361
WUCN11 CWTO 190059
YELLOW WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 8:59 P.M. EDT MONDAY 18 MAY 2026.
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YELLOW LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
HUNTSVILLE - BAYSVILLE
OXTONGUE LAKE - FORT IRWIN - NORTHERN HALIBURTON COUNTY
WESTERN ALGONQUIN PARK - LAKE OF TWO RIVERS
SOUTH RIVER - BURK'S FALLS.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
UPDATED OR ENDED BY 10:57 P.M. EDT.
AT 8:58 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:
GLENMOUNT TO J. ALBERT BAUER PROVINCIAL PARK TO 25 KM WEST OF BURNT
ISLAND LAKE
MOTION: MOVING QUICKLY TO THE EAST AT 75 KM/H
HAZARDS:
WIND: DAMAGING (90 - 110 KM/H)
HAIL: UP TO QUARTER SIZE (UP TO 2.5 CM)
RAIN: HEAVY (15 - 25 MM)
LOCATIONS IN THE PATH:
BAYSVILLE
DWIGHT
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. 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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