Register: Code Table D-8: Cloud amount reported at aerodrome
stable
URI: http://codes.wmo.int/49-2/CloudAmountReportedAtAerodrome
The items within this code table are the cloud amount categories of operational significance for aviation as specified in Technical Regulations, Volume II (WMO-No. 49): Meteorological Services for International Air Navigation. This code table contains a subset of the cloud amount categories defined in Part B FM 94 BUFR Code Table 0 20 008.
Contents
Notation | Name | Description | Status |
---|---|---|---|
BKN | Broken | Broken (5 - 7 oktas). | stable |
EMBD | Embedded | Embedded. Applicable only to cumulonimbus (CB). | stable |
FEW | Few | Few (1 - 2 oktas). | stable |
FRQ | Frequent | Frequent. Applicable only to cumulonimbus (CB). | stable |
ISOL | Isolated | Isolated. Applicable only to cumulonimbus (CB). | stable |
LYR | Layers | Layers. Applicable only to cumulonimbus (CB). | stable |
OCNL | Occasional | Occasional. Applicable only to cumulonimbus (CB). | stable |
OVC | Overcast | Overcast (8 oktas). | stable |
SCT | Scattered | Scattered (3 - 4 oktas). | stable |
SKC | Sky clear | Sky clear (0 oktas). | stable |