WUCN11 CWTO 211310

YELLOW WARNING - SEVERE THUNDERSTORM

FOR SOUTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 9:10 A.M. EDT TUESDAY 21 JULY 2026.

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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:

      WINDSOR - ESSEX - CHATHAM-KENT.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



UPDATED OR ENDED BY 11:08 A.M. EDT.



AT 9:09 A.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A 

SEVERE THUNDERSTORM CAPABLE OF PRODUCING STRONG WIND GUSTS, UP TO 

QUARTER SIZE HAIL AND HEAVY RAIN.



THUNDERSTORM LOCATION: OVER WHEATLEY 



MOTION: MOVING QUICKLY TO THE EAST AT 80 KM/H 



HAZARDS: 

WIND: STRONG (UP TO 90 KM/H) 

HAIL: UP TO QUARTER SIZE (UP TO 2.5 CM) 



LOCATIONS IN THE PATH: 

WHEATLEY 

HOLIDAY HARBOUR 

WHEATLEY PROVINCIAL PARK



LOCAL UTILITY OUTAGES ARE LIKELY. HEAVY RAIN MAY CAUSE FLASH 

FLOODING AND SIGNIFICANT REDUCTIONS TO VISIBILITY. 



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