CFOSAT 25 km wind vectors

Development Near real time product

Near-real time level 2 ocean wind vectors on a 25 km swath grid, based on the backscatter measurements of the Chinese/French CFOSAT/RFSCAT (Rotating Fanbeam Scatterometer).

Acronym : CFOSAT25
OSI SAF producer : Royal Netherlands Meteorological Institute
Identifier : OSI-106-a
Processing level : L2
Satellite input : CFOSAT/ RFSCAT
Other input : NWP outputs (wind, SST, land-sea mask)
Frequency : Continuous
Timeliness : 3 h
Spatial coverage : Global
Spatial sampling : 25 km
Projection : Swath
File Formats : WIND FTP Server (BUFR), WIND FTP Server (NetCDF3), EDC (BUFR), EDC (NetCDF3), EUMETCast (BUFR)
Characteristics & methods : Swath sigma0’s and wind vectors
Accuracy Requirements
Target accuracy : Better than 2 m/s in wind component Stdev with a bias of less than 0.5 m/s in wind speed on a monthly basis.
Verification/validation method : Triple collocation with NWP and buoys
Applications and users
Usage : * Operational Met Services
* Operational analyses and ocean models
* Research or Environmental monitoring.
  • See also OSI-106-b (CFOSAT 50 km wind vectors)

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