602
WWCN11 CWTO 281711
ORANGE WATCH - SNOW SQUALL
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 12:11 P.M. EST SUNDAY 28 DECEMBER 2025.
---------------------------------------------------------------------
ORANGE LEVEL WATCH - SNOW SQUALL - FOR:
=NEW= MIDLAND - COLDWATER - ORR LAKE
INNISFIL - NEW TECUMSETH - ANGUS
BARRIE - COLLINGWOOD - HILLSDALE.
---------------------------------------------------------------------
IMPACT LEVEL: EXTREME
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
DANGEROUS SNOW SQUALLS AND BLIZZARD CONDITIONS MONDAY INTO TUESDAY.
WHAT:
BLIZZARD CONDITIONS WITH NEAR ZERO VISIBILITY.
STRONG WIND GUSTS OF 60 TO 80 KM/H.
TOTAL LOCAL SNOWFALL AMOUNTS OF 20 TO 30 CM.
WHEN:
MONDAY AFTERNOON INTO TUESDAY.
ADDITIONAL INFORMATION:
A COLDER AIR MASS IN THE WAKE OF A DEPARTING LOW PRESSURE SYSTEM
WILL RESULT IN THE DEVELOPMENT OF LAKE EFFECT SNOW SQUALLS OFF
GEORGIAN BAY. WIDESPREAD BLOWING SNOW AND BLIZZARD CONDITIONS WILL
BE THE PRIMARY CONCERN AS NORTHWESTERLY WIND GUSTS OF 60 TO 80 KM/H
ARE EXPECTED.
TRAVEL MAY BE HAZARDOUS AND SOME ROUTES MAY BE IMPASSABLE.
VISIBILITY MAY BE SUDDENLY REDUCED TO NEAR ZERO AT TIMES. ROAD
CLOSURES ARE POSSIBLE. RESCHEDULE TRAVEL AND OUTDOOR ACTIVITIES.
PREPARE FOR THE POSSIBILITY OF QUICKLY CHANGING AND DETERIORATING
TRAVEL CONDITIONS. PREPARE FOR POSSIBLE PROLONGED DISRUPTIONS TO
TRANSPORTATION, SERVICES, AND UTILITIES.
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page