934
WUCN11 CWTO 241400
SEVERE THUNDERSTORM WARNING
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 10:00 A.M. EDT WEDNESDAY 24 SEPTEMBER 2025.
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SEVERE THUNDERSTORM WARNING FOR:
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY.
SEVERE THUNDERSTORM WARNING ENDED FOR:
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY.
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==DISCUSSION==
UPDATED OR ENDED BY 11:59 A.M. EDT.
AT 10:00 A.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING TORRENTIAL RAIN.
THIS SEVERE THUNDERSTORM IS LOCATED NEAR DRAYTON, MOVING NORTHEAST
AT 15 KM/H.
HAZARD:
HEAVY RAIN WITH TOTAL AMOUNTS OF 75 MM.
LOCATIONS IMPACTED INCLUDE:
ARTHUR, DRAYTON AND KENILWORTH.
HEAVY RAIN MAY CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO
VISIBILITY. FAST-MOVING AND RAPIDLY RISING WATER CAN SWEEP VEHICLES
AWAY AND DAMAGE INFRASTRUCTURE. DON'T DRIVE THROUGH FLOODED
ROADWAYS. AVOID LOW-LYING AREAS.
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
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