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Definition | Aerodynamic roughness length (over land). |
Validity | instantaneous |
Comment | Archived once a day at 00Z for control forecast and re-forecast, only. |
GRIB2 definition
Parameter | ||
---|---|---|
Discipline | 2 | land surface products |
Parameter Category | 0 | vegetation/biomass |
Parameter Number | 1 | surface roughness |
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