769
WWCN11 CWTO 281130
ORANGE WATCH - SNOW SQUALL
FOR SOUTHERN ONTARIO
ISSUED BY ENVIRONMENT CANADA
AT 6:30 A.M. EST SUNDAY 28 DECEMBER 2025.
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ORANGE LEVEL WATCH - SNOW SQUALL - FOR:
=NEW= HURON - PERTH
=NEW= MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY
=NEW= SAUGEEN SHORES - KINCARDINE - SOUTHERN BRUCE COUNTY
=NEW= HANOVER - DUNDALK - SOUTHERN GREY COUNTY.
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IMPACT LEVEL: HIGH
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
SNOW SQUALLS MONDAY INTO TUESDAY.
WHAT:
NEAR ZERO VISIBILITY IN HEAVY SNOW AND BLOWING SNOW.
TOTAL SNOWFALL AMOUNTS APPROACHING 25 CM.
WHEN:
MONDAY MORNING 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. 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 25 CM ARE ALSO POSSIBLE BY
TUESDAY MORNING.
TRAVEL MAY BE EXTREMELY HAZARDOUS. VISIBILITY MAY BE SUDDENLY
REDUCED TO NEAR ZERO AT TIMES. ROAD CLOSURES ARE POSSIBLE. 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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