428
WUCN11 CWTO 232259
SEVERE THUNDERSTORM WARNING
FOR SOUTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 6:59 P.M. EDT TUESDAY 23 SEPTEMBER 2025.
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SEVERE THUNDERSTORM WARNING FOR:
=NEW= HANOVER - DUNDALK - SOUTHERN GREY COUNTY.
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==DISCUSSION==
UPDATED OR ENDED BY 8:58 P.M. EDT.
AT 6:59 P.M. EDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING STRONG WIND GUSTS AND HEAVY
RAIN.
THIS SEVERE THUNDERSTORM IS LOCATED 5 KILOMETRES SOUTH OF VARNEY,
MOVING EAST AT 25 KM/H.
HAZARD:
HEAVY RAINFALL WITH LOCAL AMOUNTS UP TO 50 MM.
STRONG WIND GUSTS.
LOCATIONS IMPACTED INCLUDE:
VARNEY, HOLSTEIN, YEOVIL, MAPLE LANE, HOPEVILLE, ORCHARDVILLE,
TARTAN, ROBBTOWN, DROMORE AND LANDERKIN.
HEAVY RAIN MAY CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO
VISIBILITY. TAKE IMMEDIATE COVER IF A THUNDERSTORM APPROACHES. IF
OUTSIDE, PROTECT YOURSELF FROM FLYING DEBRIS AND HAIL. DON'T DRIVE
THROUGH FLOODED ROADWAYS.
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES.
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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