WWCN11 CWTO 121319

YELLOW WARNING - SNOW SQUALL

FOR SOUTHERN ONTARIO

ISSUED BY ENVIRONMENT CANADA

AT 8:19 A.M. EST FRIDAY 12 DECEMBER 2025.

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YELLOW LEVEL WARNING - SNOW SQUALL - FOR:

=NEW= BRUCE PENINSULA - SAUBLE BEACH - TOBERMORY

=NEW= OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY

=NEW= BARRIE - ORILLIA - MIDLAND.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



LAKE EFFECT SNOW TO AFFECT THE AREA TODAY. 



WHAT: 

SNOWFALL ACCUMULATIONS OF 10 TO 20 CM. LOCALLY HIGHER AMOUNTS 

POSSIBLE. 

POOR VISIBILITY IN BURSTS OF HEAVY SNOW. 



WHEN: 

THIS MORNING THROUGH THIS AFTERNOON. 



ADDITIONAL INFORMATION: 

A BAND OF LAKE EFFECT SNOW EXTENDING FROM THE BRUCE PENINSULA 

TOWARDS LAKE SIMCOE HAS DEVELOPED THIS MORNING AND WILL LIKELY 

PERSIST FOR MUCH OF THE DAY. THIS BAND MAY SHIFT SOMEWHAT FROM TIME 

TO TIME. WINDS ARE GENERALLY LIGHT SO BLOWING SNOW IS NOT EXPECTED. 



THE HEAVIEST SNOW SHOULD REMAIN NORTH OF THE CITY OF BARRIE. 



LAKE EFFECT SNOW SHOULD DIMINISH THIS EVENING FOR MOST AREAS, 

ALTHOUGH IT MAY CONTINUE FOR AREAS CLOSER TO LAKE HURON.



TRAVEL WILL LIKELY BE HAZARDOUS. PREPARE FOR QUICKLY CHANGING AND 

DETERIORATING TRAVEL CONDITIONS. 



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 ABOUT THE ALERTING PROGRAM, PLEASE VISIT: 

HTTPS://WWW.CANADA.CA/EN/SERVICES/ENVIRONMENT/WEATHER/SEVEREWEATHER/WEATHER-ALERTS/COLOUR-CODED-ALERTS.



HTTP://WEATHER.GC.CA



END/OSPC