| Code/Flag Figure |
Description |
Status |
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0
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OBSERVING RULES FOR BASE OF LOWEST CLOUD AND CLOUD TYPES OF FM 12-IX EXT. SYNOP AND FM 13-IX EXT. SHIP APPLY
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1
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FIRST NON - CB SIGNIFICANT LAYER
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2
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SECOND NON - CB SIGNIFICANT LAYER
|
|
|
3
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THIRD NON - CB SIGNIFICANT LAYER
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|
4
|
CUMULONIMBUS LAYER
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|
5
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CEILING
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6
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CLOUD NOT DETECTED BELOW THE FOLLOWING HEIGHT(S)
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|
7
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LOW CLOUD
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8
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MIDDLE CLOUD
|
|
|
9
|
HIGH CLOUD
|
|
|
10
|
CLOUD LAYER WITH BASE BELOW THE STATION LEVEL AND TOP ABOVE THE STATION LEVEL
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|
11
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CLOUD LAYER WITH BASE AND TOP BELOW THE STATION LEVEL
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|
63
|
MISSING VALUE
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