Vaisala FS11P - Page 226

User's Guide _______________________________________________________________________
224 __________________________________________________________________ M211107EN-C
SYNOP Codes
Weather Types
33
Fog or ice fog, no appreciable change during the past
hour
34
Fog or ice fog, has begun or become thicker during
the past hour
40
PRECIPITATION
41
Precipitation, slight or moderate
42
Precipitation, heavy
50
DRIZZLE
51
Drizzle, not freezing, slight
52
Drizzle, not freezing, moderate
53
Drizzle, not freezing, heavy
54
Drizzle, freezing, slight
55
Drizzle, freezing, moderate
56
Drizzle, freezing, heavy
60
RAIN
61
Rain, light
62
Rain, moderate
63
Rain, heavy
64
Rain, freezing, light
65
Rain, freezing, moderate
66
Rain, freezing, heavy
67
Rain (or drizzle) and snow, light
68
Rain (or drizzle) and snow, moderate or heavy
70
SNOW
71
Snow, light
72
Snow, moderate
73
Snow, heavy
74
Ice pellets, light
75
Ice pellets, moderate
76
Ice pellets, heavy
80
SHOWERS OR INTERMITTENT PRECIPITATION
81
Rain showers, light
82
Rain showers, moderate
83
Rain showers, heavy
84
Rain showers, violent ( >32 mm/h )
85
Snow showers, light
86
Snow showers, moderate
87
Snow showers, heavy
Table 53 WMO METAR Codes (Table 4678) Used by PWD32
Qualifier
Weather Phenomena
INTENSITY
1
DESCRIPTOR
2
PRECIPITATION
3
OBSCURATION
4
OTHER
5
-
Light
BC
Patches
DZ
Drizzle
BR
Mist
Moderate
(No qualifier)
SH
Shower(s)
RA
Rain
FG
Fog
+
Heavy
FZ
Freezing
SN
Snow
DU
Widespread dust
PL
Ice pellets
HZ
Haze