Oil in ice

from datetime import datetime, timedelta
from opendrift.readers import reader_netCDF_CF_generic
from opendrift.models.openoil import OpenOil
import cmocean

o = OpenOil(loglevel=20)

17:08:43 INFO    opendrift:509: OpenDriftSimulation initialised (version 1.13.0 / v1.13.0-15-g93fccf7)

Using live data from Barents 2.5 km ocean model

o.add_readers_from_list(['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be'])

Adjusting some configuration

o.set_config('processes:dispersion',  False)
o.set_config('processes:evaporation',  False)
o.set_config('processes:emulsification',  False)
o.set_config('drift:horizontal_diffusivity', 10)
o.set_config('drift:truncate_ocean_model_below_m', 3)

Imaginary oil spill in Hinlopen strait

o.seed_elements(lon=19.1909, lat=79.5986, radius=50,
                number=3000, time=datetime.utcnow() - timedelta(days=7))

17:08:43 INFO    opendrift.models.openoil.openoil:1692: Oil type not specified, using default: GENERIC BUNKER C
17:08:43 INFO    opendrift.models.openoil.adios.dirjs:86: Querying ADIOS database for oil: GENERIC BUNKER C
17:08:43 INFO    opendrift.models.openoil.openoil:1701: Using density 988.1 and viscosity 0.021692333877975645 of oiltype GENERIC BUNKER C
17:08:43 INFO    opendrift.models.basemodel.environment:206: Adding a dynamical landmask with max. priority based on assumed maximum speed of 1.3 m/s. Adding a customised landmask may be faster...
17:08:47 INFO    opendrift.models.basemodel.environment:233: Fallback values will be used for the following variables which have no readers:
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_surface_height: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    upward_sea_water_velocity: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_surface_wave_significant_height: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_ice_area_fraction: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_ice_x_velocity: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_ice_y_velocity: 0.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_water_temperature: 10.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_water_salinity: 34.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    sea_floor_depth_below_sea_level: 10000.000000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    ocean_vertical_diffusivity: 0.020000
17:08:47 INFO    opendrift.models.basemodel.environment:236:    ocean_mixed_layer_thickness: 50.000000

Running model

o.run(duration=timedelta(hours=48), time_step=1800, time_step_output=3600)

