698  
WUCN12 CWTO 050305  
SEVERE THUNDERSTORM WARNING  
FOR NORTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 11:05 P.M. EDT SATURDAY 4 OCTOBER 2025.  
---------------------------------------------------------------------  
SEVERE THUNDERSTORM WARNING FOR:  
=NEW= KENORA - GRASSY NARROWS - WHITEDOG  
SIOUX NARROWS - NESTOR FALLS - MORSON.  
 
---------------------------------------------------------------------  
==DISCUSSION==  
 
UPDATED OR ENDED BY 12:04 A.M. CDT.  
 
AT 10:05 P.M. CDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
CLUSTER OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING UP TO NICKEL  
SIZE HAIL AND HEAVY RAIN.  
 
THIS CLUSTER OF SEVERE THUNDERSTORMS IS LOCATED FROM MOOSE LAKE  
PROVINCIAL PARK TO 20 KILOMETRES SOUTH OF KEEWATIN, MOVING NORTHEAST  
AT 40 KM/H.  
 
HAZARD: TOONIE SIZE HAIL AND HEAVY RAIN.  
 
LOCATIONS IMPACTED INCLUDE:  
KENORA, KEEWATIN, CUL DE SAC LAKE AND LAURENSONS LAKE.  
 
HEAVY RAIN MAY CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO  
VISIBILITY. LARGE HAIL MAY CAUSE SIGNIFICANT DAMAGE AND INJURY. 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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