ecCodes definition
| Name: | U component of wind | Abbreviation: | u | Unit: | m s-1 | paramId: | 131 |
TIGGE details
| Definition | Zonal (Eastward) wind with a vertical coordinate on a 2 PVU surface. |
| Validity | Instantaneous |
| Comment |
WMO GRIB2 definition
| Parameter | ||
|---|---|---|
| Discipline | 0 | Meteorological products |
| Parameter Category | 2 | Momentum |
| Parameter Number | 2 | U-component of wind |
| Level | ||
|---|---|---|
| Type of first fixed surface | 109 | Potential Vorticity Surface |
| Scale factor of first fixed surface | 6 | |
| Scaled value of first fixed surface | 2 | |
| 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 |