.. DO NOT EDIT. .. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY. .. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE: .. "gallery/example_oil_ice.py" .. LINE NUMBERS ARE GIVEN BELOW. .. only:: html .. note:: :class: sphx-glr-download-link-note :ref:`Go to the end ` to download the full example code. .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_example_oil_ice.py: Oil in ice ================================== .. GENERATED FROM PYTHON SOURCE LINES 6-14 .. code-block:: Python 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) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:03:48 INFO opendrift:569: OpenDriftSimulation initialised (version 1.14.10 / v1.14.10-34-gf7a892a) .. GENERATED FROM PYTHON SOURCE LINES 15-16 Using live data from Barents 2.5 km ocean model .. GENERATED FROM PYTHON SOURCE LINES 16-18 .. code-block:: Python o.add_readers_from_list(['https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be']) .. GENERATED FROM PYTHON SOURCE LINES 19-20 Adjusting some configuration .. GENERATED FROM PYTHON SOURCE LINES 20-26 .. code-block:: Python o.set_config('processes:dispersion', False) o.set_config('processes:evaporation', False) o.set_config('processes:emulsification', False) o.set_config('environment:constant:horizontal_diffusivity', 10) o.set_config('drift:truncate_ocean_model_below_m', 3) .. GENERATED FROM PYTHON SOURCE LINES 27-28 Imaginary oil spill in Hinlopen strait .. GENERATED FROM PYTHON SOURCE LINES 28-31 .. code-block:: Python o.seed_elements(lon=19.1909, lat=79.5986, radius=50, number=3000, time=datetime.now() - timedelta(days=7)) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:03:48 INFO opendrift.models.openoil.openoil:1720: Oil type not specified, using default: GENERIC BUNKER C 16:03:48 INFO opendrift.models.openoil.adios.dirjs:86: Querying ADIOS database for oil: GENERIC BUNKER C 16:03:48 INFO opendrift.models.openoil.openoil:1731: Using density 988.1 and viscosity 0.021692333877975332 of oiltype GENERIC BUNKER C 16:03:48 INFO opendrift.models.basemodel.environment:203: Adding a global landmask from GSHHG 16:03:54 INFO opendrift.models.basemodel.environment:227: Fallback values will be used for the following variables which have no readers: 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_surface_height: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: upward_sea_water_velocity: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_significant_height: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_x_velocity: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_y_velocity: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_ice_area_fraction: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_ice_x_velocity: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_ice_y_velocity: 0.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_water_temperature: 10.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_water_salinity: 34.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: sea_floor_depth_below_sea_level: 10000.000000 16:03:54 INFO opendrift.models.basemodel.environment:230: ocean_vertical_diffusivity: 0.020000 16:03:54 INFO opendrift.models.basemodel.environment:230: ocean_mixed_layer_thickness: 50.000000 .. GENERATED FROM PYTHON SOURCE LINES 32-33 Running model .. GENERATED FROM PYTHON SOURCE LINES 33-35 .. code-block:: Python o.run(duration=timedelta(hours=48), time_step=1800, time_step_output=3600) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:03:54 INFO opendrift:1903: Skipping environment variable upward_sea_water_velocity because of condition ['drift:vertical_advection', 'is', False] 16:03:54 INFO opendrift:1914: Storing previous values of element property lon because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 16:03:54 INFO opendrift:1914: Storing previous values of element property lat because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 16:03:54 INFO opendrift:955: Using existing reader for land_binary_mask to move elements to ocean 16:03:54 INFO opendrift:986: All points are in ocean 16:03:54 INFO opendrift.models.openoil.openoil:697: Oil-water surface tension is 0.035935 Nm 16:03:54 INFO opendrift.models.openoil.openoil:710: Max water fraction not available for GENERIC BUNKER C, using default 16:03:54 INFO opendrift:2213: 2026-08-14 16:03:48.245564 - step 1 of 96 - 3000 active elements (0 deactivated) 16:03:54 INFO opendrift.readers:67: Opening file with xr.open_dataset 16:03:57 INFO opendrift.readers.reader_netCDF_CF_generic:340: Detected dimensions: {'x': 'X', 'y': 'Y', 'z': 'depth', 'time': 'time'} 16:03:57 INFO opendrift.readers.basereader:175: Variable x_sea_water_velocity will be rotated from eastward_sea_water_velocity 16:03:57 INFO opendrift.readers.basereader:175: Variable y_sea_water_velocity will be rotated from northward_sea_water_velocity 16:04:00 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0013129468 to -0.0001712393) found for ocean_vertical_diffusivity, replacing with NaN 16:04:00 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:02 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0013735034 to -4.78099e-05) found for ocean_vertical_diffusivity, replacing with NaN 16:04:02 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:02 INFO opendrift:2213: 2026-08-14 16:33:48.245564 - step 2 of 96 - 3000 active elements (0 deactivated) 16:04:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:02 INFO opendrift:2213: 