WUCN11 CWTO 042341

YELLOW WARNING - SEVERE THUNDERSTORM

FOR SOUTHERN ONTARIO

ISSUED BY ENVIRONMENT CANADA

AT 7:41 P.M. EDT MONDAY 4 MAY 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

=NEW= WINDSOR - LEAMINGTON - ESSEX COUNTY.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 9:39 P.M. EDT.



AT 7:40 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING AN 

AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING VERY STRONG WIND 

GUSTS AND PEA TO DIME SIZE HAIL.



AN AREA OF SEVERE THUNDERSTORMS WEST OF AMHERSTBURG IS MOVING EAST 

AT 70 KM/H. 



HAZARDS: 

- 90 KM/H WIND GUSTS. 



LOCATIONS IMPACTED INCLUDE: 

WINDSOR, AMHERSTBURG, TECUMSEH, KINGSVILLE, LASALLE, MCGREGOR, SOUTH 

WINDSOR, COLCHESTER, HARROW, WINDSOR AIRPORT, MAIDSTONE, ESSEX, 

COTTAM.



LOCAL UTILITY OUTAGES ARE LIKELY. DAMAGE TO ROOFS, FENCES, SOFT 

SHELTERS OR TREES IS LIKELY. 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 X USING (HASH)ONSTORM. 



FOR MORE INFORMATION: 

HTTPS://WWW.ONTARIO.CA/PAGE/BE-PREPARED-EMERGENCY.



HTTP://WEATHER.GC.CA



END/OSPC