960
WWCN12 CWTO 102223
SEVERE THUNDERSTORM WATCH
FOR NORTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 6:23 P.M. EDT THURSDAY 10 JULY 2025.
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SEVERE THUNDERSTORM WATCH FOR:
=NEW= KENORA - GRASSY NARROWS - WHITEDOG
=NEW= SIOUX LOOKOUT - EASTERN LAC SEUL
RED LAKE - EAR FALLS.
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==DISCUSSION==
CONDITIONS ARE FAVOURABLE FOR THE DEVELOPMENT OF SEVERE
THUNDERSTORMS THAT MAY BE CAPABLE OF PRODUCING STRONG WIND GUSTS,
LARGE HAIL AND HEAVY RAIN.
HAZARDS:
WIND GUSTS UP TO 100 KM/H
UP TO PING PONG BALL SIZE HAIL
RISK OF A TORNADO
WHEN:
THIS EVENING.
WHEN THUNDER ROARS, GO INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND
INJURES CANADIANS EVERY YEAR.
STRONG WIND GUSTS CAN DAMAGE TREES, BUILDINGS AND OVERTURN VEHICLES.
SEVERE THUNDERSTORM WATCHES ARE ISSUED WHEN CONDITIONS ARE
FAVOURABLE FOR THE DEVELOPMENT OF THUNDERSTORMS CAPABLE OF PRODUCING
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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