2026-08-14 17:03:48.245564 - step 3 of 96 - 3000 active elements (0 deactivated) 16:04:04 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0031535802 to -0.0003115001) found for ocean_vertical_diffusivity, replacing with NaN 16:04:04 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:04 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:04 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:04 INFO opendrift:2213: 2026-08-14 17:33:48.245564 - step 4 of 96 - 2997 active elements (3 deactivated) 16:04:04 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:04 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:05 INFO opendrift:2213: 2026-08-14 18:03:48.245564 - step 5 of 96 - 2579 active elements (421 deactivated) 16:04:07 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.007673067 to -0.0018609494) found for ocean_vertical_diffusivity, replacing with NaN 16:04:07 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:07 INFO opendrift:2213: 2026-08-14 18:33:48.245564 - step 6 of 96 - 2372 active elements (628 deactivated) 16:04:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:07 INFO opendrift:2213: 2026-08-14 19:03:48.245564 - step 7 of 96 - 2362 active elements (638 deactivated) 16:04:09 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.01187552 to -0.0025451193) found for ocean_vertical_diffusivity, replacing with NaN 16:04:09 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:09 INFO opendrift:2213: 2026-08-14 19:33:48.245564 - step 8 of 96 - 2361 active elements (639 deactivated) 16:04:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:09 INFO opendrift:2213: 2026-08-14 20:03:48.245564 - step 9 of 96 - 2361 active elements (639 deactivated) 16:04:11 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.013444167 to -0.0016297332) found for ocean_vertical_diffusivity, replacing with NaN 16:04:11 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:11 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:11 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:12 INFO opendrift:2213: 2026-08-14 20:33:48.245564 - step 10 of 96 - 2361 active elements (639 deactivated) 16:04:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:12 INFO opendrift:2213: 2026-08-14 21:03:48.245564 - step 11 of 96 - 2361 active elements (639 deactivated) 16:04:14 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.014127989 to -0.0016484553) found for ocean_vertical_diffusivity, replacing with NaN 16:04:14 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:14 INFO opendrift:2213: 2026-08-14 21:33:48.245564 - step 12 of 96 - 2361 active elements (639 deactivated) 16:04:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:14 INFO opendrift:2213: 2026-08-14 22:03:48.245564 - step 13 of 96 - 2361 active elements (639 deactivated) 16:04:16 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.012810257 to -0.0012126333) found for ocean_vertical_diffusivity, replacing with NaN 16:04:16 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:16 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:16 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:16 INFO opendrift:2213: 2026-08-14 22:33:48.245564 - step 14 of 96 - 2361 active elements (639 deactivated) 16:04:16 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:16 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:17 INFO opendrift:2213: 2026-08-14 23:03:48.245564 - step 15 of 96 - 2361 active elements (639 deactivated) 16:04:20 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.010663228 to -0.0008541059) found for ocean_vertical_diffusivity, replacing with NaN 16:04:20 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:20 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:20 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:20 INFO opendrift:2213: 2026-08-14 23:33:48.245564 - step 16 of 96 - 2361 active elements (639 deactivated) 16:04:20 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:20 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:20 INFO opendrift:2213: 2026-08-15 00:03:48.245564 - step 17 of 96 - 2361 active elements (639 deactivated) 16:04:22 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.008070813 to -0.0010545516) found for ocean_vertical_diffusivity, replacing with NaN 16:04:22 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:22 INFO opendrift:2213: 2026-08-15 00:33:48.245564 - step 18 of 96 - 2360 active elements (640 deactivated) 16:04:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:22 INFO opendrift:2213: 2026-08-15 01:03:48.245564 - step 19 of 96 - 2357 active elements (643 deactivated) 16:04:25 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.004820455 to -0.0006173821) found for ocean_vertical_diffusivity, replacing with NaN 16:04:25 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:25 INFO opendrift:2213: 2026-08-15 01:33:48.245564 - step 20 of 96 - 2350 active elements (650 deactivated) 16:04:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:25 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:25 INFO opendrift:2213: 2026-08-15 02:03:48.245564 - step 21 of 96 - 2327 active elements (673 deactivated) 16:04:27 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0025316302 to -0.00027511045) found for ocean_vertical_diffusivity, replacing with NaN 16:04:27 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:28 INFO opendrift:2213: 2026-08-15 02:33:48.245564 - step 22 of 96 - 2279 active elements (721 deactivated) 