ecCodes definition

Name:Surface long-wave (thermal) radiation downwardsAbbreviation:sstrdUnit:W m-2 sparamId:175

S2S details

DefinitionDownwards thermal (long wave) radiation at the surface.
ValidityAccumulated from the beginning of the forecast
CommentThe field will be archived once a day at 00Z

WMO GRIB2 definition

Parameter
Discipline0Meteorological products
Parameter Category5Long-wave radiation
Parameter Number3
Downward long-wave radiation flux
Type of statistical processing1

accumulated

Level
Type of first fixed surface1
Ground or water surface
Scale factor of first fixed surfaceall bits to 1Missing
Scaled value of first fixed surfaceall bits to 1Missing
Type of second fixed surfaceall bits to 1Missing
Scale factor of second fixed surfaceall bits to 1Missing
Scaled value of second fixed surfaceall bits to 1Missing