| Code/Flag Figure |
Description |
Status |
|
0
|
CLOUD COVERING 1/2 OR LESS OF THE SKY THROUGHOUT THE APPROPRIATE PERIOD
|
|
|
1
|
CLOUD COVERING MORE THAN 1/2 OF THE SKY DURING PART OF THE APPROPRIATE PERIOD AND COVERING 1/2 OR LESS DURING PART OF THE PERIOD
|
|
|
2
|
CLOUD COVERING MORE THAN 1/2 OF THE SKY THROUGHOUT THE APPROPRIATE PERIOD
|
|
|
3
|
SANDSTORM, DUSTSTORM OR BLOWING SNOW
|
|
|
4
|
FOG OR ICE FOG OR THICK HAZE
|
|
|
5
|
DRIZZLE
|
|
|
6
|
RAIN
|
|
|
7
|
SNOW, OR RAIN AND SNOW MIXED
|
|
|
8
|
SHOWER(S)
|
|
|
9
|
THUNDERSTORM(S) WITH OR WITHOUT PRECIPITATION
|
|
|
10
|
NO SIGNIFICANT WEATHER OBSERVED
|
|
|
11
|
VISIBILITY REDUCED (SEE NOTE)
|
|
|
12
|
BLOWING PHENOMENA, VISIBILITY REDUCED
|
|
|
13
|
FOG (SEE NOTE)
|
|
|
14
|
PRECIPITATION (SEE NOTE)
|
|
|
15
|
DRIZZLE
|
|
|
16
|
RAIN
|
|
|
17
|
SNOW OR ICE PELLETS
|
|
|
18
|
SHOWERS OR INTERMITTENT PRECIPITATION
|
|
|
19
|
THUNDERSTORM
|
|
|
31
|
MISSING VALUE
|
|