16:04:28 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:28 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:28 INFO opendrift:2213: 2026-08-15 03:03:48.245564 - step 23 of 96 - 2226 active elements (774 deactivated) 16:04:30 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0006730703 to -2.7391423e-05) found for ocean_vertical_diffusivity, replacing with NaN 16:04:30 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:30 INFO opendrift:2213: 2026-08-15 03:33:48.245564 - step 24 of 96 - 2191 active elements (809 deactivated) 16:04:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:30 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:30 INFO opendrift:2213: 2026-08-15 04:03:48.245564 - step 25 of 96 - 2176 active elements (824 deactivated) 16:04:33 WARNING opendrift.readers.basereader.variables:660: Invalid values (-9.99695e-05 to -3.9191427e-06) found for ocean_vertical_diffusivity, replacing with NaN 16:04:33 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:33 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:33 INFO opendrift:2213: 2026-08-15 04:33:48.245564 - step 26 of 96 - 2173 active elements (827 deactivated) 16:04:33 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:33 INFO opendrift:2213: 2026-08-15 05:03:48.245564 - step 27 of 96 - 2173 active elements (827 deactivated) 16:04:35 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0010507532 to -1.0128311e-06) found for ocean_vertical_diffusivity, replacing with NaN 16:04:35 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:35 INFO opendrift:2213: 2026-08-15 05:33:48.245564 - step 28 of 96 - 2172 active elements (828 deactivated) 16:04:35 INFO opendrift:2213: 2026-08-15 06:03:48.245564 - step 29 of 96 - 2172 active elements (828 deactivated) 16:04:38 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.003693833 to -0.00015574909) found for ocean_vertical_diffusivity, replacing with NaN 16:04:38 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:38 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:38 INFO opendrift:2213: 2026-08-15 06:33:48.245564 - step 30 of 96 - 2172 active elements (828 deactivated) 16:04:38 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:38 INFO opendrift:2213: 2026-08-15 07:03:48.245564 - step 31 of 96 - 2172 active elements (828 deactivated) 16:04:41 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.007090264 to -0.0039401334) found for ocean_vertical_diffusivity, replacing with NaN 16:04:41 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:41 INFO opendrift:2213: 2026-08-15 07:33:48.245564 - step 32 of 96 - 2172 active elements (828 deactivated) 16:04:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:41 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:41 INFO opendrift:2213: 2026-08-15 08:03:48.245564 - step 33 of 96 - 2172 active elements (828 deactivated) 16:04:44 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.012421562 to -0.00657465) found for ocean_vertical_diffusivity, replacing with NaN 16:04:44 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:44 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:44 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:44 INFO opendrift:2213: 2026-08-15 08:33:48.245564 - step 34 of 96 - 2172 active elements (828 deactivated) 16:04:44 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:44 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:44 INFO opendrift:2213: 2026-08-15 09:03:48.245564 - step 35 of 96 - 2172 active elements (828 deactivated) 16:04:46 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.013188317 to -0.0056959037) found for ocean_vertical_diffusivity, replacing with NaN 16:04:46 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:46 INFO opendrift:2213: 2026-08-15 09:33:48.245564 - step 36 of 96 - 2171 active elements (829 deactivated) 16:04:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:46 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:46 INFO opendrift:2213: 2026-08-15 10:03:48.245564 - step 37 of 96 - 2171 active elements (829 deactivated) 16:04:48 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.014630047 to -0.006203441) found for ocean_vertical_diffusivity, replacing with NaN 16:04:48 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:48 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:48 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:49 INFO opendrift:2213: 2026-08-15 10:33:48.245564 - step 38 of 96 - 2171 active elements (829 deactivated) 16:04:49 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:49 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:49 INFO opendrift:2213: 2026-08-15 11:03:48.245564 - step 39 of 96 - 2171 active elements (829 deactivated) 16:04:51 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.014283766 to -0.006093085) found for ocean_vertical_diffusivity, replacing with NaN 16:04:51 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:51 INFO opendrift:2213: 2026-08-15 11:33:48.245564 - step 40 of 96 - 2171 active elements (829 deactivated) 16:04:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:51 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:51 INFO opendrift:2213: 2026-08-15 12:03:48.245564 - step 41 of 96 - 2167 active elements (833 deactivated) 16:04:53 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.012389727 to -0.0037737356) found for ocean_vertical_diffusivity, replacing with NaN 16:04:53 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:53 