853
WWCN11 CWTO 291939
YELLOW WARNING - SNOW SQUALL
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 2:39 P.M. EST MONDAY 29 DECEMBER 2025.
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YELLOW LEVEL WARNING - SNOW SQUALL - FOR:
SARNIA - LAMBTON
STRATHROY - KOMOKA - WESTERN MIDDLESEX COUNTY
CITY OF HAMILTON
HALTON HILLS - MILTON
CALEDON
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY
SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY
PETERBOROUGH - KAWARTHA LAKES.
YELLOW LEVEL WARNING - SNOW SQUALL - ENDED FOR:
CHATHAM-KENT - RONDEAU PARK
MISSISSAUGA - BRAMPTON
HALIBURTON - MINDEN - SOUTHERN HALIBURTON COUNTY.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
BRIEF, INTENSE SNOWFALL AND BLOWING SNOW EXPECTED.
WHAT:
NEAR ZERO VISIBILITY IN HEAVY SNOW AND BLOWING SNOW.
SNOWFALL AMOUNTS UP TO 5 CM WITHIN ONE HOUR.
WHEN:
THIS AFTERNOON.
ADDITIONAL INFORMATION:
A SHARP COLD FRONT IS EXPECTED TO TRACK OVER THE AREA. ALONG THIS
COLD FRONT A SUDDEN INTENSE SNOWFALL IS EXPECTED. POOR VISIBILITY IN
BLOWING SNOW IS LIKELY AS STRONG NORTHWESTERLY WIND GUSTS ARE
EXPECTED.
TRAVEL WILL LIKELY BE HAZARDOUS. PREPARE FOR QUICKLY CHANGING AND
DETERIORATING TRAVEL CONDITIONS.
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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