531
WWCN11 CWTO 292321
YELLOW WARNING - SNOW SQUALL
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 6:21 P.M. EST MONDAY 29 DECEMBER 2025.
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YELLOW LEVEL WARNING - SNOW SQUALL - FOR:
SIMCOE - DELHI - NORFOLK
DUNNVILLE - CALEDONIA - HALDIMAND
BRANTFORD - COUNTY OF BRANT
KITCHENER - CAMBRIDGE - REGION OF WATERLOO.
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IMPACT LEVEL: HIGH
FORECAST CONFIDENCE: MODERATE
==DISCUSSION==
SNOW SQUALLS AND BLOWING SNOW TONIGHT.
WHAT:
NEAR ZERO VISIBILITY AT TIMES IN HEAVY SNOW AND BLOWING SNOW.
TOTAL LOCAL SNOWFALL AMOUNTS OF 10 TO 20 CM.
WHEN:
CONTINUING THROUGH TUESDAY MORNING.
ADDITIONAL INFORMATION:
IN THE WAKE OF A SHARP COLD FRONT, LAKE EFFECT SNOW SQUALLS OFF LAKE
HURON HAVE DEVELOPED. BLOWING SNOW AND POOR VISIBILITY WILL BE THE
PRIMARY CONCERN AS STRONG NORTHWESTERLY WIND GUSTS OF 70 KM/H ARE
EXPECTED.
TRAVEL MAY BE EXTREMELY HAZARDOUS. ROAD CLOSURES ARE POSSIBLE.
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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