TABLE 23 (Cont'd) 



Conversion from 1936 International Meteorological Organization Code to the 



WMO Code 4501 



WMO 



Code 



THUKDERSTOEM ij-501 



(equivalent ) 



90 Thunderstorm 9 



91 Rain at time ) thunderstorm during last hour, but not at 9 



92 Snow, or sleet at time ) time of observation. 9 



93 Thunderstorm, slight without hail or soft hail, 9 

 but with rain (or snow) 



^h Thunderstorai slight with soft hail V 9 



95 Thunderstorm moderate without hail, but with I 9 

 rain (or snow) / 



96 Thunderstorm moderate with soft hail f ^t time of 9 



97 Thunderstorm heav^A without hail, but with / observation. 9 

 rain (or snow) I 



98 Thunderstorm combined with dust storm j 9 



99 Thunderstorm heavj^ with hall / 9 



69 