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:53 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:53 INFO opendrift:2213: 2026-08-15 12:33:48.245564 - step 42 of 96 - 2165 active elements (835 deactivated) 16:04:53 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:53 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:54 INFO opendrift:2213: 2026-08-15 13:03:48.245564 - step 43 of 96 - 2159 active elements (841 deactivated) 16:04:56 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.009029919 to -0.003735284) found for ocean_vertical_diffusivity, replacing with NaN 16:04:56 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:56 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:56 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:56 INFO opendrift:2213: 2026-08-15 13:33:48.245564 - step 44 of 96 - 2154 active elements (846 deactivated) 16:04:56 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:56 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:56 INFO opendrift:2213: 2026-08-15 14:03:48.245564 - step 45 of 96 - 2151 active elements (849 deactivated) 16:04:59 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0061427723 to -0.0019427064) found for ocean_vertical_diffusivity, replacing with NaN 16:04:59 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:04:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:59 INFO opendrift:2213: 2026-08-15 14:33:48.245564 - step 46 of 96 - 2151 active elements (849 deactivated) 16:04:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:04:59 INFO opendrift:2213: 2026-08-15 15:03:48.245564 - step 47 of 96 - 2151 active elements (849 deactivated) 16:05:02 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.003494366 to -0.0008994574) found for ocean_vertical_diffusivity, replacing with NaN 16:05:02 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:02 INFO opendrift:2213: 2026-08-15 15:33:48.245564 - step 48 of 96 - 2151 active elements (849 deactivated) 16:05:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:02 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:02 INFO opendrift:2213: 2026-08-15 16:03:48.245564 - step 49 of 96 - 2151 active elements (849 deactivated) 16:05:04 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0021009354 to -0.00024730305) found for ocean_vertical_diffusivity, replacing with NaN 16:05:04 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:04 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:04 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:05 INFO opendrift:2213: 2026-08-15 16:33:48.245564 - step 50 of 96 - 2151 active elements (849 deactivated) 16:05:05 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:05 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:05 INFO opendrift:2213: 2026-08-15 17:03:48.245564 - step 51 of 96 - 2151 active elements (849 deactivated) 16:05:07 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0016143562 to -0.0001237414) found for ocean_vertical_diffusivity, replacing with NaN 16:05:07 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:07 INFO opendrift:2213: 2026-08-15 17:33:48.245564 - step 52 of 96 - 2151 active elements (849 deactivated) 16:05:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:07 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:07 INFO opendrift:2213: 2026-08-15 18:03:48.245564 - step 53 of 96 - 2151 active elements (849 deactivated) 16:05:09 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0025237205 to -0.00057393144) found for ocean_vertical_diffusivity, replacing with NaN 16:05:09 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:09 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:10 INFO opendrift:2213: 2026-08-15 18:33:48.245564 - step 54 of 96 - 2151 active elements (849 deactivated) 16:05:10 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:10 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:10 INFO opendrift:2213: 2026-08-15 19:03:48.245564 - step 55 of 96 - 2151 active elements (849 deactivated) 16:05:12 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0045302804 to -0.00077502045) found for ocean_vertical_diffusivity, replacing with NaN 16:05:12 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:12 INFO opendrift:2213: 2026-08-15 19:33:48.245564 - step 56 of 96 - 2151 active elements (849 deactivated) 16:05:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:12 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:12 INFO opendrift:2213: 2026-08-15 20:03:48.245564 - step 57 of 96 - 2151 active elements (849 deactivated) 16:05:14 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0048434073 to -0.0010346165) found for ocean_vertical_diffusivity, replacing with NaN 16:05:14 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:14 INFO opendrift:2213: 2026-08-15 20:33:48.245564 - step 58 of 96 - 2148 active elements (852 deactivated) 16:05:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:14 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:14 INFO opendrift:2213: 2026-08-15 21:03:48.245564 - step 59 of 96 - 2146 active elements (854 deactivated) 16:05:17 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0042495322 to -0.0010594983) found for ocean_vertical_diffusivity, replacing with NaN 16:05:17 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:17 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:17 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:17 INFO opendrift:2213: 