030
WWCN11 CWTO 311832
YELLOW WARNING - SNOW SQUALL
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 1:32 P.M. EST WEDNESDAY 31 DECEMBER 2025.
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YELLOW LEVEL WARNING - SNOW SQUALL - FOR:
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY
SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
PERSISTENT SNOW SQUALLS ARE EXPECTED. UNDER THE SNOW SQUALL BANDS,
VISIBILITY WILL BE SIGNIFICANTLY REDUCED DUE TO THE HEAVY SNOW, AND
SNOW WILL QUICKLY ACCUMULATE.
SNOW SQUALLS CONTINUE.
WHAT:
NEAR ZERO VISIBILITY IN SNOW.
TOTAL LOCAL SNOWFALL AMOUNTS OF 15 TO 30 CM.
WHEN:
CONTINUING THROUGH TODAY, AND POSSIBLY INTO THURSDAY FOR SOME AREAS.
ADDITIONAL INFORMATION:
SNOW SQUALLS OFF LAKE HURON ARE EXPECTED TO CONTINUE THIS AFTERNOON.
SNOW SQUALLS WILL BECOME MORE TRANSIENT THIS EVENING BEFORE BECOMING
STATIONARY AGAIN FOR SOME AREAS ON THURSDAY.
FOR ROAD CONDITIONS AND OTHER TRAVELLER INFORMATION FROM THE
MINISTRY OF TRANSPORTATION, VISIT HTTPS://WWW.ONTARIO.CA/511,
HTTPS://WWW.TWITTER.COM/511ONTARIO, OR CALL 5-1-1.
TRAVEL WILL LIKELY BE HAZARDOUS. ROADS AND WALKWAYS WILL LIKELY BE
DIFFICULT TO NAVIGATE DUE TO ACCUMULATING SNOW. ROAD CLOSURES ARE
POSSIBLE. TAKE FREQUENT BREAKS AND AVOID STRAIN WHEN CLEARING SNOW.
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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