Description of Sounding Columns

Parameter	Description	Units
PRES:	Atmospheric Pressure	[hPa]
HGHT:	Geopotential Height	[meter]
TEMP:	Temperature	[celsius]
DWPT:	Dewpoint Temperature	[celsius]
FRPT:	Frost Point Temperature	[celsius]
RELH:	Relative Humidity	[%]
RELI:	Relative Humidity with respect to Ice	[%]
MIXR:	Mixing Ratio	[gram/kilogram]
DRCT:	Wind Direction	[degrees true]
SKNT:	Wind Speed	[knot]
THTA:	Potential Temperature	[kelvin]
THTE:	Equivalent Potential Temperature	[kelvin]
THTV:	Virtual Potential Temperature	[kelvin]