145  
WUCN12 CWTO 100756  
SEVERE THUNDERSTORM WARNING  
FOR NORTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 3:56 A.M. EDT THURSDAY 10 JULY 2025.  
---------------------------------------------------------------------  
SEVERE THUNDERSTORM WARNING FOR:  
SIOUX NARROWS - NESTOR FALLS - MORSON  
FORT FRANCES - EMO - RAINY RIVER.  
 
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==DISCUSSION==  
 
UPDATED OR ENDED BY 4:55 A.M. CDT.  
 
AT 2:56 A.M. CDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING STRONG WIND GUSTS,  
UP TO TOONIE SIZE HAIL AND HEAVY RAIN.  
 
THIS LINE OF SEVERE THUNDERSTORMS IS LOCATED FROM DOGPAW LAKE TO  
STRATTON, MOVING EAST AT 65 KM/H.  
 
HAZARD: TOONIE SIZE HAIL, 90 KM/H WIND GUSTS AND HEAVY RAIN.  
 
LOCATIONS IMPACTED INCLUDE:  
NESTOR FALLS, CALIPER LAKE PROVINCIAL PARK, CROW LAKE, DOGPAW LAKE,  
CALIPER LAKE, CEDARTREE LAKE, KAKAGI LAKE, FLINT LAKE, BURDITT LAKE,  
CAVIAR LAKE, MANOMIN, SHINGWAK LAKE, LAKE DESPAIR, WELD LAKE, WEST  
JACKFISH LAKE, LAKE WASAW, LITTLE MEKENAK LAKE, DENMARK LAKE,  
JACKFISH LAKE AND OVERFLOW LAKE.  
 
TAKE IMMEDIATE COVER IF A THUNDERSTORM APPROACHES. IF OUTSIDE,  
PROTECT YOURSELF FROM FLYING DEBRIS AND HAIL.  
 
SEVERE THUNDERSTORM WARNINGS ARE ISSUED WHEN IMMINENT OR OCCURRING  
THUNDERSTORMS ARE EXPECTED TO PRODUCE 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 X USING (HASH)ONSTORM.  
 
FOR MORE INFORMATION:  
HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
 
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