Cloud Amount

Cloud amounts are reported in OKTAS (eighths). It is assumed that the sky is divided into 8 equal parts and the total cloud amount is reported by an assessment of the number of eighths of the sky covered by cloud. 

FEW 1 to 2 OKTAS 

SCT 3 to 4 OKTAS 

BKN 5 to 7 OKTAS 

OVC 8 OKTASĀ 

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