2026-08-15 21:33:48.245564 - step 60 of 96 - 2144 active elements (856 deactivated) 16:05:17 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:17 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:17 INFO opendrift:2213: 2026-08-15 22:03:48.245564 - step 61 of 96 - 2143 active elements (857 deactivated) 16:05:19 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.006253255 to -0.0010889892) found for ocean_vertical_diffusivity, replacing with NaN 16:05:19 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:19 INFO opendrift:2213: 2026-08-15 22:33:48.245564 - step 62 of 96 - 2142 active elements (858 deactivated) 16:05:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:19 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:19 INFO opendrift:2213: 2026-08-15 23:03:48.245564 - step 63 of 96 - 2141 active elements (859 deactivated) 16:05:22 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.007912601 to -0.0010501852) found for ocean_vertical_diffusivity, replacing with NaN 16:05:22 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:22 INFO opendrift:2213: 2026-08-15 23:33:48.245564 - step 64 of 96 - 2137 active elements (863 deactivated) 16:05:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:22 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:22 INFO opendrift:2213: 2026-08-16 00:03:48.245564 - step 65 of 96 - 2137 active elements (863 deactivated) 16:05:24 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0050434326 to -0.0010942697) found for ocean_vertical_diffusivity, replacing with NaN 16:05:24 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:24 INFO opendrift:2213: 2026-08-16 00:33:48.245564 - step 66 of 96 - 2137 active elements (863 deactivated) 16:05:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:24 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:24 INFO opendrift:2213: 2026-08-16 01:03:48.245564 - step 67 of 96 - 2137 active elements (863 deactivated) 16:05:26 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0039256164 to -0.00087072013) found for ocean_vertical_diffusivity, replacing with NaN 16:05:26 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:26 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:26 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:27 INFO opendrift:2213: 2026-08-16 01:33:48.245564 - step 68 of 96 - 2137 active elements (863 deactivated) 16:05:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:27 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:27 INFO opendrift:2213: 2026-08-16 02:03:48.245564 - step 69 of 96 - 2137 active elements (863 deactivated) 16:05:29 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0047201426 to -0.00035995504) found for ocean_vertical_diffusivity, replacing with NaN 16:05:29 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:29 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:29 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:29 INFO opendrift:2213: 2026-08-16 02:33:48.245564 - step 70 of 96 - 2137 active elements (863 deactivated) 16:05:29 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:29 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:29 INFO opendrift:2213: 2026-08-16 03:03:48.245564 - step 71 of 96 - 2137 active elements (863 deactivated) 16:05:31 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.003994554 to -7.0650705e-05) found for ocean_vertical_diffusivity, replacing with NaN 16:05:31 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:31 INFO opendrift:2213: 2026-08-16 03:33:48.245564 - step 72 of 96 - 2137 active elements (863 deactivated) 16:05:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:31 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:31 INFO opendrift:2213: 2026-08-16 04:03:48.245564 - step 73 of 96 - 2137 active elements (863 deactivated) 16:05:33 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.001781153 to -6.5789527e-06) found for ocean_vertical_diffusivity, replacing with NaN 16:05:33 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:33 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:33 INFO opendrift:2213: 2026-08-16 04:33:48.245564 - step 74 of 96 - 2137 active elements (863 deactivated) 16:05:33 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:33 INFO opendrift:2213: 2026-08-16 05:03:48.245564 - step 75 of 96 - 2137 active elements (863 deactivated) 16:05:36 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.00057409663 to -7.855016e-06) found for ocean_vertical_diffusivity, replacing with NaN 16:05:36 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:36 INFO opendrift:2213: 2026-08-16 05:33:48.245564 - step 76 of 96 - 2137 active elements (863 deactivated) 16:05:36 INFO opendrift:2213: 2026-08-16 06:03:48.245564 - step 77 of 96 - 2136 active elements (864 deactivated) 16:05:38 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0014191496 to -1.888177e-06) found for ocean_vertical_diffusivity, replacing with NaN 16:05:38 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:38 INFO opendrift:2213: 2026-08-16 06:33:48.245564 - step 78 of 96 - 2135 active elements (865 deactivated) 16:05:38 INFO opendrift:2213: 2026-08-16 07:03:48.245564 - step 79 of 96 - 2135 active elements (865 deactivated) 16:05:40 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0055247415 to -0.000698864) found for ocean_vertical_diffusivity, replacing with NaN 16:05:40 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:40 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:40 