643
WWCN11 CWTO 121508
SEVERE THUNDERSTORM WATCH
FOR SOUTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 11:08 A.M. EDT SATURDAY 12 JULY 2025.
---------------------------------------------------------------------
SEVERE THUNDERSTORM WATCH FOR:
=NEW= TOWN OF PARRY SOUND - ROSSEAU - KILLBEAR PARK
=NEW= HUNTSVILLE - BAYSVILLE
=NEW= ALGONQUIN
=NEW= BURK'S FALLS - BAYFIELD INLET.
---------------------------------------------------------------------
==DISCUSSION==
DANGEROUS THUNDERSTORMS THIS AFTERNOON AND EVENING MAY BE CAPABLE OF
PRODUCING SEVERE WIND GUSTS, A TORNADO, AND HEAVY RAIN.
WHAT:
SEVERE WIND GUSTS UP TO 110 KM/H.
AN ISOLATED TORNADO IS POSSIBLE.
HEAVY DOWNPOURS.
WHEN:
THIS AFTERNOON INTO THIS EVENING.
ADDITIONAL INFORMATION:
THOSE IN EXPOSED AREAS, SUCH AS CAMPERS, HIKERS, OR ANYONE WITHOUT
ACCESS TO STURDY SHELTER ARE AT GREATER RISK FROM LIGHTNING, STRONG
WINDS, AND HEAVY RAIN.
DO NOT WAIT UNTIL THE STORM IS OVERHEAD. MOVE TO SAFETY AS SOON AS
YOU HEAR THUNDER.
UTILITY OUTAGES ARE POSSIBLE. SIGNIFICANT DAMAGE TO PROPERTY,
BUILDINGS AND TREES IS POSSIBLE. THERE IS A RISK OF SERIOUS INJURY.
BE PREPARED FOR SEVERE WEATHER. IF THREATENING WEATHER APPROACHES,
TAKE COVER IN A BASEMENT OR INTERIOR ROOM. IF OUTSIDE, PROTECT
YOURSELF FROM FLYING DEBRIS AND HAIL. WHEN THUNDER ROARS, GO
INDOORS(EXCLAMATION MARK) LIGHTNING KILLS AND INJURES CANADIANS
EVERY YEAR. SECURE LOOSE OBJECTS.
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 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