North Atlantic Regional Sea Surface Temperature

IDENTIFICATION
DescriptionThis NAR SST product consists in Metop-B/AVHRR and NOAA-20/VIIRS derived sub-skin Sea Surface Temperature over North Atlantic and European Seas at 2 km resolution four times a day.
Product typeNear real time productNorth Atlantic Regional Sea Surface Temperature
StatusDevelopment
IdentifierOSI-202-c
AcronymNAR SST
Acronym for EDC (APNM)OSSTNARN
Product navigator referenceEO:EUM:DAT:MULT:OSSTNARN
CHARACTERISTICS
Processing levelL3C
Satellite inputMetop-B/AVHRR and NOAA-20/VIIRS
Other inputECMWF outputs (temperature, humidity and aerosols profiles)
Frequency4 per day
Timeliness6h
Spatial coverageNorth Atlantic
Spatial sampling2 km
Projectionpolar stereographic
Characteristics & methodsSubskin temperature; multispectral algorithm + use of NWP output
ACCURACY REQUIREMENTS
Thresold accuracymonthly bias : 1°c, Sdt Deviation : 1,5°c
Target accuracymonthly bias : 0,5°c, Sdt Deviation : 0,8°c
Optimal accuracymonthly bias : 0,1°c, Sdt Deviation : 0,3°c
Verification/validation methodroutine comparison with drifting buoy measurements
DATA ACCESS
Diffusion mean(s) and format(s)EUMETCast (NetCDF4)
LML FTP Server (NetCDF4)
EDC (GRIB2)
EDC (NetCDF4)
Main FTP serverLML FTP server (hosted by Ifremer)Other FTP server,
other mean(s) to access main server
backup LML FTP server (last 7 days)
Thredds
HTTPS
EUMETCastEUMETCastDiscovery mean(s)Naiad
EUMETSAT Data CentreEDC
Applications and usersAtmosphere and ocean models Oceanography and fisheries. OSI SAF ProducerMétéo-France
VIEW MORE DOCUMENTATION
Product User ManualPUM
Live production statusStatusAlgorithm Theoretical Baseline DocumentATBD
Last products at a glanceQuicklookScientific Validation ReportSVR
Continuous monitoringQuality
HISTORY, COMMENTS

To be distributed from october/November 2020, will supersed OSI-202-b

Authorised to be operational/released15/09/2020
Expected date for operational/released01/11/2020