INFO opendrift:2213: 2026-08-16 07:33:48.245564 - step 80 of 96 - 2133 active elements (867 deactivated) 16:05:40 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:40 INFO opendrift:2213: 2026-08-16 08:03:48.245564 - step 81 of 96 - 2133 active elements (867 deactivated) 16:05:43 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.010604914 to -0.0011424941) found for ocean_vertical_diffusivity, replacing with NaN 16:05:43 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:43 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:43 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:43 INFO opendrift:2213: 2026-08-16 08:33:48.245564 - step 82 of 96 - 2132 active elements (868 deactivated) 16:05:43 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:43 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:43 INFO opendrift:2213: 2026-08-16 09:03:48.245564 - step 83 of 96 - 2130 active elements (870 deactivated) 16:05:45 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.01181007 to -0.002612166) found for ocean_vertical_diffusivity, replacing with NaN 16:05:45 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:45 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:45 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:45 INFO opendrift:2213: 2026-08-16 09:33:48.245564 - step 84 of 96 - 2130 active elements (870 deactivated) 16:05:45 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:45 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:45 INFO opendrift:2213: 2026-08-16 10:03:48.245564 - step 85 of 96 - 2130 active elements (870 deactivated) 16:05:47 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.011251059 to -0.005603612) found for ocean_vertical_diffusivity, replacing with NaN 16:05:47 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:47 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:47 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:47 INFO opendrift:2213: 2026-08-16 10:33:48.245564 - step 86 of 96 - 2130 active elements (870 deactivated) 16:05:47 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:47 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:47 INFO opendrift:2213: 2026-08-16 11:03:48.245564 - step 87 of 96 - 2128 active elements (872 deactivated) 16:05:49 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.012738294 to -0.0067886906) found for ocean_vertical_diffusivity, replacing with NaN 16:05:49 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:49 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:49 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:50 INFO opendrift:2213: 2026-08-16 11:33:48.245564 - step 88 of 96 - 2124 active elements (876 deactivated) 16:05:50 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:50 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:50 INFO opendrift:2213: 2026-08-16 12:03:48.245564 - step 89 of 96 - 2119 active elements (881 deactivated) 16:05:52 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.01258359 to -0.0066242404) found for ocean_vertical_diffusivity, replacing with NaN 16:05:52 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:52 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:52 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:52 INFO opendrift:2213: 2026-08-16 12:33:48.245564 - step 90 of 96 - 2115 active elements (885 deactivated) 16:05:52 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:52 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:52 INFO opendrift:2213: 2026-08-16 13:03:48.245564 - step 91 of 96 - 2110 active elements (890 deactivated) 16:05:54 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.01075974 to -0.0041351407) found for ocean_vertical_diffusivity, replacing with NaN 16:05:54 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:54 INFO opendrift:2213: 2026-08-16 13:33:48.245564 - step 92 of 96 - 2109 active elements (891 deactivated) 16:05:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:54 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:54 INFO opendrift:2213: 2026-08-16 14:03:48.245564 - step 93 of 96 - 2108 active elements (892 deactivated) 16:05:57 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0073594754 to -0.0016222757) found for ocean_vertical_diffusivity, replacing with NaN 16:05:57 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:57 INFO opendrift:2213: 2026-08-16 14:33:48.245564 - step 94 of 96 - 2108 active elements (892 deactivated) 16:05:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:57 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:57 INFO opendrift:2213: 2026-08-16 15:03:48.245564 - step 95 of 96 - 2106 active elements (894 deactivated) 16:05:59 WARNING opendrift.readers.basereader.variables:660: Invalid values (-0.0038142796 to -0.00051187567) found for ocean_vertical_diffusivity, replacing with NaN 16:05:59 WARNING opendrift.readers.basereader.variables:663: (allowed range: [0, 1]) 16:05:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:59 INFO opendrift:2213: 2026-08-16 15:33:48.245564 - step 96 of 96 - 2106 active elements (894 deactivated) 16:05:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning 16:05:59 WARNING opendrift.readers.interpolation.interpolators:118: Only NaNs input to linearNDFast - returning .. raw:: html
<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_salinity                                                                   (trajectory, time) float32 588kB ...
