501  
WWCN12 CWTO 081834  
YELLOW WATCH - SEVERE THUNDERSTORM  
FOR NORTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 2:34 P.M. EDT SATURDAY 8 AUGUST 2026.  
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YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - FOR:  
TEMISKAMING SHORES - TEMAGAMI  
NORTH BAY - WEST NIPISSING.  
 
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IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
CONDITIONS ARE FAVOURABLE FOR THE DEVELOPMENT OF SEVERE  
THUNDERSTORMS THAT MAY BE CAPABLE OF PRODUCING STRONG WIND GUSTS,  
LARGE HAIL AND HEAVY RAIN.  
 
HAZARDS:  
WIND GUSTS UP TO 90 KM/H.  
QUARTER SIZE HAIL.  
HEAVY RAINFALL.  
 
TIMING:  
THIS AFTERNOON.  
 
LOCAL UTILITY OUTAGES ARE POSSIBLE. WHEN THUNDER ROARS, GO  
INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND INJURES CANADIANS  
EVERY YEAR. SECURE LOOSE OBJECTS.  
 
SEVERE THUNDERSTORM WATCHES ARE ISSUED WHEN CONDITIONS ARE  
FAVOURABLE FOR THE DEVELOPMENT OF THUNDERSTORMS CAPABLE OF PRODUCING  
DAMAGING HAIL, WIND OR RAIN.  
 
EMERGENCY MANAGEMENT ONTARIO RECOMMENDS THAT YOU TAKE COVER  
IMMEDIATELY IF THREATENING WEATHER APPROACHES.  
 
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY  
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, SEND AN EMAIL TO  
ONSTORM(AT)EC.GC.CA OR POST REPORTS ON SOCIAL MEDIA USING  
(HASH)ONSTORM.  
 
FOR MORE INFORMATION:  
HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
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