168
WWCN11 CWTO 281500
YELLOW WARNING - WINTER STORM
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 10:00 A.M. EST SUNDAY 28 DECEMBER 2025.
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YELLOW LEVEL WARNING - WINTER STORM - FOR:
TOWN OF PARRY SOUND - ROSSEAU - KILLBEAR PARK
HUNTSVILLE - BAYSVILLE
ALGONQUIN
BURK'S FALLS - BAYFIELD INLET.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
SIGNIFICANT WINTER STORM EXPECTED THIS AFTERNOON TO MONDAY NIGHT.
WHAT:
FREEZING RAIN WITH 5 TO 15 MM OF ICE ACCRETION.
SNOWFALL AMOUNTS OF 10 TO 15 CM.
NORTHWESTERLY WIND GUSTS OF 60 TO 70 KM/H.
REDUCED VISIBILITY IN HEAVY SNOW AND BLOWING SNOW.
WHEN:
BEGINNING THIS AFTERNOON THROUGH MONDAY NIGHT.
ADDITIONAL INFORMATION:
PRECIPITATION IS EXPECTED TO BEGIN AS FREEZING RAIN THIS AFTERNOON
CONTINUING THROUGH THE OVERNIGHT HOURS. THE FREEZING RAIN MAY
TRANSITION TO PERIODS OF RAIN OR DRIZZLE EARLY MONDAY MORNING AS
TEMPERATURES ARE EXPECTED TO RISE TO NEAR OR JUST ABOVE THE FREEZING
MARK. ANY RAIN OR DRIZZLE WILL THEN CHANGE OVER TO SNOW NEAR MIDDAY
MONDAY AS TEMPERATURES QUICKLY FALL TO BELOW THE FREEZING MARK. THE
STRONG NORTHWESTERLY WINDS WILL PICK UP THROUGH MONDAY AFTERNOON
LEADING TO REDUCED VISIBILITY FROM BLOWING SNOW AND FALLING SNOW.
ROADS AND WALKWAYS WILL LIKELY BE DIFFICULT TO NAVIGATE. VISIBILITY
WILL LIKELY BE SUDDENLY REDUCED TO NEAR ZERO AT TIMES. ROAD CLOSURES
ARE POSSIBLE. LOCAL UTILITY OUTAGES ARE LIKELY. PROPERTY OR TREE
DAMAGE IS POSSIBLE. PREPARE FOR QUICKLY CHANGING AND DETERIORATING
TRAVEL CONDITIONS. CONSIDER POSTPONING NON-ESSENTIAL TRAVEL AND
OUTDOOR ACTIVITIES UNTIL CONDITIONS IMPROVE.
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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