17:08:47 INFO    opendrift:919: Using existing reader for land_binary_mask
17:08:47 INFO    opendrift:930: All points are in ocean
17:08:47 INFO    opendrift.models.openoil.openoil:684: Oil-water surface tension is 0.035935 Nm
17:08:47 INFO    opendrift.models.openoil.openoil:697: Max water fraction not available for GENERIC BUNKER C, using default
17:08:47 INFO    opendrift:2056: 2025-02-11 17:08:43.922672 - step 1 of 96 - 3000 active elements (0 deactivated)
17:08:47 INFO    opendrift.readers:58: Opening file with xr.open_dataset
17:08:50 INFO    opendrift.readers.reader_netCDF_CF_generic:338: Detected dimensions: {'x': 'X', 'y': 'Y', 'z': 'depth', 'time': 'time'}
17:08:50 INFO    opendrift.readers.basereader:176: Variable x_sea_water_velocity will be rotated from eastward_sea_water_velocity
17:08:50 INFO    opendrift.readers.basereader:176: Variable y_sea_water_velocity will be rotated from northward_sea_water_velocity
17:08:54 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0030903122 to -9.041024e-05) found for ocean_vertical_diffusivity, replacing with NaN
17:08:54 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:08:57 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.021610213 to -0.005173013) found for ocean_vertical_diffusivity, replacing with NaN
17:08:57 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:08:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:08:57 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:08:57 INFO    opendrift:2056: 2025-02-11 17:38:43.922672 - step 2 of 96 - 3000 active elements (0 deactivated)
17:08:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:08:57 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:08:57 INFO    opendrift:2056: 2025-02-11 18:08:43.922672 - step 3 of 96 - 3000 active elements (0 deactivated)
17:09:00 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.037650764 to -0.009083187) found for ocean_vertical_diffusivity, replacing with NaN
17:09:00 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:00 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:00 INFO    opendrift:2056: 2025-02-11 18:38:43.922672 - step 4 of 96 - 3000 active elements (0 deactivated)
17:09:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:00 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:00 INFO    opendrift:2056: 2025-02-11 19:08:43.922672 - step 5 of 96 - 3000 active elements (0 deactivated)
17:09:05 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.029430486 to -0.010267314) found for ocean_vertical_diffusivity, replacing with NaN
17:09:05 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:05 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:05 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:05 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:05 INFO    opendrift:2056: 2025-02-11 19:38:43.922672 - step 6 of 96 - 3000 active elements (0 deactivated)
17:09:05 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:05 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:05 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:05 INFO    opendrift:2056: 2025-02-11 20:08:43.922672 - step 7 of 96 - 3000 active elements (0 deactivated)
17:09:08 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.020366311 to -0.0070422506) found for ocean_vertical_diffusivity, replacing with NaN
17:09:08 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:08 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:08 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:08 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:08 INFO    opendrift:2056: 2025-02-11 20:38:43.922672 - step 8 of 96 - 3000 active elements (0 deactivated)
17:09:08 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:08 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:08 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:08 INFO    opendrift:2056: 2025-02-11 21:08:43.922672 - step 9 of 96 - 3000 active elements (0 deactivated)
17:09:11 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.014526273 to -0.005446271) found for ocean_vertical_diffusivity, replacing with NaN
17:09:11 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:11 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:11 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:11 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:11 INFO    opendrift:2056: 2025-02-11 21:38:43.922672 - step 10 of 96 - 3000 active elements (0 deactivated)
17:09:11 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:11 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:12 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:12 INFO    opendrift:2056: 2025-02-11 22:08:43.922672 - step 11 of 96 - 3000 active elements (0 deactivated)
17:09:14 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.012323341 to -0.0049759997) found for ocean_vertical_diffusivity, replacing with NaN
17:09:14 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:15 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:15 INFO    opendrift:2056: 2025-02-11 22:38:43.922672 - step 12 of 96 - 3000 active elements (0 deactivated)
17:09:15 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:15 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:15 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:15 INFO    opendrift:2056: 2025-02-11 23:08:43.922672 - step 13 of 96 - 3000 active elements (0 deactivated)
17:09:18 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.010780106 to -0.0038185436) found for ocean_vertical_diffusivity, replacing with NaN
17:09:18 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:18 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:18 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:19 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:19 INFO    opendrift:2056: 2025-02-11 23:38:43.922672 - step 14 of 96 - 3000 active elements (0 deactivated)
17:09:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:19 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:19 INFO    opendrift:2056: 2025-02-12 00:08:43.922672 - step 15 of 96 - 3000 active elements (0 deactivated)
17:09:24 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.007589056 to -0.0024380004) found for ocean_vertical_diffusivity, replacing with NaN
17:09:24 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:24 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:24 INFO    opendrift:2056: 2025-02-12 00:38:43.922672 - step 16 of 96 - 3000 active elements (0 deactivated)
17:09:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:24 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:24 INFO    opendrift:2056: 2025-02-12 01:08:43.922672 - step 17 of 96 - 3000 active elements (0 deactivated)
17:09:27 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0042084903 to -0.0007064631) found for ocean_vertical_diffusivity, replacing with NaN
17:09:27 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:27 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:27 INFO    opendrift:2056: 2025-02-12 01:38:43.922672 - step 18 of 96 - 3000 active elements (0 deactivated)
17:09:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:28 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:28 INFO    opendrift:2056: 2025-02-12 02:08:43.922672 - step 19 of 96 - 3000 active elements (0 deactivated)
17:09:30 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.001296826 to -0.00018702145) found for ocean_vertical_diffusivity, replacing with NaN
17:09:30 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:30 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:30 INFO    opendrift:2056: 2025-02-12 02:38:43.922672 - step 20 of 96 - 3000 active elements (0 deactivated)
17:09:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:31 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:31 INFO    opendrift:2056: 2025-02-12 03:08:43.922672 - step 21 of 96 - 3000 active elements (0 deactivated)
17:09:33 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0011282009 to -1.3698564e-05) found for ocean_vertical_diffusivity, replacing with NaN
17:09:33 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:33 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:34 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:34 INFO    opendrift:2056: 2025-02-12 03:38:43.922672 - step 22 of 96 - 3000 active elements (0 deactivated)
17:09:34 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:34 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:34 INFO    opendrift:2056: 2025-02-12 04:08:43.922672 - step 23 of 96 - 3000 active elements (0 deactivated)
17:09:38 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0055956673 to -0.0012615736) found for ocean_vertical_diffusivity, replacing with NaN
17:09:38 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:38 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:38 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:38 INFO    opendrift:2056: 2025-02-12 04:38:43.922672 - step 24 of 96 - 3000 active elements (0 deactivated)
17:09:38 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:39 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:39 INFO    opendrift:2056: 2025-02-12 05:08:43.922672 - step 25 of 96 - 3000 active elements (0 deactivated)
17:09:41 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.018501032 to -0.0045931586) found for ocean_vertical_diffusivity, replacing with NaN
17:09:41 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:41 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:41 INFO    opendrift:2056: 2025-02-12 05:38:43.922672 - step 26 of 96 - 3000 active elements (0 deactivated)
17:09:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:42 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:42 INFO    opendrift:2056: 2025-02-12 06:08:43.922672 - step 27 of 96 - 3000 active elements (0 deactivated)
17:09:46 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.037383743 to -0.008441759) found for ocean_vertical_diffusivity, replacing with NaN
17:09:46 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:46 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:46 INFO    opendrift:2056: 2025-02-12 06:38:43.922672 - step 28 of 96 - 3000 active elements (0 deactivated)
17:09:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:48 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:48 INFO    opendrift:2056: 2025-02-12 07:08:43.922672 - step 29 of 96 - 2999 active elements (1 deactivated)
17:09:51 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.034090597 to -0.008371335) found for ocean_vertical_diffusivity, replacing with NaN
17:09:51 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:51 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:51 INFO    opendrift:2056: 2025-02-12 07:38:43.922672 - step 30 of 96 - 2999 active elements (1 deactivated)
17:09:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:51 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:51 INFO    opendrift:2056: 2025-02-12 08:08:43.922672 - step 31 of 96 - 2997 active elements (3 deactivated)
17:09:54 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.022566937 to -0.004588785) found for ocean_vertical_diffusivity, replacing with NaN
17:09:54 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:54 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:54 INFO    opendrift:2056: 2025-02-12 08:38:43.922672 - step 32 of 96 - 2997 active elements (3 deactivated)
17:09:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:54 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:54 INFO    opendrift:2056: 2025-02-12 09:08:43.922672 - step 33 of 96 - 2997 active elements (3 deactivated)
17:09:57 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.012419646 to -0.003276131) found for ocean_vertical_diffusivity, replacing with NaN
17:09:57 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:09:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:57 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:57 INFO    opendrift:2056: 2025-02-12 09:38:43.922672 - step 34 of 96 - 2997 active elements (3 deactivated)
17:09:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:09:57 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:09:57 INFO    opendrift:2056: 2025-02-12 10:08:43.922672 - step 35 of 96 - 2997 active elements (3 deactivated)
17:10:00 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.010421713 to -0.0016303217) found for ocean_vertical_diffusivity, replacing with NaN
17:10:00 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:00 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:00 INFO    opendrift:2056: 2025-02-12 10:38:43.922672 - step 36 of 96 - 2996 active elements (4 deactivated)
17:10:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:00 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:00 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:00 INFO    opendrift:2056: 2025-02-12 11:08:43.922672 - step 37 of 96 - 2996 active elements (4 deactivated)
17:10:03 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.008640319 to -0.0012701281) found for ocean_vertical_diffusivity, replacing with NaN
17:10:03 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:03 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:03 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:03 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:03 INFO    opendrift:2056: 2025-02-12 11:38:43.922672 - step 38 of 96 - 2996 active elements (4 deactivated)
17:10:03 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:03 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:03 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:03 INFO    opendrift:2056: 2025-02-12 12:08:43.922672 - step 39 of 96 - 2996 active elements (4 deactivated)
17:10:06 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.006638156 to -0.0009073891) found for ocean_vertical_diffusivity, replacing with NaN
17:10:06 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:06 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:06 INFO    opendrift:2056: 2025-02-12 12:38:43.922672 - step 40 of 96 - 2995 active elements (5 deactivated)
17:10:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:06 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:06 INFO    opendrift:2056: 2025-02-12 13:08:43.922672 - step 41 of 96 - 2995 active elements (5 deactivated)
17:10:09 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0047008824 to -0.00020547266) found for ocean_vertical_diffusivity, replacing with NaN
17:10:09 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:09 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:09 INFO    opendrift:2056: 2025-02-12 13:38:43.922672 - step 42 of 96 - 2993 active elements (7 deactivated)
17:10:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:09 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:09 INFO    opendrift:2056: 2025-02-12 14:08:43.922672 - step 43 of 96 - 2993 active elements (7 deactivated)
17:10:12 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.00010562864 to -0.00010562864) found for ocean_vertical_diffusivity, replacing with NaN
17:10:12 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:12 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:12 INFO    opendrift:2056: 2025-02-12 14:38:43.922672 - step 44 of 96 - 2993 active elements (7 deactivated)
17:10:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:12 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:12 INFO    opendrift:2056: 2025-02-12 15:08:43.922672 - step 45 of 96 - 2992 active elements (8 deactivated)
17:10:15 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:15 INFO    opendrift:2056: 2025-02-12 15:38:43.922672 - step 46 of 96 - 2992 active elements (8 deactivated)
17:10:15 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:15 INFO    opendrift:2056: 2025-02-12 16:08:43.922672 - step 47 of 96 - 2989 active elements (11 deactivated)
17:10:18 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0022153435 to -4.233819e-05) found for ocean_vertical_diffusivity, replacing with NaN
17:10:18 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:18 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:18 INFO    opendrift:2056: 2025-02-12 16:38:43.922672 - step 48 of 96 - 2986 active elements (14 deactivated)
17:10:19 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:19 INFO    opendrift:2056: 2025-02-12 17:08:43.922672 - step 49 of 96 - 2981 active elements (19 deactivated)
17:10:21 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.01085887 to -0.0011231884) found for ocean_vertical_diffusivity, replacing with NaN
17:10:21 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:21 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:21 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:21 INFO    opendrift:2056: 2025-02-12 17:38:43.922672 - step 50 of 96 - 2977 active elements (23 deactivated)
17:10:21 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:22 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:22 INFO    opendrift:2056: 2025-02-12 18:08:43.922672 - step 51 of 96 - 2974 active elements (26 deactivated)
17:10:24 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.032453276 to -0.0039020788) found for ocean_vertical_diffusivity, replacing with NaN
17:10:24 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:24 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:24 INFO    opendrift:2056: 2025-02-12 18:38:43.922672 - step 52 of 96 - 2972 active elements (28 deactivated)
17:10:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:25 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:25 INFO    opendrift:2056: 2025-02-12 19:08:43.922672 - step 53 of 96 - 2969 active elements (31 deactivated)
17:10:27 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.04247284 to -0.0033894663) found for ocean_vertical_diffusivity, replacing with NaN
17:10:27 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:28 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:28 INFO    opendrift:2056: 2025-02-12 19:38:43.922672 - step 54 of 96 - 2966 active elements (34 deactivated)
17:10:28 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:28 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:28 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:28 INFO    opendrift:2056: 2025-02-12 20:08:43.922672 - step 55 of 96 - 2962 active elements (38 deactivated)
17:10:31 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.036300033 to -0.0034682464) found for ocean_vertical_diffusivity, replacing with NaN
17:10:31 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:31 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:31 INFO    opendrift:2056: 2025-02-12 20:38:43.922672 - step 56 of 96 - 2956 active elements (44 deactivated)
17:10:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:31 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:31 INFO    opendrift:2056: 2025-02-12 21:08:43.922672 - step 57 of 96 - 2953 active elements (47 deactivated)
17:10:34 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.027719498 to -0.0032131842) found for ocean_vertical_diffusivity, replacing with NaN
17:10:34 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:34 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:34 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:34 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:34 INFO    opendrift:2056: 2025-02-12 21:38:43.922672 - step 58 of 96 - 2952 active elements (48 deactivated)
17:10:34 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:34 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:34 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:34 INFO    opendrift:2056: 2025-02-12 22:08:43.922672 - step 59 of 96 - 2949 active elements (51 deactivated)
17:10:37 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.020438854 to -0.0030585416) found for ocean_vertical_diffusivity, replacing with NaN
17:10:37 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:37 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:37 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:37 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:37 INFO    opendrift:2056: 2025-02-12 22:38:43.922672 - step 60 of 96 - 2946 active elements (54 deactivated)
17:10:37 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:37 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:37 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:37 INFO    opendrift:2056: 2025-02-12 23:08:43.922672 - step 61 of 96 - 2944 active elements (56 deactivated)
17:10:40 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0153683415 to -0.0021103504) found for ocean_vertical_diffusivity, replacing with NaN
17:10:40 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:40 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:40 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:40 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:40 INFO    opendrift:2056: 2025-02-12 23:38:43.922672 - step 62 of 96 - 2939 active elements (61 deactivated)
17:10:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:41 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:41 INFO    opendrift:2056: 2025-02-13 00:08:43.922672 - step 63 of 96 - 2937 active elements (63 deactivated)
17:10:43 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.01184728 to -0.0009845624) found for ocean_vertical_diffusivity, replacing with NaN
17:10:43 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:43 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:43 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:44 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:44 INFO    opendrift:2056: 2025-02-13 00:38:43.922672 - step 64 of 96 - 2935 active elements (65 deactivated)
17:10:44 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:44 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:44 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:44 INFO    opendrift:2056: 2025-02-13 01:08:43.922672 - step 65 of 96 - 2933 active elements (67 deactivated)
17:10:46 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.008037644 to -0.0007528288) found for ocean_vertical_diffusivity, replacing with NaN
17:10:46 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:47 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:47 INFO    opendrift:2056: 2025-02-13 01:38:43.922672 - step 66 of 96 - 2927 active elements (73 deactivated)
17:10:47 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:47 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:47 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:47 INFO    opendrift:2056: 2025-02-13 02:08:43.922672 - step 67 of 96 - 2926 active elements (74 deactivated)
17:10:50 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.003889107 to -0.00032084083) found for ocean_vertical_diffusivity, replacing with NaN
17:10:50 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:50 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:50 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:50 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:50 INFO    opendrift:2056: 2025-02-13 02:38:43.922672 - step 68 of 96 - 2922 active elements (78 deactivated)
17:10:50 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:50 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:50 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:50 INFO    opendrift:2056: 2025-02-13 03:08:43.922672 - step 69 of 96 - 2919 active elements (81 deactivated)
17:10:53 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0010958856 to -8.283798e-05) found for ocean_vertical_diffusivity, replacing with NaN
17:10:53 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:53 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:53 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:53 INFO    opendrift:2056: 2025-02-13 03:38:43.922672 - step 70 of 96 - 2914 active elements (86 deactivated)
17:10:53 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:53 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:53 INFO    opendrift:2056: 2025-02-13 04:08:43.922672 - step 71 of 96 - 2910 active elements (90 deactivated)
17:10:56 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.00366529 to -0.00030126306) found for ocean_vertical_diffusivity, replacing with NaN
17:10:56 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:56 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:56 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:56 INFO    opendrift:2056: 2025-02-13 04:38:43.922672 - step 72 of 96 - 2909 active elements (91 deactivated)
17:10:56 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:56 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:56 INFO    opendrift:2056: 2025-02-13 05:08:43.922672 - step 73 of 96 - 2908 active elements (92 deactivated)
17:10:59 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.009370171 to -0.0018539017) found for ocean_vertical_diffusivity, replacing with NaN
17:10:59 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:10:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:59 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:59 INFO    opendrift:2056: 2025-02-13 05:38:43.922672 - step 74 of 96 - 2905 active elements (95 deactivated)
17:10:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:10:59 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:10:59 INFO    opendrift:2056: 2025-02-13 06:08:43.922672 - step 75 of 96 - 2901 active elements (99 deactivated)
17:11:02 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.021884255 to -0.0035205178) found for ocean_vertical_diffusivity, replacing with NaN
17:11:02 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:02 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:02 INFO    opendrift:2056: 2025-02-13 06:38:43.922672 - step 76 of 96 - 2897 active elements (103 deactivated)
17:11:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:02 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:02 INFO    opendrift:2056: 2025-02-13 07:08:43.922672 - step 77 of 96 - 2893 active elements (107 deactivated)
17:11:06 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.030382177 to -0.0057177856) found for ocean_vertical_diffusivity, replacing with NaN
17:11:06 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:06 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:06 INFO    opendrift:2056: 2025-02-13 07:38:43.922672 - step 78 of 96 - 2886 active elements (114 deactivated)
17:11:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:06 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:06 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:06 INFO    opendrift:2056: 2025-02-13 08:08:43.922672 - step 79 of 96 - 2880 active elements (120 deactivated)
17:11:09 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.030863814 to -0.0047635334) found for ocean_vertical_diffusivity, replacing with NaN
17:11:09 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:09 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:09 INFO    opendrift:2056: 2025-02-13 08:38:43.922672 - step 80 of 96 - 2870 active elements (130 deactivated)
17:11:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:09 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:09 INFO    opendrift:2056: 2025-02-13 09:08:43.922672 - step 81 of 96 - 2865 active elements (135 deactivated)
17:11:12 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.023738196 to -0.0032799623) found for ocean_vertical_diffusivity, replacing with NaN
17:11:12 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:12 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:12 INFO    opendrift:2056: 2025-02-13 09:38:43.922672 - step 82 of 96 - 2862 active elements (138 deactivated)
17:11:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:12 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:12 INFO    opendrift:2056: 2025-02-13 10:08:43.922672 - step 83 of 96 - 2858 active elements (142 deactivated)
17:11:15 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.015232803 to -0.0026469422) found for ocean_vertical_diffusivity, replacing with NaN
17:11:15 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:15 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:15 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:15 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:15 INFO    opendrift:2056: 2025-02-13 10:38:43.922672 - step 84 of 96 - 2855 active elements (145 deactivated)
17:11:15 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:15 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:16 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:16 INFO    opendrift:2056: 2025-02-13 11:08:43.922672 - step 85 of 96 - 2853 active elements (147 deactivated)
17:11:18 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.008571359 to -0.00087684585) found for ocean_vertical_diffusivity, replacing with NaN
17:11:18 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:18 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:18 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:18 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:19 INFO    opendrift:2056: 2025-02-13 11:38:43.922672 - step 86 of 96 - 2850 active elements (150 deactivated)
17:11:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:19 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:19 INFO    opendrift:2056: 2025-02-13 12:08:43.922672 - step 87 of 96 - 2847 active elements (153 deactivated)
17:11:21 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0065193726 to -0.0009739) found for ocean_vertical_diffusivity, replacing with NaN
17:11:21 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:21 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:21 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:22 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:22 INFO    opendrift:2056: 2025-02-13 12:38:43.922672 - step 88 of 96 - 2841 active elements (159 deactivated)
17:11:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:22 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:22 INFO    opendrift:2056: 2025-02-13 13:08:43.922672 - step 89 of 96 - 2838 active elements (162 deactivated)
17:11:25 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0076136542 to -0.00057678664) found for ocean_vertical_diffusivity, replacing with NaN
17:11:25 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:25 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:25 INFO    opendrift:2056: 2025-02-13 13:38:43.922672 - step 90 of 96 - 2836 active elements (164 deactivated)
17:11:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:26 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:26 INFO    opendrift:2056: 2025-02-13 14:08:43.922672 - step 91 of 96 - 2833 active elements (167 deactivated)
17:11:28 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0044397935 to -3.6752655e-05) found for ocean_vertical_diffusivity, replacing with NaN
17:11:28 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:28 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:28 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:28 INFO    opendrift:2056: 2025-02-13 14:38:43.922672 - step 92 of 96 - 2831 active elements (169 deactivated)
17:11:28 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning
17:11:29 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:29 INFO    opendrift:2056: 2025-02-13 15:08:43.922672 - step 93 of 96 - 2827 active elements (173 deactivated)
17:11:32 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:32 INFO    opendrift:2056: 2025-02-13 15:38:43.922672 - step 94 of 96 - 2824 active elements (176 deactivated)
17:11:32 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:32 INFO    opendrift:2056: 2025-02-13 16:08:43.922672 - step 95 of 96 - 2818 active elements (182 deactivated)
17:11:35 WARNING opendrift.readers.basereader.variables:650: Invalid values (-0.0005507874 to -7.4293953e-06) found for ocean_vertical_diffusivity, replacing with NaN
17:11:35 WARNING opendrift.readers.basereader.variables:653: (allowed range: [0, 1])
17:11:35 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice
17:11:35 INFO    opendrift:2056: 2025-02-13 16:38:43.922672 - step 96 of 96 - 2818 active elements (182 deactivated)
17:11:35 INFO    opendrift.models.openoil.openoil:1181: Ice concentration above 30%, using Nordam scheme for advection in ice

