Number 
Level/Layer 
Parameter 
Forecast Valid 
Description 
001 
surface

HGT 
analysis 
Geopotential Height [gpm]
analysis/forecast error

002 
surface

PRES 
analysis 
Pressure [Pa]
analysis/forecast error

003 
2 m above ground

TMP 
analysis 
Temperature [K]
analysis/forecast error

004 
2 m above ground

DPT 
analysis 
Dew Point Temperature [K]
analysis/forecast error

005 
10 m above ground

UGRD 
analysis 
UComponent of Wind [m/s]
analysis/forecast error

006 
10 m above ground

VGRD 
analysis 
VComponent of Wind [m/s]
analysis/forecast error

007 
2 m above ground

SPFH 
analysis 
Specific Humidity [kg/kg]
analysis/forecast error

008 
10 m above ground

WDIR 
analysis 
Wind Direction (from which
blowing) [degtrue]
analysis/forecast error

009 
10 m above ground

WIND 
analysis 
Wind Speed [m/s]
analysis/forecast error

010 
10 m above ground

GUST 
analysis 
Wind Speed (Gust) [m/s]
analysis/forecast error

011 
surface

VIS 
analysis 
Visibility [m]
analysis/forecast error

012 
entire atmosphere
(considered as a
single layer)

TCDC 
analysis 
Total Cloud Cover [%]
analysis/forecast error
