968
WUCN11 CWTO 022127
RED WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 5:27 P.M. EDT WEDNESDAY 2 SEPTEMBER 2026.
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RED LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= CITY OF TORONTO
=NEW= ST. CATHARINES - GRIMSBY - NORTHERN NIAGARA REGION
DUNNVILLE - CALEDONIA - HALDIMAND
OXFORD - BRANT
CITY OF HAMILTON
BURLINGTON - OAKVILLE
HALTON HILLS - MILTON
MISSISSAUGA - BRAMPTON
STRATFORD - MITCHELL - SOUTHERN PERTH COUNTY
LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY
WATERLOO - WELLINGTON.
RED LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
LONDON - PARKHILL - EASTERN MIDDLESEX COUNTY
SIMCOE - DELHI - NORFOLK
CALEDON
GODERICH - BLUEWATER - SOUTHERN HURON COUNTY
WINGHAM - BLYTH - NORTHERN HURON COUNTY.
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IMPACT LEVEL: EXTREME
FORECAST CONFIDENCE: VERY HIGH
==DISCUSSION==
UPDATED OR ENDED BY 6:24 P.M. EDT.
AT 5:25 P.M. EDT, A LINE OF EXTREMELY DANGEROUS THUNDERSTORMS IS
LOCATED FROM LINWOOD TO NEW HAMBURG THEN TO ST. MARYS. THESE
EXTREMELY DANGEROUS THUNDERSTORMS ARE MOVING QUICKLY TO THE EAST AT
100 KM/H. DESTRUCTIVE WIND GUSTS, LOONIE TO PING PONG BALL SIZE HAIL
AND HEAVY RAIN ARE POSSIBLE.
LOCATIONS AND NEARBY AREAS THAT COULD BE IMPACTED INCLUDE:
KITCHENER, HAMILTON, MISSISSAUGA
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 BE DIFFICULT. BUILDINGS AND/OR MANY TREES
WILL BE DESTROYED. LARGE HAIL WILL CAUSE SIGNIFICANT DAMAGE AND
INJURY. THERE IS A RISK OF LIFE-THREATENING INJURY. AVOID LOW-LYING
AREAS.
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES.
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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