381
WWCN11 CWTO 281134
YELLOW WATCH - SNOW SQUALL
FOR SOUTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 6:34 A.M. EST SUNDAY 28 DECEMBER 2025.
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YELLOW LEVEL WATCH - SNOW SQUALL - FOR:
=NEW= SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY
=NEW= INNISFIL - NEW TECUMSETH - ANGUS
=NEW= BRUCE PENINSULA - SAUBLE BEACH - TOBERMORY
=NEW= OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY
=NEW= BARRIE - COLLINGWOOD - HILLSDALE.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
SNOW SQUALLS MONDAY INTO TUESDAY.
WHAT:
REDUCED VISIBILITY IN HEAVY SNOW AND BLOWING SNOW.
TOTAL SNOWFALL AMOUNTS APPROACHING 15 CM.
WHEN:
BEGINNING MONDAY MORNING OR AFTERNOON INTO TUESDAY.
ADDITIONAL INFORMATION:
A COLDER AIR MASS IN THE WAKE OF A DEPARTING LOW PRESSURE SYSTEM IS
EXPECTED TO RESULT IN THE DEVELOPMENT OF LAKE EFFECT SNOW SQUALLS
OFF LAKE HURON AND GEORGIAN BAY. WIDESPREAD BLOWING SNOW IS EXPECTED
TO BE THE PRIMARY CONCERN AS NORTHWESTERLY WIND GUSTS OF 70 KM/H OR
GREATER ARE EXPECTED. SNOWFALL TOTALS NEAR 15 CM ARE ALSO POSSIBLE
BY TUESDAY MORNING.
TRAVEL MAY BE HAZARDOUS. VISIBILITY MAY BE SUDDENLY REDUCED TO NEAR
ZERO AT TIMES. CONSIDER RESCHEDULING TRAVEL AND OUTDOOR ACTIVITIES.
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
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