WWCN11 CWTO 110127

YELLOW WARNING - SNOW SQUALL

FOR SOUTHERN ONTARIO

ISSUED BY ENVIRONMENT CANADA

AT 8:27 P.M. EST WEDNESDAY 10 DECEMBER 2025.

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YELLOW LEVEL WARNING - SNOW SQUALL - FOR:

=NEW= SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY

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



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



SNOW SQUALLS ARE EXPECTED TONIGHT. 



WHAT: 

TOTAL LOCAL SNOWFALL AMOUNTS OF 15 TO 30 CM. 

SIGNIFICANTLY REDUCED VISIBILITY IN HEAVY SNOW AND LOCAL BLOWING 

SNOW. 



WHEN: 

TONIGHT, AND POSSIBLY THROUGH THURSDAY FOR LOCATIONS FROM MEAFORD TO 

BLUE MOUNTAIN. 



ADDITIONAL INFORMATION: 

SNOW SQUALLS ARE EXPECTED TO PUSH EAST OF NORTHERN DUFFERIN COUNTY 

OVERNIGHT, BUT MAY PERSIST THROUGH THURSDAY FOR COMMUNITIES ALONG 

THE SOUTHERN SHORE OF GEORGIAN BAY. 



SNOWFALL AMOUNTS WILL BE HIGHLY VARIABLE ACROSS THE AREA.



TRAVEL WILL LIKELY BE HAZARDOUS. VISIBILITY WILL LIKELY BE SUDDENLY 

REDUCED TO NEAR ZERO AT TIMES. ROAD CLOSURES ARE POSSIBLE. 



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