<xarray.Dataset> Size: 26MB
Dimensions:                                                                              (
                                                                                          trajectory: 3000,
                                                                                          time: 49)
Coordinates:
  * trajectory                                                                           (trajectory) int64 24kB ...
  * time                                                                                 (time) datetime64[ns] 392B ...
Data variables: (12/44)
    status                                                                               (trajectory, time) float32 588kB ...
    moving                                                                               (trajectory, time) float32 588kB ...
    age_seconds                                                                          (trajectory, time) float32 588kB ...
    origin_marker                                                                        (trajectory, time) float32 588kB ...
    lon                                                                                  (trajectory, time) float32 588kB ...
    lat                                                                                  (trajectory, time) float32 588kB ...
    ...                                                                                   ...
    sea_water_temperature                                                                (trajectory, time) float32 588kB ...
    sea_water_salinity                                                                   (trajectory, time) float32 588kB ...
    sea_floor_depth_below_sea_level                                                      (trajectory, time) float32 588kB ...
    ocean_vertical_diffusivity                                                           (trajectory, time) float32 588kB ...
    land_binary_mask                                                                     (trajectory, time) float32 588kB ...
    ocean_mixed_layer_thickness                                                          (trajectory, time) float32 588kB ...
Attributes: (12/162)
    Conventions:                                                             ...
    standard_name_vocabulary:                                                ...
    featureType:                                                             ...
    title:                                                                   ...
    summary:                                                                 ...
    keywords:                                                                ...
    ...                                                                                                               ...
    geospatial_lon_units:                                                    ...
    geospatial_lon_resolution:                                               ...
    runtime:                                                                 ...
    geospatial_vertical_min:                                                 ...
    geospatial_vertical_max:                                                 ...
    geospatial_vertical_positive:                                            ...

