|Description||"Eastward" indicates a vector component which is positive when directed eastward (negative westward). Wind is defined as a two-dimensional (horizontal) air velocity vector, with no vertical component. (Vertical motion in the atmosphere has the standard name upward_air_velocity.)|
|AMIP code (Library of AMIP Data Transmission Standards)||ua|
|GRIB code||33 E131|
The parameter was taken from the NetCDF CF Metadata Convention.