GRIB-API definition

NameLand-sea maskAbbreviationlsmUnit(0-1)paramId:172

 

UERRA details

DefinitionThe land-sea mask is a field that contains, for every grid point, the proportion of land in the grid box. The values are between 0 (sea) and 1 (land).
ValidityFixed
Comment

1 indicates land and 0 indicates sea. Should be archived with every cycle of reanalysis.

 

WMO GRIB2 definition

Parameter
Discipline2land surface products
Parameter category0vegetation/biomass
Parameter number0land cover (proportion)
Level
Type of first fixed surface1ground 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 1
missing
Scale factor of second fixed surfaceall bits to 1missing
Scaled value of second fixed surfaceall bits to 1missing

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