| Code/Flag Figure |
Description |
Status |
|
0
|
QUASI-STATIONARY FRONT AT THE SURFACE
|
|
|
1
|
QUASI-STATIONARY FRONT ABOVE THE SURFACE
|
|
|
2
|
WARM FRONT AT THE SURFACE
|
|
|
3
|
WARM FRONT ABOVE THE SURFACE
|
|
|
4
|
COLD FRONT AT THE SURFACE
|
|
|
5
|
COLD FRONT ABOVE THE SURFACE
|
|
|
6
|
OCCLUSION
|
|
|
7
|
INSTABILITY LINE
|
|
|
8
|
INTERTROPICAL FRONT
|
|
|
9
|
CONVERGENCE LINE
|
|
|
10
|
JET STREAM
|
|
|
11
|
CLOUD CLEAR
|
|
|
12
|
CLOUD
|
|
|
13
|
TURBULENCE
|
|
|
14
|
STORM
|
|
|
15
|
AIRFRAME ICING
|
|
|
16
|
PHENOMENON
|
|
|
17
|
VOLCANO
|
|
|
18
|
ATMOSPHERICS
|
|
|
20
|
SPECIAL CLOUDS
|
|
|
21
|
THUNDERSTORM (VAL)
|
|
|
22
|
TROPICAL CYCLONE (VAL)
|
|
|
23
|
MOUNTAIN WAVE (VAL)
|
|
|
24
|
DUSTSTORM (VAL)
|
|
|
25
|
SANDSTORM (VAL)
|
|
|
63
|
MISSING VALUE
|
|