526  
WWCN11 CWNT 192255  
SEVERE THUNDERSTORM WATCH  
FOR THE GREAT SLAVE AND UPPER MACKENZIE AREAS  
UPDATED BY ENVIRONMENT CANADA  
AT 4:55 P.M. MDT MONDAY 19 MAY 2025.  
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SEVERE THUNDERSTORM WATCH FOR:  
FT. SIMPSON REGION INCLUDING JEAN MARIE RIVER  
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.  
 
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==DISCUSSION==  
 
CONDITIONS ARE FAVOURABLE FOR THE DEVELOPMENT OF SEVERE  
THUNDERSTORMS THIS EVENING THAT MAY BE CAPABLE OF PRODUCING STRONG  
WIND GUSTS AND LARGE HAIL.  
 
DRIVING CONDITIONS MAY BE DIFFICULT. WHEN THUNDER ROARS, GO  
INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND INJURES CANADIANS  
EVERY YEAR.  
 
SEVERE THUNDERSTORM WATCHES ARE ISSUED WHEN CONDITIONS ARE  
FAVOURABLE FOR THE DEVELOPMENT OF THUNDERSTORMS CAPABLE OF PRODUCING  
DAMAGING HAIL, WIND OR RAIN.  
 
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY  
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, SEND AN EMAIL TO  
NTSTORM(AT)EC.GC.CA, CALL 1-800-239-0484 OR POST REPORTS ON X USING  
(HASH)NTSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/PASPC  
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