208  
WUCN12 CWTO 202050  
YELLOW WARNING - SEVERE THUNDERSTORM  
FOR NORTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 4:50 P.M. EDT MONDAY 20 JULY 2026.  
---------------------------------------------------------------------  
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:  
CLOUD BAY - DORION.  
 
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:  
CITY OF THUNDER BAY.  
 
---------------------------------------------------------------------  
IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
UPDATED OR ENDED BY 6:48 P.M. EDT.  
 
AT 4:49 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A  
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WIND GUSTS.  
 
LOCATION: OVER AMETHYST HARBOUR  
 
MOTION: MOVING QUICKLY TO THE EAST AT 65 KM/H  
 
HAZARDS:  
WIND: DAMAGING (90 - 110 KM/H)  
 
LOCATIONS IN THE PATH:  
AMETHYST HARBOUR  
SLEEPING GIANT PROVINCIAL PARK  
LOON  
PASS LAKE  
 
LOCAL UTILITY OUTAGES ARE LIKELY. DAMAGE TO ROOFS, FENCES, SOFT  
SHELTERS OR TREES IS LIKELY. 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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