311  
WUCN11 CWTO 022032  
YELLOW WARNING - SEVERE THUNDERSTORM  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 4:32 P.M. EDT WEDNESDAY 2 SEPTEMBER 2026.  
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:  
LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY  
WOODSTOCK - TILLSONBURG - OXFORD COUNTY.  
 
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:  
STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY.  
 
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IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
UPDATED OR ENDED BY 5:30 P.M. EDT.  
 
AT 4:31 P.M. EDT, A SEVERE THUNDERSTORM IS LOCATED NEAR  
THORNDALE. THIS SEVERE THUNDERSTORM IS MOVING EAST AT 40  
KM/H. STRONG WIND GUSTS AND UP TO QUARTER SIZE HAIL ARE POSSIBLE.  
 
LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE: TELFER,  
ILDERTON, ETTRICK, BIRR, NORTHCREST, BRYANSTON, LONDON, FANSHAWE  
CONSERVATION AREA, THORNDALE, WELLBURN  
 
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 IN ONTARIO, 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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