xarray.Dataset

• Dimensions:
  • trajectory: 3000
  • time: 49
• Coordinates: (2)
  • trajectory
    (trajectory)
    int64
    0 1 2 3 4 ... 2996 2997 2998 2999

    cf_role :

    trajectory_id

    dtype :

    <class 'numpy.int32'>

    array([   0,    1,    2, ..., 2997, 2998, 2999])

  • time
    (time)
    datetime64[ns]
    2025-02-11T17:08:43.922672 ... 2...

    standard_name :

    time

    long_name :

    time

    dtype :

    <class 'numpy.float64'>

    array(['2025-02-11T17:08:43.922672000', '2025-02-11T18:08:43.922672000',
           '2025-02-11T19:08:43.922672000', '2025-02-11T20:08:43.922672000',
           '2025-02-11T21:08:43.922672000', '2025-02-11T22:08:43.922672000',
           '2025-02-11T23:08:43.922672000', '2025-02-12T00:08:43.922672000',
           '2025-02-12T01:08:43.922672000', '2025-02-12T02:08:43.922672000',
           '2025-02-12T03:08:43.922672000', '2025-02-12T04:08:43.922672000',
           '2025-02-12T05:08:43.922672000', '2025-02-12T06:08:43.922672000',
           '2025-02-12T07:08:43.922672000', '2025-02-12T08:08:43.922672000',
           '2025-02-12T09:08:43.922672000', '2025-02-12T10:08:43.922672000',
           '2025-02-12T11:08:43.922672000', '2025-02-12T12:08:43.922672000',
           '2025-02-12T13:08:43.922672000', '2025-02-12T14:08:43.922672000',
           '2025-02-12T15:08:43.922672000', '2025-02-12T16:08:43.922672000',
           '2025-02-12T17:08:43.922672000', '2025-02-12T18:08:43.922672000',
           '2025-02-12T19:08:43.922672000', '2025-02-12T20:08:43.922672000',
           '2025-02-12T21:08:43.922672000', '2025-02-12T22:08:43.922672000',
           '2025-02-12T23:08:43.922672000', '2025-02-13T00:08:43.922672000',
           '2025-02-13T01:08:43.922672000', '2025-02-13T02:08:43.922672000',
           '2025-02-13T03:08:43.922672000', '2025-02-13T04:08:43.922672000',
           '2025-02-13T05:08:43.922672000', '2025-02-13T06:08:43.922672000',
           '2025-02-13T07:08:43.922672000', '2025-02-13T08:08:43.922672000',
           '2025-02-13T09:08:43.922672000', '2025-02-13T10:08:43.922672000',
           '2025-02-13T11:08:43.922672000', '2025-02-13T12:08:43.922672000',
           '2025-02-13T13:08:43.922672000', '2025-02-13T14:08:43.922672000',
           '2025-02-13T15:08:43.922672000', '2025-02-13T16:08:43.922672000',
           '2025-02-13T17:08:43.922672000'], dtype='datetime64[ns]')

• Data variables: (44)
  • status
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.int32'>

    valid_range :

    [0 1]

    flag_values :

    [0 1]

    flag_meanings :

    active stranded

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • moving
    (trajectory, time)
    float32
    1.0 1.0 1.0 1.0 ... 1.0 1.0 1.0 1.0

    dtype :

    <class 'numpy.int32'>

    minval :

    0

    maxval :

    1

    array([[ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ..., nan, nan, nan],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           ...,
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.]], dtype=float32)

  • age_seconds
    (trajectory, time)
    float32
    0.0 3.6e+03 ... 1.692e+05 1.728e+05

    dtype :

    <class 'numpy.float32'>

    units :

    s

    minval :

    0.0

    maxval :

    172800.0

    array([[     0.,   3600.,   7200., ..., 165600., 169200., 172800.],
           [     0.,   3600.,   7200., ...,     nan,     nan,     nan],
           [     0.,   3600.,   7200., ..., 165600., 169200., 172800.],
           ...,
           [     0.,   3600.,   7200., ..., 165600., 169200., 172800.],
           [     0.,   3600.,   7200., ..., 165600., 169200., 172800.],
           [     0.,   3600.,   7200., ..., 165600., 169200., 172800.]],
          dtype=float32)

  • origin_marker
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.int32'>

    unit :

    description :

    An integer kept constant during the simulation. Different values may be used for different seedings, to separate elements during analysis. With GUI, only a single seeding is possible.

    flag_values :

    [0]

    flag_meanings :

    Seed_0

    minval :

    0

    maxval :

    0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • lon
    (trajectory, time)
    float32
    19.2 19.19 19.19 ... 18.95 18.97

    dtype :

    <class 'numpy.float32'>

    units :

    degrees_east

    standard_name :

    longitude

    long_name :

    longitude

    axis :

    X

    minval :

    18.668688

    maxval :

    19.30369

    array([[19.195274, 19.185871, 19.188354, ..., 19.037079, 19.032253,
            19.027563],
           [19.191893, 19.178865, 19.172245, ...,       nan,       nan,
                  nan],
           [19.193327, 19.215221, 19.214762, ..., 18.764502, 18.736174,
            18.736788],
           ...,
           [19.190422, 19.18491 , 19.188019, ..., 18.843307, 18.8316  ,
            18.802778],
           [19.187893, 19.178207, 19.155611, ..., 18.908615, 18.886456,
            18.911098],
           [19.1907  , 19.16946 , 19.168806, ..., 18.93805 , 18.94775 ,
            18.96604 ]], dtype=float32)

  • lat
    (trajectory, time)
    float32
    79.6 79.6 79.6 ... 79.56 79.56

    dtype :

    <class 'numpy.float32'>

    units :

    degrees_north

    standard_name :

    latitude

    long_name :

    latitude

    axis :

    Y

    minval :

    79.51043

    maxval :

    79.64674

    array([[79.59931 , 79.60396 , 79.602486, ..., 79.576096, 79.57594 ,
            79.57548 ],
           [79.598854, 79.59835 , 79.59903 , ...,       nan,       nan,
                  nan],
           [79.59855 , 79.60351 , 79.60722 , ..., 79.57074 , 79.57367 ,
            79.57388 ],
           ...,
           [79.59836 , 79.60254 , 79.60189 , ..., 79.588394, 79.58897 ,
            79.58914 ],
           [79.59878 , 79.60126 , 79.60069 , ..., 79.60835 , 79.60576 ,
            79.60641 ],
           [79.59873 , 79.596756, 79.59882 , ..., 79.55608 , 79.559425,
            79.55772 ]], dtype=float32)

  • z
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    m

    standard_name :

    z

    long_name :

    vertical position

    axis :

    Z

    positive :

    up

    minval :

    -198.60399

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • wind_drift_factor
    (trajectory, time)
    float32
    0.03 0.03 0.03 ... 0.03 0.03 0.03

    dtype :

    <class 'numpy.float32'>

    units :

    %

    description :

    Elements at the ocean surface are moved by this fraction of the wind vector, in addition to currents and Stokes drift

    minval :

    0.03

    maxval :

    0.03

    array([[0.03, 0.03, 0.03, ..., 0.03, 0.03, 0.03],
           [0.03, 0.03, 0.03, ...,  nan,  nan,  nan],
           [0.03, 0.03, 0.03, ..., 0.03, 0.03, 0.03],
           ...,
           [0.03, 0.03, 0.03, ..., 0.03, 0.03, 0.03],
           [0.03, 0.03, 0.03, ..., 0.03, 0.03, 0.03],
           [0.03, 0.03, 0.03, ..., 0.03, 0.03, 0.03]], dtype=float32)

  • current_drift_factor
    (trajectory, time)
    float32
    1.0 1.0 1.0 1.0 ... 1.0 1.0 1.0 1.0

    dtype :

    <class 'numpy.float32'>

    units :

    1

    description :

    Elements are moved with this fraction of the current vector, in addition to currents and Stokes drift

    minval :

    1.0

    maxval :

    1.0

    array([[ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ..., nan, nan, nan],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           ...,
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.]], dtype=float32)

  • terminal_velocity
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    m/s

    description :

    Terminal rise/sinking velocity (buoyancy) in the ocean column

    minval :

    0.0

    maxval :

    0.048041593

    array([[0.        , 0.        , 0.        , ..., 0.02872726, 0.02875919,
            0.02878858],
           [0.        , 0.        , 0.        , ...,        nan,        nan,
                   nan],
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ],
           ...,
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ],
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ],
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ]], dtype=float32)

  • mass_oil
    (trajectory, time)
    float32
    0.3294 0.3294 ... 0.3294 0.3294

    dtype :

    <class 'numpy.float32'>

    units :

    kg

    minval :

    0.32936665

    maxval :

