Name:potential_temperatureAbbreviation:ptUnit:K
DefinitionThe temperature that an unsaturated parcel of dry air would have if brought adiabatically and reversibly from its initial state to a standard pressure p_o, typically 1000 hPa.
Validityinstantaneous
Comment 
GRIB 2
Discipline= 0  
Parameter Category= 0  
Parameter Number= 2  
Type of first fixed surface= 109Type of second fixed surface= All 1's
Scale factor of first fixed surface= 6Scale factor of second fixed surface= All 1's
Scaled value of first fixed surface= 2Scaled value of second fixed surface= All 1's