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| Name | surface air maximum temperature | Abbreviation | mx2t6 | Unit | K |
| Definition | The maximum temperature near the surface determined over the last six hours. |
| Validity | Maximum determined over the last 6 hours |
| Comment | The field will NOT be archived at forecast step 0 .It will be archived 4 times a day at 00, 06, 12 and 18Z.
Please note that the specific height level above ground might vary from one Centre to another. The scaled value of first fixed surface given below is the one in usage at ECMWF. |
GRIB2 definition
| Parameter |
|---|
| Discipline | = 0 | meteorological products
|
| Parameter Category | = 0 | temperature |
| Parameter Number | = 0 | temperature
|
| Type of statistical processing | = 2 | maximum |
| Level |
|---|
| Type of first fixed surface | 103 | specified height level above ground (m) |
| Scale factor of first fixed surface | 0 | |
| Scaled value of first fixed surface | 2 | 2 metres (might vary from one centre to another) |
| 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 |