IIABLE 2k (Cont'd) 



Conversion from 193^ International Meteorological Organization Code to the 



WMO Code if 501 



WMO 



Code 



THUKDERSTOiM i^■501 



(modified) 



90 Thunderstorm 9 



91 Rain at time 1 thunderstorm during last hour, hut not at 9 



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



93 Thunderstorm, slight without hail or soft hail, 9 

 hut with rain (or snow) 



9U Thunderstorm slight with soft hail \ 9 



95 Thunderstorm moderate without hall, but with j 9 

 rain (or snow) / 



96 Thunderstonn moderate with soft hall f at time of 9 



97 Thunderstorm heavy without hail, but with / observation. 9 

 rain (or snow) I 



98 Thunderstorm combined with dust storm j 9 



99 Thunderstorm heavy with hail / 9 



63 