    0.32936665

    array([[0.32936665, 0.32936665, 0.32936665, ..., 0.32936665, 0.32936665,
            0.32936665],
           [0.32936665, 0.32936665, 0.32936665, ...,        nan,        nan,
                   nan],
           [0.32936665, 0.32936665, 0.32936665, ..., 0.32936665, 0.32936665,
            0.32936665],
           ...,
           [0.32936665, 0.32936665, 0.32936665, ..., 0.32936665, 0.32936665,
            0.32936665],
           [0.32936665, 0.32936665, 0.32936665, ..., 0.32936665, 0.32936665,
            0.32936665],
           [0.32936665, 0.32936665, 0.32936665, ..., 0.32936665, 0.32936665,
            0.32936665]], dtype=float32)

  • viscosity
    (trajectory, time)
    float32
    0.02169 0.1611 ... 0.1591 0.1597

    dtype :

    <class 'numpy.float32'>

    units :

    m2/s

    description :

    Kinematic viscosity of oil (emulsion)

    minval :

    0.021692334

    maxval :

    0.16724956

    array([[0.02169233, 0.16105174, 0.16090433, ..., 0.16234891, 0.16194192,
            0.16158034],
           [0.02169233, 0.1611519 , 0.1609725 , ...,        nan,        nan,
                   nan],
           [0.02169233, 0.16101241, 0.16059898, ..., 0.16036266, 0.16064124,
            0.16092521],
           ...,
           [0.02169233, 0.16112792, 0.16070315, ..., 0.16153349, 0.16159944,
            0.16172524],
           [0.02169233, 0.16099522, 0.16101855, ..., 0.1631635 , 0.1628613 ,
            0.16283394],
           [0.02169233, 0.161072  , 0.16091785, ..., 0.15924466, 0.1590528 ,
            0.15973686]], dtype=float32)

  • density
    (trajectory, time)
    float32
    988.1 997.0 997.0 ... 997.0 997.0

    dtype :

    <class 'numpy.float32'>

    units :

    kg/m^3

    minval :

    988.1

    maxval :

    997.2034

    array([[988.1    , 997.043  , 997.0392 , ..., 997.07715, 997.06647,
            997.057  ],
           [988.1    , 997.0457 , 997.04095, ...,       nan,       nan,
                  nan],
           [988.1    , 997.042  , 997.03107, ..., 997.02484, 997.0322 ,
            997.03973],
           ...,
           [988.1    , 997.04504, 997.0338 , ..., 997.0557 , 997.0575 ,
            997.0608 ],
           [988.1    , 997.04156, 997.0422 , ..., 997.0984 , 997.0905 ,
            997.08984],
           [988.1    , 997.0436 , 997.0395 , ..., 996.99506, 996.9899 ,
            997.0082 ]], dtype=float32)

  • bulltime
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    s

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • interfacial_area
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    m2

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • mass_dispersed
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    kg

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • mass_evaporated
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    kg

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • mass_biodegraded
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    kg

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • biodegradation_half_time_droplet
    (trajectory, time)
    float32
    1.0 1.0 1.0 1.0 ... 1.0 1.0 1.0 1.0

    dtype :

    <class 'numpy.float32'>

    units :

    Days

    description :

    Biodegradation half time in days for submerged oil droplets

    minval :

    1.0

    maxval :

    1.0

    array([[ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ..., nan, nan, nan],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           ...,
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.],
           [ 1.,  1.,  1., ...,  1.,  1.,  1.]], dtype=float32)

  • biodegradation_half_time_slick
    (trajectory, time)
    float32
    3.0 3.0 3.0 3.0 ... 3.0 3.0 3.0 3.0

    dtype :

    <class 'numpy.float32'>

    units :

    Days

    description :

    Biodegradation half time in days for surface oil slick

    minval :

    3.0

    maxval :

    3.0

    array([[ 3.,  3.,  3., ...,  3.,  3.,  3.],
           [ 3.,  3.,  3., ..., nan, nan, nan],
           [ 3.,  3.,  3., ...,  3.,  3.,  3.],
           ...,
           [ 3.,  3.,  3., ...,  3.,  3.,  3.],
           [ 3.,  3.,  3., ...,  3.,  3.,  3.],
           [ 3.,  3.,  3., ...,  3.,  3.,  3.]], dtype=float32)

  • fraction_evaporated
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    %

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • water_fraction
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    %

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • oil_film_thickness
    (trajectory, time)
    float32
    0.001 0.001 0.001 ... 0.001 0.001

    dtype :

    <class 'numpy.float32'>

    units :

    m

    minval :

    0.001

    maxval :

    0.001

    array([[0.001, 0.001, 0.001, ..., 0.001, 0.001, 0.001],
           [0.001, 0.001, 0.001, ...,   nan,   nan,   nan],
           [0.001, 0.001, 0.001, ..., 0.001, 0.001, 0.001],
           ...,
           [0.001, 0.001, 0.001, ..., 0.001, 0.001, 0.001],
           [0.001, 0.001, 0.001, ..., 0.001, 0.001, 0.001],
           [0.001, 0.001, 0.001, ..., 0.001, 0.001, 0.001]], dtype=float32)

  • diameter
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    dtype :

    <class 'numpy.float32'>

    units :

    m

    minval :

    0.0

    maxval :

    0.0029980356

    array([[0.        , 0.        , 0.        , ..., 0.00178353, 0.00178353,
            0.00178353],
           [0.        , 0.        , 0.        , ...,        nan,        nan,
                   nan],
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ],
           ...,
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ],
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ],
           [0.        , 0.        , 0.        , ..., 0.        , 0.        ,
            0.        ]], dtype=float32)

  • x_sea_water_velocity
    (trajectory, time)
    float32
    0.1015 -0.1641 ... 0.1604 -0.0121

    minval :

    -0.40058738

    maxval :

    0.31092742

    array([[ 0.1015294 , -0.16412368, -0.2691806 , ...,  0.09616366,
             0.05407169,  0.13981235],
           [-0.0467944 , -0.14249803, -0.22814725, ...,         nan,
                    nan,         nan],
           [ 0.00486504, -0.18992288, -0.1965553 , ...,  0.05519462,
             0.18571414,  0.03509989],
           ...,
           [-0.04163407, -0.18044879, -0.02808665, ...,  0.16335225,
             0.05717422,  0.12372621],
           [-0.05502092, -0.12912825, -0.11380847, ...,  0.06206638,
             0.08197122,  0.02879727],
           [ 0.03331463, -0.06543767, -0.20062108, ...,  0.2288707 ,
             0.16044478, -0.01210034]], dtype=float32)

  • y_sea_water_velocity
    (trajectory, time)
    float32
    0.07715 0.1354 ... -0.1961 -0.04462

    minval :

    -0.31634635

    maxval :

    0.3934001

    array([[ 0.07715438,  0.13541785,  0.15391184, ..., -0.1032842 ,
            -0.04357383, -0.06524242],
           [ 0.0275084 , -0.00091548,  0.16711518, ...,         nan,
                    nan,         nan],
           [ 0.00104197,  0.1406362 ,  0.1735525 , ..., -0.12527381,
            -0.10166656, -0.07090671],
           ...,
           [-0.09547759,  0.16155486,  0.09667876, ..., -0.09594633,
            -0.02767139,  0.04859969],
           [ 0.00337046,  0.15122077,  0.09010627, ..., -0.09304997,
            -0.08821096, -0.045294  ],
           [ 0.0162441 ,  0.10774209,  0.13518469, ..., -0.16509472,
            -0.19609626, -0.0446207 ]], dtype=float32)

  • x_wind
    (trajectory, time)
    float32
    4.409 4.329 4.054 ... 1.119 1.386

    minval :

    -2.0878532

    maxval :

    8.145221

    array([[4.4088144 , 4.328837  , 4.0539823 , ..., 1.3174301 , 1.3832018 ,
            1.2476296 ],
           [4.149239  , 4.6726775 , 4.0718837 , ...,        nan,        nan,
                   nan],
           [3.3489218 , 4.0495687 , 4.8787456 , ..., 1.5093224 , 0.75340897,
            1.2070421 ],
           ...,
           [4.3148956 , 4.0430408 , 3.702124  , ..., 1.5115632 , 1.3699957 ,
            0.5137223 ],
           [3.6495361 , 4.649816  , 4.1727147 , ..., 2.1788726 , 1.98694   ,
            0.8619725 ],
           [3.8392103 , 3.9204817 , 3.6922626 , ..., 1.4195288 , 1.1191473 ,
            1.3855175 ]], dtype=float32)

  • y_wind
    (trajectory, time)
    float32
    -7.813 -10.46 ... -5.004 -5.631

    minval :

    -14.12012

    maxval :

    -3.1076226

    array([[ -7.8128586, -10.464127 , -10.863739 , ...,  -4.625207 ,
             -4.109374 ,  -5.052055 ],
           [ -8.782464 , -10.404179 , -10.842987 , ...,         nan,
                    nan,         nan],
           [ -9.271718 , -10.113715 , -11.15778  , ...,  -6.5897245,
             -5.3048124,  -5.32472  ],
           ...,
           [ -9.100156 , -10.108049 , -10.639836 , ...,  -6.648658 ,
             -5.7408442,  -5.402679 ],
           [ -9.174001 , -10.270517 , -11.026148 , ...,  -6.6176496,
             -5.1309466,  -4.9343944],
           [ -9.057225 , -10.074185 , -11.823388 , ...,  -5.1973014,
             -5.004492 ,  -5.6312256]], dtype=float32)

