064
WUCN12 CWTO 120733
SEVERE THUNDERSTORM WARNING
FOR NORTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 3:33 A.M. EDT FRIDAY 12 SEPTEMBER 2025.
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SEVERE THUNDERSTORM WARNING FOR:
SIOUX NARROWS - NESTOR FALLS - MORSON.
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==DISCUSSION==
UPDATED OR ENDED BY 4:31 A.M. CDT.
AT 2:32 A.M. CDT, ENVIRONMENT CANADA METEOROLOGISTS ARE TRACKING AN
AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING HEAVY RAIN.
HAZARD:
LOCALLY HEAVY DOWNPOURS WITH RAINFALL AMOUNTS OF 50 TO 75 MM.
LOCATIONS IMPACTED INCLUDE:
LAKE OF THE WOODS PROVINCIAL PARK, SIOUX NARROWS, SIOUX NARROWS
PROVINCIAL PARK, NESTOR FALLS AND HARRIS HILL.
HEAVY RAIN MAY CAUSE FLASH FLOODING AND SIGNIFICANT REDUCTIONS TO
VISIBILITY.
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, 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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