260
WUCN11 CWTO 192303
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 7:03 P.M. EDT TUESDAY 19 MAY 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
=NEW= SIMCOE - DELHI - NORFOLK
WINDSOR - LEAMINGTON - ESSEX COUNTY
ST. THOMAS - AYLMER - EASTERN ELGIN COUNTY.
YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - ENDED FOR:
CHATHAM-KENT - RONDEAU PARK
RODNEY - SHEDDEN - WESTERN ELGIN COUNTY.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
UPDATED OR ENDED BY 9:01 P.M. EDT.
AT 7:02 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WIND
GUSTS AND UP TO QUARTER SIZE HAIL.
THUNDERSTORM LOCATION:
SHEDDEN TO LEAMINGTON
MOTION: MOVING QUICKLY TO THE EAST AT 70 KM/H
HAZARDS:
WIND: DAMAGING (90 - 110 KM/H)
HAIL: UP TO QUARTER SIZE (UP TO 2.5 CM)
RISK OF A TORNADO
LOCATIONS IN THE PATH:
CHATHAM
CHATHAM-KENT
LEAMINGTON
DUTTON
WEST LORNE
RIDGETOWN
WHEATLEY
ST. THOMAS
POINT PELEE NATIONAL PARK OF CANADA
PORT STANLEY
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. WHEN THUNDER ROARS, GO INDOORS(EXCLAMATION MARK) LIGHTNING
KILLS AND INJURES CANADIANS EVERY YEAR.
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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