Name:

potential_vorticity

Abbreviation:

pv

Unit:

K m2 kg-1 s-1

Definition	The scalar product of the absolute vorticity and the gradient of the potential temperature times the specific volume.
Validity	instantaneous
Comment

GRIB 2

Discipline = 0     Parameter Category = 2     Parameter Number = 14     Type of first fixed surface = 107 Type of second fixed surface = All 1's Scale factor of first fixed surface = 0 Scale factor of second fixed surface = All 1's Scaled value of first fixed surface = 320 Scaled value of second fixed surface = All 1's