  • sea_surface_height
    (trajectory, time)
    float32
    -0.1593 -0.4878 ... 0.08533 0.05287

    minval :

    -0.849097

    maxval :

    0.124933004

    array([[-0.1592932 , -0.4877538 , -0.6836618 , ..., -0.02189556,
             0.07939236,  0.04736398],
           [-0.15938295, -0.48780397, -0.68590176, ...,         nan,
                    nan,         nan],
           [-0.15912145, -0.48471507, -0.6803092 , ..., -0.00693118,
             0.08390634,  0.04333347],
           ...,
           [-0.15928835, -0.48768187, -0.68384   , ..., -0.01262292,
             0.07867795,  0.03949045],
           [-0.15969798, -0.4881894 , -0.6868455 , ..., -0.01705463,
             0.07390507,  0.03623368],
           [-0.15943205, -0.48861155, -0.68625754, ..., -0.01609256,
             0.08533187,  0.05286878]], dtype=float32)

  • upward_sea_water_velocity
    (trajectory, time)
    float32
    -9.78e-05 -8.132e-05 ... -2.622e-05

    minval :

    -0.00015605603

    maxval :

    9.828286e-05

    array([[-9.7802724e-05, -8.1321603e-05, -2.3553168e-05, ...,
             4.5010551e-05,  6.3007947e-06, -2.6228696e-05],
           [-9.7835073e-05, -8.0368765e-05, -2.1569951e-05, ...,
                       nan,            nan,            nan],
           [-9.7801872e-05, -8.1875420e-05, -2.6788941e-05, ...,
             4.4223965e-05,  2.1551298e-06, -3.1541025e-05],
           ...,
           [-9.7837416e-05, -8.1101709e-05, -2.3289447e-05, ...,
             4.3198979e-05,  2.3521129e-06, -3.0651852e-05],
           [-9.7890857e-05, -8.0778060e-05, -2.1710815e-05, ...,
             4.1905474e-05,  2.1372714e-06, -2.9917686e-05],
           [-9.7847871e-05, -7.9936501e-05, -2.1437925e-05, ...,
             4.6488563e-05,  6.5528366e-06, -2.6220980e-05]], dtype=float32)

  • sea_surface_wave_significant_height
    (trajectory, time)
    float32
    1.98 3.155 3.308 ... 0.6469 0.8273

    minval :

    0.30099657

    maxval :

    5.3184295

    array([[1.9797688 , 3.1546245 , 3.3076077 , ..., 0.5689528 , 0.46248505,
            0.66616404],
           [2.3209572 , 3.1999888 , 3.3001049 , ...,        nan,        nan,
                   nan],
           [2.3906286 , 2.9196815 , 3.6481357 , ..., 1.124282  , 0.7062331 ,
            0.733316  ],
           ...,
           [2.4952064 , 2.9155633 , 3.122031  , ..., 1.1436411 , 0.85692084,
            0.7245401 ],
           [2.3980424 , 3.1267662 , 3.4190917 , ..., 1.1941029 , 0.7447537 ,
            0.6172446 ],
           [2.3806121 , 2.8747408 , 3.7742622 , ..., 0.7140643 , 0.6469167 ,
            0.8273068 ]], dtype=float32)

  • sea_surface_wave_stokes_drift_x_velocity
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • sea_surface_wave_stokes_drift_y_velocity
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • sea_surface_wave_period_at_variance_spectral_density_maximum
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment
    (trajectory, time)
    float32
    7.665 9.676 9.908 ... 4.382 4.955

    minval :

    2.988893

    maxval :

    12.563808

    array([[ 7.665435 ,  9.6761675,  9.908013 , ...,  4.1092987,  3.7049165,
             4.446519 ],
           [ 8.299714 ,  9.745493 ,  9.89677  , ...,        nan,        nan,
                   nan],
           [ 8.423366 ,  9.308878 , 10.405551 , ...,  5.776532 ,  4.5782933,
             4.665253 ],
           ...,
           [ 8.605632 ,  9.30231  ,  9.626052 , ...,  5.826053 ,  5.043127 ,
             4.6372533],
           [ 8.436418 ,  9.633349 , 10.0736065, ...,  5.9532   ,  4.701494 ,
             4.280143 ],
           [ 8.405701 ,  9.236958 , 10.583898 , ...,  4.6036067,  4.3818126,
             4.9552197]], dtype=float32)

  • sea_ice_area_fraction
    (trajectory, time)
    float32
    0.811 0.7966 ... 0.8936 0.8844

    minval :

    0.75288016

    maxval :

    0.9479858

    array([[0.81096894, 0.7965702 , 0.77755344, ..., 0.89071804, 0.87953687,
            0.87438357],
           [0.81076753, 0.7878983 , 0.77398926, ...,        nan,        nan,
                   nan],
           [0.8102709 , 0.79235965, 0.7828226 , ..., 0.9264933 , 0.9232707 ,
            0.9233434 ],
           ...,
           [0.810333  , 0.7942451 , 0.77649796, ..., 0.9167781 , 0.91032046,
            0.908039  ],
           [0.8110605 , 0.792954  , 0.77985626, ..., 0.9097951 , 0.9060382 ,
            0.90168107],
           [0.8107405 , 0.7875236 , 0.7744147 , ..., 0.90640545, 0.8935553 ,
            0.88437504]], dtype=float32)

  • sea_ice_x_velocity
    (trajectory, time)
    float32
    -0.04049 -0.04071 ... 0.0104

    minval :

    -0.07501024

    maxval :

    0.030838791

    array([[-0.04048652, -0.0407095 , -0.04553512, ..., -0.01241611,
            -0.00207158,  0.00222236],
           [-0.04064964, -0.04160923, -0.04778349, ...,         nan,
                    nan,         nan],
           [-0.04057366, -0.03907736, -0.04202126, ...,  0.00276738,
             0.00720211,  0.00678755],
           ...,
           [-0.04071603, -0.04088853, -0.04578265, ..., -0.00905146,
            -0.00089009,  0.00024386],
           [-0.04084478, -0.04136391, -0.04810503, ..., -0.02512874,
            -0.01345384, -0.01119908],
           [-0.04070693, -0.0421962 , -0.04802702, ...,  0.0015573 ,
             0.00826679,  0.010401  ]], dtype=float32)

  • sea_ice_y_velocity
    (trajectory, time)
    float32
    0.04139 0.03562 ... -0.004258

    minval :

    -0.09399037

    maxval :

    0.09180819

    array([[ 0.04139459,  0.03562016,  0.02965911, ...,  0.02838196,
             0.01941187,  0.01407572],
           [ 0.04077534,  0.03277315,  0.02726922, ...,         nan,
                    nan,         nan],
           [ 0.04082228,  0.03922081,  0.03368635, ..., -0.00160116,
            -0.00378698, -0.00220998],
           ...,
           [ 0.040379  ,  0.0350172 ,  0.02956519, ...,  0.0123123 ,
             0.00649553,  0.00568648],
           [ 0.04024283,  0.03376238,  0.02533369, ...,  0.02775341,
             0.01963794,  0.01928538],
           [ 0.04057422,  0.03112745,  0.02684641, ...,  0.00180111,
            -0.00288788, -0.0042583 ]], dtype=float32)

  • sea_water_temperature
    (trajectory, time)
    float32
    -1.565 -1.562 ... -1.512 271.6

    minval :

    -1.810139

    maxval :

    271.77625

    array([[ -1.5651968,  -1.5620556,  -1.550287 , ...,  -1.6048151,
             -1.5982896, 271.5645   ],
           [ -1.5667441,  -1.5651679,  -1.5540966, ...,         nan,
                    nan,         nan],
           [ -1.5662042,  -1.5510111,  -1.5390418, ...,  -1.5414212,
             -1.5561827, 271.59042  ],
           ...,
           [ -1.5674821,  -1.5629864,  -1.5505824, ...,  -1.583436 ,
             -1.5877993, 271.5588   ],
           [ -1.5684532,  -1.5657889,  -1.5567173, ...,  -1.6448382,
             -1.6339105, 271.51526  ],
           [ -1.5672773,  -1.5625527,  -1.5537806, ...,  -1.4864987,
             -1.5121974, 271.6377   ]], dtype=float32)

  • sea_water_salinity
    (trajectory, time)
    float32
    33.81 33.81 33.81 ... 33.85 33.85

    minval :

    33.77533

    maxval :

    33.907745

    array([[33.808514, 33.809566, 33.810474, ..., 33.82381 , 33.825222,
            33.828957],
           [33.80858 , 33.81001 , 33.81111 , ...,       nan,       nan,
                  nan],
           [33.80864 , 33.80923 , 33.80973 , ..., 33.835686, 33.82918 ,
            33.82788 ],
           ...,
           [33.80866 , 33.809647, 33.81053 , ..., 33.82399 , 33.82106 ,
            33.818787],
           [33.80858 , 33.80985 , 33.811283, ..., 33.805893, 33.807846,
            33.80763 ],
           [33.808594, 33.810505, 33.81124 , ..., 33.85728 , 33.849697,
            33.85013 ]], dtype=float32)

