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Geopotential height
Name: | geopotential_height | Abbreviation: | gh | Unit: | gpm |
Definition | The height of a given point in the atmosphere in units proportional to the potential energy of unit mass (geopotential) at this height relative to the sea level. |
Validity | instantaneous 00Z |
Comment | |
Parameter |
---|
Discipline | = 0 | Meteorological products |
Parameter Category | = 3 | Momentum |
Parameter Number | = 5
| u-component of wind |
Level |
---|
Type of first fixed surface | = 100 | Specified height level above ground (m) |
Scale factor of first fixed surface | = 0 | |
Scaled value of first fixed surface | = value in Pa | Value of the field in Pascal |
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 |
A description of how to code re-forecasts in GRIB2 is available here
A description of how to code the data as S2S is available here
GRIB 2 | Discipline | = 0 | | | Parameter Category | = 3 | | | Parameter Number | = 5 | | | Type of first fixed surface | = 100 | Type of second fixed surface | = All 1's | Scale factor of first fixed surface | = 0 | Scale factor of second fixed surface | = All 1's | Scaled value of first fixed surface | = value in Pa | Scaled value of second fixed surface | = All 1's |
|
GRIB 2 and C-code for: Perturbed forecast Control forecast Perturbed re-forecast and Control re-forecast |