        sea_floor_depth_below_sea_level                                                      (trajectory, time) float32 588kB ...
        horizontal_diffusivity                                                               (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: (12/167)
        Conventions:                                                             ...
        standard_name_vocabulary:                                                ...
        featureType:                                                             ...
        title:                                                                   ...
        summary:                                                                 ...
        keywords:                                                                ...
        ...                                                                                                               ...
        geospatial_lon_units:                                                    ...
        geospatial_lon_resolution:                                               ...
        runtime:                                                                 ...
        geospatial_vertical_min:                                                 ...
        geospatial_vertical_max:                                                 ...
        geospatial_vertical_positive:                                            ...


.. GENERATED FROM PYTHON SOURCE LINES 36-37 Print and plot results .. GENERATED FROM PYTHON SOURCE LINES 37-41 .. code-block:: Python print(o) o.animation(background='sea_ice_area_fraction', cmap=cmocean.cm.ice, vmin=0, vmax=1, bgalpha=1, fast=False) .. rst-class:: sphx-glr-script-out .. code-block:: none =========================== -------------------- Reader performance: -------------------- constant_reader 0:00:00.0 total 0:00:00.0 preparing 0:00:00.0 reading 0:00:00.0 masking -------------------- global_landmask 0:00:00.0 total 0:00:00.0 preparing 0:00:00.0 reading 0:00:00.0 masking -------------------- https://thredds.met.no/thredds/dodsC/fou-hi/barents_eps_zdepth_be 0:01:51.6 total 0:00:00.0 preparing 0:01:50.7 reading 0:00:01.3 interpolation 0:00:00.1 interpolation_time 0:00:00.9 rotating vectors 0:00:00.0 masking -------------------- Performance: 2:11.4 total time 6.6 configuration 0.1 preparing main loop 0.0 moving elements to ocean 2:04.6 main loop 6.0 updating elements 0.0 oil weathering 0.0 updating viscosities 0.0 updating densities 5.5 vertical mixing 0.0 cleaning up -------------------- =========================== Model: OpenOil (OpenDrift version 1.14.10) 2105 active Oil particles (895 deactivated, 0 scheduled) ------------------- Environment variables: ----- horizontal_diffusivity 1) constant_reader ----- 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 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: 2026-08-14 16:03:48.245564 UTC Present: 2026-08-16 16:03:48.245564 UTC Calculation steps: 96 * 0:30:00 - total time: 2 days, 0:00:00 Output steps: 49 * 1:00:00 =========================== 16:06:10 INFO opendrift:4799: Saving animation to /root/project/docs/source/gallery/animations/example_oil_ice_0.gif... 16:06:31 INFO opendrift:3217: Time to make animation: 0:00:31.517133 .. GENERATED FROM PYTHON SOURCE LINES 42-43 .. image:: /gallery/animations/example_oil_ice_0.gif .. GENERATED FROM PYTHON SOURCE LINES 43-46 .. code-block:: Python o.plot(background='sea_ice_area_fraction', cmap=cmocean.cm.ice, vmin=0, vmax=1, bgalpha=1, fast=False) .. image-sg:: /gallery/images/sphx_glr_example_oil_ice_001.png :alt: OpenDrift - OpenOil (GENERIC BUNKER C) 2026-08-14 16:03 to 2026-08-16 16:03 UTC (49 steps) :srcset: /gallery/images/sphx_glr_example_oil_ice_001.png :class: sphx-glr-single-img .. rst-class:: sphx-glr-script-out .. code-block:: none (,
) .. rst-class:: sphx-glr-timing **Total running time of the script:** (3 minutes 2.690 seconds) .. _sphx_glr_download_gallery_example_oil_ice.py: .. only:: html .. container:: sphx-glr-footer sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: example_oil_ice.ipynb ` .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: example_oil_ice.py ` .. container:: sphx-glr-download sphx-glr-download-zip :download:`Download zipped: example_oil_ice.zip ` .. only:: html .. rst-class:: sphx-glr-signature `Gallery generated by Sphinx-Gallery `_