TABLE 25 



Cloud Type (Genus) 

 WMO Code 0500 for recording cloud type (genus) 



Code 



Cirrus Ci 



1 Cirrocumulus Cc 



2 Cirrostratus Cs 



3 Altocumulus Ac 



4 Altostratus As 



5 Nimbostratus Ns 



6 Stratocumulus Sc 



7 Stratus St 



8 Cumulus Cu 



9 Cumulonimbus Cb 



X Cloud not visible owing to darkness, fog, duststorm, sandstorm, or other analog- 

 ous phenomena 



7^ 



