Table 3. --Cloud type 



Code 



Table k. — Cloud amount 



Code 



Table 5> — Sea amount 



Code 





 1 

 2 



3 



1+ 



5 

 6 



7 

 8 



9 



Description 



Calm 



Smooth 



Slight 



Moderate 



Rough 



Very rough 



High 

 Very high 

 Mountainous 

 Very rough 

 confused sea 



12 



