GRIB-API definition
| Name | Evaporation | Abbreviation | eva | Unit | kg m-2 | paramId: | 260259 |
UERRA details
| Definition | Moisture flux from the surface into the atmosphere. |
| Validity | accumulated (from the beginning of the forecast) |
| Comments | By model convention downward fluxes are positive. Positive evaporation represents condensation. |
WMO GRIB2 definition
| Parameter | ||
|---|---|---|
| Discipline | 0 | meteorological products |
| Parameter category | 1 | moisture |
| Parameter number | 79 | evaporation rate |
| Type of statistical processing | 1 | accumulated |
| 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 |