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Name | land sea mask | Abbreviation | lsm | Unit | 0-1 |
Definition | The 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). |
Validity | Fixed |
Comment | Please note the typo in the GRIB2 manual: 0=land and 1=sea. The ET-DRC agreed that this is a typo and the correct usage is: 1 indicates land and 0 indicates sea. Archived once a day at 00Z for control forecast and re-forecast, only. |
GRIB2 definition
Parameter |
---|
Discipline | 2 | land surface products |
Parameter Category | 0 | vegetation/biomass |
Parameter Number | 0 | land cover (proportion) |
Level |
---|
Type of first fixed surface | 1 | ground or water surface |
Scale factor of first fixed surface | all bits to 1 | missing |
Scaled value of first fixed surface | all bits to 1 | missing |
Type of second fixed surface | all bits to 1
| missing |
Scale factor of second fixed surface | all bits to 1 | missing |
Scaled value of second fixed surface | all bits to 1 | missing |