GRIB-API definition
| Name | Soil depth | Abbreviation | TBD | Unit | m | paramId: | TBD |
UERRA details
| Definition | The depth in metres of a model level for which the depth is not constant across the model domain.** |
| Validity | instantaneous |
| Comment |
|
WMO GRIB2 definition
| Parameter | ||
|---|---|---|
| Discipline | 2 | land surface products |
| Parameter category | 3 | soil products |
| Parameter number | 27 | soil depth** |
| 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 | 151 | soil level** |
| Scale factor of second fixed surface | 0 | |
| Scaled value of second fixed surface | 1/2/3/4 | n-th soil level |
**newly approved by WMO (release in May 2016)