  • sea_floor_depth_below_sea_level
    (trajectory, time)
    float32
    170.4 176.0 174.4 ... 116.5 113.3

    minval :

    63.013115

    maxval :

    258.2601

    array([[170.4251  , 176.04767 , 174.42545 , ..., 149.99818 , 149.99399 ,
            147.09717 ],
           [170.93388 , 172.99805 , 174.9738  , ...,        nan,        nan,
                   nan],
           [170.3557  , 168.49571 , 170.85648 , ..., 128.19699 , 131.52087 ,
            128.01195 ],
           ...,
           [170.93738 , 175.35779 , 174.10162 , ..., 182.63606 , 183.29086 ,
            186.17381 ],
           [171.87785 , 176.24307 , 179.91202 , ..., 227.77542 , 222.85114 ,
            222.68005 ],
           [171.14175 , 171.8377  , 175.14061 , ..., 109.5355  , 116.48038 ,
            113.312836]], dtype=float32)

  • ocean_vertical_diffusivity
    (trajectory, time)
    float32
    0.02 0.02 ... 0.001533 0.0007909

    minval :

    0.00015332844

    maxval :

    0.06255252

    array([[0.02      , 0.02      , 0.02      , ..., 0.00031841, 0.00137033,
            0.00070912],
           [0.02      , 0.02      , 0.02      , ...,        nan,        nan,
                   nan],
           [0.02      , 0.02      , 0.02      , ..., 0.00030371, 0.00117446,
            0.00051089],
           ...,
           [0.02      , 0.02      , 0.02      , ..., 0.00027379, 0.00113786,
            0.00051033],
           [0.02      , 0.02      , 0.02      , ..., 0.00020718, 0.00101995,
            0.00047049],
           [0.02      , 0.02      , 0.02      , ..., 0.00036892, 0.00153255,
            0.00079089]], dtype=float32)

  • land_binary_mask
    (trajectory, time)
    float32
    0.0 0.0 0.0 0.0 ... 0.0 0.0 0.0 0.0

    minval :

    0.0

    maxval :

    0.0

    array([[ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ..., nan, nan, nan],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           ...,
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.],
           [ 0.,  0.,  0., ...,  0.,  0.,  0.]], dtype=float32)

  • ocean_mixed_layer_thickness
    (trajectory, time)
    float32
    50.0 50.0 50.0 ... 50.0 50.0 50.0

    minval :

    50.0

    maxval :

    50.0

    array([[50., 50., 50., ..., 50., 50., 50.],
           [50., 50., 50., ..., nan, nan, nan],
           [50., 50., 50., ..., 50., 50., 50.],
           ...,
           [50., 50., 50., ..., 50., 50., 50.],
           [50., 50., 50., ..., 50., 50., 50.],
           [50., 50., 50., ..., 50., 50., 50.]], dtype=float32)

• Indexes: (2)
  • trajectory
    PandasIndex

    PandasIndex(Index([   0,    1,    2,    3,    4,    5,    6,    7,    8,    9,
           ...
           2990, 2991, 2992, 2993, 2994, 2995, 2996, 2997, 2998, 2999],
          dtype='int64', name='trajectory', length=3000))

  • time
    PandasIndex

    PandasIndex(DatetimeIndex(['2025-02-11 17:08:43.922672', '2025-02-11 18:08:43.922672',
                   '2025-02-11 19:08:43.922672', '2025-02-11 20:08:43.922672',
                   '2025-02-11 21:08:43.922672', '2025-02-11 22:08:43.922672',
                   '2025-02-11 23:08:43.922672', '2025-02-12 00:08:43.922672',
                   '2025-02-12 01:08:43.922672', '2025-02-12 02:08:43.922672',
                   '2025-02-12 03:08:43.922672', '2025-02-12 04:08:43.922672',
                   '2025-02-12 05:08:43.922672', '2025-02-12 06:08:43.922672',
                   '2025-02-12 07:08:43.922672', '2025-02-12 08:08:43.922672',
                   '2025-02-12 09:08:43.922672', '2025-02-12 10:08:43.922672',
                   '2025-02-12 11:08:43.922672', '2025-02-12 12:08:43.922672',
                   '2025-02-12 13:08:43.922672', '2025-02-12 14:08:43.922672',
                   '2025-02-12 15:08:43.922672', '2025-02-12 16:08:43.922672',
                   '2025-02-12 17:08:43.922672', '2025-02-12 18:08:43.922672',
                   '2025-02-12 19:08:43.922672', '2025-02-12 20:08:43.922672',
                   '2025-02-12 21:08:43.922672', '2025-02-12 22:08:43.922672',
                   '2025-02-12 23:08:43.922672', '2025-02-13 00:08:43.922672',
                   '2025-02-13 01:08:43.922672', '2025-02-13 02:08:43.922672',
                   '2025-02-13 03:08:43.922672', '2025-02-13 04:08:43.922672',
                   '2025-02-13 05:08:43.922672', '2025-02-13 06:08:43.922672',
                   '2025-02-13 07:08:43.922672', '2025-02-13 08:08:43.922672',
                   '2025-02-13 09:08:43.922672', '2025-02-13 10:08:43.922672',
                   '2025-02-13 11:08:43.922672', '2025-02-13 12:08:43.922672',
                   '2025-02-13 13:08:43.922672', '2025-02-13 14:08:43.922672',
                   '2025-02-13 15:08:43.922672', '2025-02-13 16:08:43.922672',
                   '2025-02-13 17:08:43.922672'],
                  dtype='datetime64[ns]', name='time', freq='h'))

• Attributes: (162)

  Conventions :

  CF-1.11, ACDD-1.3

  standard_name_vocabulary :

  CF Standard Name Table v85

  featureType :

  trajectory

  title :

  OpenDrift trajectory simulation

  summary :

  Output from simulation with OpenDrift framework

  keywords :

  trajectory, drift, lagrangian, simulation

  history :

  Created 2025-02-18 17:08:47.953752

  date_created :

  2025-02-18T17:08:47.953771

  source :

  Output from simulation with OpenDrift

  model_url :

  https://github.com/OpenDrift/opendrift

  opendrift_class :

  OpenOil

  opendrift_module :

  opendrift.models.openoil.openoil

  readers :

  odict_keys(['LazyReader: https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be', 'global_landmask'])

  time_coverage_start :

  2025-02-11 17:08:43.922672

  time_step_calculation :

  0:30:00

  time_step_output :

  1:00:00

  config_environment:constant:x_sea_water_velocity :

  None

  config_environment:fallback:x_sea_water_velocity :

  None

  config_environment:constant:y_sea_water_velocity :

  None

  config_environment:fallback:y_sea_water_velocity :

  None

  config_environment:constant:x_wind :

  None

  config_environment:fallback:x_wind :

  None

  config_environment:constant:y_wind :

  None

  config_environment:fallback:y_wind :

  None

  config_environment:constant:sea_surface_height :

  None

  config_environment:fallback:sea_surface_height :

  0

  config_environment:constant:upward_sea_water_velocity :

  None

  config_environment:fallback:upward_sea_water_velocity :

  0

  config_environment:constant:sea_surface_wave_significant_height :

  None

  config_environment:fallback:sea_surface_wave_significant_height :

  0

  config_environment:constant:sea_surface_wave_stokes_drift_x_velocity :

  None

  config_environment:fallback:sea_surface_wave_stokes_drift_x_velocity :

  0

  config_environment:constant:sea_surface_wave_stokes_drift_y_velocity :

  None

  config_environment:fallback:sea_surface_wave_stokes_drift_y_velocity :

  0

  config_environment:constant:sea_surface_wave_period_at_variance_spectral_density_maximum :

  None

  config_environment:fallback:sea_surface_wave_period_at_variance_spectral_density_maximum :

  0

  config_environment:constant:sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment :

  None

  config_environment:fallback:sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment :

  0

  config_environment:constant:sea_ice_area_fraction :

  None

  config_environment:fallback:sea_ice_area_fraction :

  0

  config_environment:constant:sea_ice_x_velocity :

  None

  config_environment:fallback:sea_ice_x_velocity :

  0

  config_environment:constant:sea_ice_y_velocity :

  None

  config_environment:fallback:sea_ice_y_velocity :

  0

  config_environment:constant:sea_water_temperature :

  None

  config_environment:fallback:sea_water_temperature :

  10

  config_environment:constant:sea_water_salinity :

  None

  config_environment:fallback:sea_water_salinity :

  34

  config_environment:constant:sea_floor_depth_below_sea_level :

  None

  config_environment:fallback:sea_floor_depth_below_sea_level :

  10000

  config_environment:constant:ocean_vertical_diffusivity :

  None

  config_environment:fallback:ocean_vertical_diffusivity :

  0.02

  config_environment:constant:land_binary_mask :

  None

  config_environment:fallback:land_binary_mask :

