832
WWCN12 CWTO 271017
ORANGE WATCH - WINTER STORM
FOR NORTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 5:17 A.M. EST SATURDAY 27 DECEMBER 2025.
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ORANGE LEVEL WATCH - WINTER STORM - FOR:
SAULT STE. MARIE - SUPERIOR EAST.
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IMPACT LEVEL: HIGH
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
A MAJOR WINTER STORM EXPECTED SUNDAY EVENING TO MONDAY EVENING.
WHAT:
POSSIBLE SNOWFALL AMOUNTS OF 20 TO 40 CM.
VISIBILITY NEAR ZERO IN HEAVY SNOW AND BLOWING SNOW.
NORTHERLY WINDS GUSTING UP TO 70 KM/H.
WHEN:
BEGINNING SUNDAY EVENING THROUGH TO MONDAY EVENING.
ADDITIONAL INFORMATION:
A RAPIDLY INTENSIFYING LOW PRESSURE SYSTEM IS EXPECTED TO TRACK OVER
THE GREAT LAKES. PRECIPITATION IS EXPECTED TO BEGIN AS FREEZING
DRIZZLE OR FLURRIES BEFORE TRANSITIONING TO SNOW AND WIDESPREAD
BLOWING SNOW SUNDAY NIGHT. SNOW MAY BE MIXED WITH ICE PELLETS AT
TIMES. NORTHERLY WINDS GUSTING UP TO 70 KM/H ARE EXPECTED MONDAY
MORNING AND AFTERNOON.
THERE REMAINS SOME UNCERTAINTY REGARDING THE TRACK OF THE LOW
PRESSURE SYSTEM AND AS A RESULT EXACT PRECIPITATION AMOUNTS REMAIN
SOMEWHAT UNCERTAIN.
ROADS AND WALKWAYS MAY BE VERY DIFFICULT TO NAVIGATE. VISIBILITY MAY
BE SUDDENLY REDUCED TO NEAR ZERO AT TIMES. ROAD CLOSURES ARE
POSSIBLE. PROLONGED UTILITY OUTAGES ARE POSSIBLE. PREPARE FOR
POSSIBLY PROLONGED DISRUPTIONS TO TRANSPORTATION, SERVICES, AND
UTILITIES.
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, 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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