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| 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
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