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GRIB-API definition

Name:
u_velocity
U component of windAbbreviation:uUnit:m s-1paramId:131

 

UERRA details

DefinitionZonal (
Eastward
eastward) wind
with a vertical coordinate
component on a pressure level.
Validity
Instantaneous
instantaneous
Comment 

 

WMO GRIB2 definition

Parameter
Discipline
=
0meteorological products
Parameter
Category
category
=
2momentum
Parameter
Number
number
=
2u-component of wind
Level
Type of first fixed surface
=
100pressure level
Scale factor of first fixed surface
=
0 
Scaled value of first fixed surface
=
value in Pa 
Type of second fixed surface
=
all bits to 1missing
Scale factor of second fixed surface
=
all bits to 1missing
Scaled value of second fixed surface
=
all bits to 1missing