782
WUCN11 CWTO 192300
RED WARNING - SEVERE THUNDERSTORM
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 7:00 P.M. EDT TUESDAY 19 MAY 2026.
---------------------------------------------------------------------
RED LEVEL WARNING - SEVERE THUNDERSTORM - FOR:
DUNNVILLE - CALEDONIA - HALDIMAND
NIAGARA
CITY OF HAMILTON.
---------------------------------------------------------------------
IMPACT LEVEL: EXTREME
FORECAST CONFIDENCE: VERY HIGH
==DISCUSSION==
UPDATED OR ENDED BY 8:58 P.M. EDT.
AT 6:59 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING AN
EXTREMELY DANGEROUS THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE
WIND GUSTS AND UP TO QUARTER SIZE HAIL.
THUNDERSTORM LOCATION: JERSEYVILLE TO TOWNSEND
MOTION: MOVING QUICKLY TO THE EAST AT 80 KM/H
HAZARDS:
WIND: DAMAGING (110-130 KM/H)
LOCATIONS IN THE PATH:
HAMILTON
HALDIMAND COUNTY
WELLAND
ST. CATHARINES
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
END/OSPC
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page