GRIB-API definition
Name: | Relative humidity | Abbreviation: | r | Unit: | % | paramId: | 157 |
UERRA details
Definition |
Relative humidity is defined with respect to saturation of the mixed phase, i.e. with respect to saturation over ice below -23C and with respect to saturation over water above 0C. In the regime in between a quadratic interpolation is applied. | |
Validity | instantaneous |
Comment |
WMO GRIB2 definition
Parameter | ||
---|---|---|
Discipline | 0 | meteorological products |
Parameter category | 1 | moisture |
Parameter number | 1 | relative humidity |
Level | ||
---|---|---|
Type of first fixed surface |
100 | pressure level | |
Scale factor of first fixed surface | 0 | |
Scaled value of first fixed surface | value in Pa | |
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 |