GRIB-API definition
UERRA details
| Definition | The soil heat flux is the energy receive by the soil to heat it per unit of surface and time. The Soil heat flux |
is positive when the soil receives energy (warms) and negative when the soil loses energy (cools). | |
| Validity | instantaneous |
| Comment |
WMO GRIB2 definition
| Parameter | ||
|---|---|---|
| Discipline | 2 | land surface products |
| Parameter category | ||
| 3 | soil products |
| Parameter number |
| 26 | soil heat flux** |
**newly approved by WMO (release in May 2016)
| 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 |