  None

  config_environment:constant:ocean_mixed_layer_thickness :

  None

  config_environment:fallback:ocean_mixed_layer_thickness :

  50

  config_general:use_auto_landmask :

  True

  config_drift:current_uncertainty :

  0.05

  config_drift:current_uncertainty_uniform :

  0

  config_drift:max_speed :

  1.3

  config_readers:max_number_of_fails :

  1

  config_general:simulation_name :

  config_general:coastline_action :

  stranding

  config_general:coastline_approximation_precision :

  0.001

  config_general:time_step_minutes :

  60

  config_general:time_step_output_minutes :

  None

  config_seed:ocean_only :

  True

  config_seed:number :

  1

  config_drift:max_age_seconds :

  None

  config_drift:advection_scheme :

  euler

  config_drift:horizontal_diffusivity :

  10.0

  config_drift:profiles_depth :

  50

  config_drift:wind_uncertainty :

  0.5

  config_drift:relative_wind :

  False

  config_drift:deactivate_north_of :

  None

  config_drift:deactivate_south_of :

  None

  config_drift:deactivate_east_of :

  None

  config_drift:deactivate_west_of :

  None

  config_seed:origin_marker :

  0

  config_seed:z :

  0

  config_seed:wind_drift_factor :

  0.03

  config_seed:current_drift_factor :

  1

  config_seed:terminal_velocity :

  0.0

  config_seed:oil_film_thickness :

  0.001

  config_drift:vertical_advection :

  False

  config_drift:vertical_mixing :

  True

  config_vertical_mixing:timestep :

  60

  config_vertical_mixing:diffusivitymodel :

  environment

  config_vertical_mixing:background_diffusivity :

  1.2e-05

  config_vertical_mixing:TSprofiles :

  False

  config_drift:wind_drift_depth :

  0.1

  config_drift:stokes_drift :

  True

  config_drift:stokes_drift_profile :

  Phillips

  config_drift:use_tabularised_stokes_drift :

  False

  config_drift:tabularised_stokes_drift_fetch :

  25000

  config_general:seafloor_action :

  lift_to_seafloor

  config_drift:truncate_ocean_model_below_m :

  3.0

  config_seed:seafloor :

  False

  config_seed:m3_per_hour :

  1

  config_seed:droplet_size_distribution :

  uniform

  config_seed:droplet_diameter_mu :

  0.001

  config_seed:droplet_diameter_sigma :

  0.0005

  config_seed:droplet_diameter_min_subsea :

  0.0005

  config_seed:droplet_diameter_max_subsea :

  0.005

  config_processes:dispersion :

  False

  config_processes:evaporation :

  False

  config_processes:emulsification :

  False

  config_processes:biodegradation :

  False

  config_biodegradation:method :

  Adcroft

  config_processes:update_oilfilm_thickness :

  False

  config_wave_entrainment:droplet_size_distribution :

  Johansen et al. (2015)

  config_wave_entrainment:entrainment_rate :

  Li et al. (2017)

  config_seed:oil_type :

  GENERIC BUNKER C

  opendrift_version :

  1.13.0

  seed_lon :

  19.1909

  seed_lat :

  79.5986

  seed_radius :

  50.0

  seed_time :

  2025-02-11 17:08:43.922672

  seed_number :

  3000.0

  seed_z :

  0.0

  seed_m3_per_hour :

  1.0

  seed_oiltype :

  GENERIC BUNKER C

  seed_geojson :

  {"features": [], "type": "FeatureCollection"}

  simulation_time :

  2025-02-18 17:08:47.971253

  reader_x_sea_water_velocity :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_y_sea_water_velocity :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_x_wind :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_y_wind :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_sea_surface_height :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_upward_sea_water_velocity :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_sea_surface_wave_significant_height :

  0

  reader_sea_surface_wave_stokes_drift_x_velocity :

  0

  reader_sea_surface_wave_stokes_drift_y_velocity :

  0

  reader_sea_surface_wave_period_at_variance_spectral_density_maximum :

  0

  reader_sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment :

  0

  reader_sea_ice_area_fraction :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_sea_ice_x_velocity :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_sea_ice_y_velocity :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_sea_water_temperature :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_sea_water_salinity :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_sea_floor_depth_below_sea_level :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_ocean_vertical_diffusivity :

  ['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']

  reader_land_binary_mask :

  ['global_landmask']

  reader_ocean_mixed_layer_thickness :

  50

  time_coverage_end :

  2025-02-13 17:08:43.922672

  time_coverage_duration :

  P2DT0H0M0S

  time_coverage_resolution :

  P0DT0H30M0S

  performance :

  -------------------- Reader performance: -------------------- global_landmask 0:00:01.6 total 0:00:00.0 preparing 0:00:01.6 reading 0:00:00.0 masking -------------------- https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be 0:02:28.2 total 0:00:00.0 preparing 0:02:25.3 reading 0:00:01.7 interpolation 0:00:00.1 interpolation_time 0:00:02.8 rotating vectors 0:00:00.0 masking -------------------- Performance: 2:51.6 total time 4.1 configuration 0.0 preparing main loop 0.0 moving elements to ocean 2:47.5 main loop 7.0 updating elements 0.0 oil weathering 0.0 updating viscosities 0.0 updating densities 6.4 vertical mixing 0.0 cleaning up --------------------

  geospatial_bounds_crs :

  EPSG:4326

  geospatial_bounds_vertical_crs :

  EPSG:5831

  geospatial_lat_min :

  79.51043

  geospatial_lat_max :

  79.64674

  geospatial_lat_units :

  degrees_north

  geospatial_lat_resolution :

  point

  geospatial_lon_min :

  18.668688

  geospatial_lon_max :

  19.30369

  geospatial_lon_units :

  degrees_east

  geospatial_lon_resolution :

  point

  runtime :

  0:02:51.679560

  geospatial_vertical_min :

  -198.60399

  geospatial_vertical_max :

  0.0

  geospatial_vertical_positive :

  up

Print and plot results

print(o)
o.animation(background='sea_ice_area_fraction', cmap=cmocean.cm.ice,
            vmin=0, vmax=1, bgalpha=1, fast=False)

===========================
--------------------
Reader performance:
--------------------
global_landmask
 0:00:01.6  total
 0:00:00.0  preparing
 0:00:01.6  reading
 0:00:00.0  masking
--------------------
https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be
 0:02:28.2  total
 0:00:00.0  preparing
 0:02:25.3  reading
 0:00:01.7  interpolation
 0:00:00.1  interpolation_time
 0:00:02.8  rotating vectors
 0:00:00.0  masking
--------------------
Performance:
 2:51.6 total time
    4.1 configuration
    0.0 preparing main loop
      0.0 moving elements to ocean
 2:47.5 main loop
      7.0 updating elements
        0.0 oil weathering
          0.0 updating viscosities
          0.0 updating densities
        6.4 vertical mixing
    0.0 cleaning up
--------------------
===========================
Model:  OpenOil     (OpenDrift version 1.13.0)
        2815 active Oil particles  (185 deactivated, 0 scheduled)
-------------------
Environment variables:
  -----
  land_binary_mask
     1) global_landmask
  -----
  ocean_vertical_diffusivity
  sea_floor_depth_below_sea_level
  sea_ice_area_fraction
  sea_ice_x_velocity
  sea_ice_y_velocity
  sea_surface_height
  sea_water_salinity
  sea_water_temperature
  upward_sea_water_velocity
  x_sea_water_velocity
  x_wind
  y_sea_water_velocity
  y_wind
     1) https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be
  -----
Readers not added for the following variables:
  ocean_mixed_layer_thickness
  sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment
  sea_surface_wave_period_at_variance_spectral_density_maximum
  sea_surface_wave_significant_height
  sea_surface_wave_stokes_drift_x_velocity
  sea_surface_wave_stokes_drift_y_velocity

Discarded readers:

Time:
        Start: 2025-02-11 17:08:43.922672 UTC
        Present: 2025-02-13 17:08:43.922672 UTC
        Calculation steps: 96 * 0:30:00 - total time: 2 days, 0:00:00
        Output steps: 49 * 1:00:00
===========================

/opt/conda/envs/opendrift/lib/python3.11/site-packages/cartopy/mpl/geoaxes.py:1692: UserWarning: No data for colormapping provided via 'c'. Parameters 'cmap', 'vmin', 'vmax' will be ignored
  result = super().scatter(*args, **kwargs)
17:11:49 INFO    opendrift:4611: Saving animation to /root/project/docs/source/gallery/animations/example_oil_ice_0.gif...
17:12:23 INFO    opendrift:3048: Time to make animation: 0:00:47.499076

o.plot(background='sea_ice_area_fraction', cmap=cmocean.cm.ice,
       vmin=0, vmax=1, bgalpha=1, fast=False)

(<GeoAxes: title={'center': 'OpenDrift - OpenOil (GENERIC BUNKER C)\n2025-02-11 17:08 to 2025-02-13 17:08 UTC (49 steps)'}>, <Figure size 532.393x1100 with 2 Axes>)