656
WUCN11 CWTO 030447
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 12:47 A.M. EDT THURSDAY 3 SEPTEMBER 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
WINDSOR - ESSEX - CHATHAM-KENT
SARNIA - PETROLIA - WESTERN LAMBTON COUNTY.
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
RODNEY - SHEDDEN - WESTERN ELGIN COUNTY.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
UPDATED OR ENDED BY 1:40 A.M. EDT.
AT 12:41 A.M. EDT, AN AREA OF SEVERE THUNDERSTORMS IS LOCATED OVER
ST. JOACHIM. THESE SEVERE THUNDERSTORMS ARE MOVING QUICKLY TO THE
EAST AT 60 KM/H. STRONG WIND GUSTS, UP TO QUARTER SIZE HAIL AND VERY
HEAVY RAIN ARE POSSIBLE.
LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE: WINDSOR,
LEAMINGTON, POINT PELEE NATIONAL PARK OF CANADA
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.
DRIVING CONDITIONS WILL LIKELY BE DIFFICULT. HEAVY RAIN MAY CAUSE
FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO VISIBILITY. LARGE HAIL
MAY CAUSE SIGNIFICANT DAMAGE AND INJURY. DAMAGE TO ROOFS, FENCES,
SOFT SHELTERS OR TREES IS LIKELY. DON'T DRIVE THROUGH FLOODED
ROADWAYS.
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
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