opendrift

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Adding new oil type

8

Hi! What the best way adding new oil? There is no at ADIOS, but I know main parameters. Thanks.

soltkreig

Hello everyone, I am an OpenDrift user and so far my simulations have worked well, especially with 3D SELAFIN files (Open Telemac). However, I have been experiencing difficulties since I...

j-arnoult

Shape reader: multiple variables alowed

4

Shape reader can ingest multiple variables, one per polygon. For this the shape file needs a string field called `variable` that contains the name of the variable requested by `get_variables`....

lencart

Always fail to find "sea_water_velocity" when using "add_readers_from_list"

4

Hi all, I downloaded the TOPAZ4 data (https://doi.org/10.48670/moi-00007) to local and try to read it with "**add_readers_from_list**", but the error "**Missing variables: ['x_sea_water_velocity', 'y_sea_water_velocity']"** always occurs. The complete code and...

dayeno

Issue with repeat DEBUG Information in Example Case After Updating Opendrift

2

Hi all, I tried to run the sample case "example_long_cmems_currents.py", but lots of DEBUG information appears repeatedly, as shown below. Previously I can successfully run this case without so much...

dayeno

Backward Simulations Fail When Using Non-Full Hour Start Time in Oceandrift

6

### Description I am using NetCDF (nc) files containing latitude, longitude, currents, and surface wind data to initialize Oceandrift. The model runs both forward and backward trajectory simulations. If I...

HatYaz

How to implement "pressure gradient force" in Openberg module?

4

Hi all, I have noticed that in the Openberg module, the pressure gradient force calculation needs the sea surface slope data. However, I didn't find any public forcing data related...

dayexingyang

To help this hackaton, as well as future work, and also helping newcomers, it would be useful with a visual/graphical overview/visualisation of the classes in OpenDrift and their relations. Auto-generated...

knutfrode

Question About "advect_iceberg_no_acc" in openberg.py

3

Hi, I have a question regarding the function "advect_iceberg_no_acc" in openberg.py at Line 462. Why does the implementation not use the iceberg velocity calculated in the previous time step as...

dayexingyang

Leeway model fails with unknown `environment` attribute

3

I'm attempting to try the Leeway model and it is failing with an unknown `environment` attribute error. Here's my script: ``` #!/usr/bin/env python3 from opendrift.models.leeway import Leeway from opendrift.readers import...

valschmidt