456  
WWCN11 CWTO 291043  
YELLOW WARNING - WIND  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 5:43 A.M. EST MONDAY 29 DECEMBER 2025.  
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YELLOW LEVEL WARNING - WIND - FOR:  
CITY OF TORONTO  
HALTON - PEEL  
YORK - DURHAM  
STRATFORD - MITCHELL - SOUTHERN PERTH COUNTY  
LISTOWEL - MILVERTON - NORTHERN PERTH COUNTY  
WATERLOO - WELLINGTON  
DUFFERIN - INNISFIL  
HANOVER - DUNDALK - SOUTHERN GREY COUNTY  
OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY  
BARRIE - ORILLIA - MIDLAND  
LINDSAY - SOUTHERN KAWARTHA LAKES  
FENELON FALLS - BALSAM LAKE PARK - NORTHERN KAWARTHA LAKES  
PETERBOROUGH CITY - LAKEFIELD - SOUTHERN PETERBOROUGH COUNTY  
PORT CARLING - PORT SEVERN  
BRACEBRIDGE - GRAVENHURST.  
 
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IMPACT LEVEL: HIGH  
FORECAST CONFIDENCE: MODERATE  
 
==DISCUSSION==  
 
STRONG WINDS EXPECTED TODAY.  
 
WHAT:  
STRONG SOUTHWESTERLY AND NORTHWESTERLY WIND GUSTS OF 70 TO 90 KM/H.  
 
WHEN:  
BEGINNING THIS MORNING AND EASING THIS EVENING.  
 
ADDITIONAL INFORMATION.  
STRONG SOUTHWESTERLY WINDS ARE EXPECTED TO DEVELOP THIS MORNING WITH  
THE PASSAGE OF A STRONG COLD FRONT. THE WINDS WILL BECOME  
NORTHWESTERLY THIS AFTERNOON. THE WINDS WILL EASE THIS EVENING.  
AREAS WITH SIGNIFICANT ICE BUILD-UP FROM FREEZING RAIN WILL BE MOST  
VULNERABLE.  
 
UTILITY OUTAGES ARE POSSIBLE. SIGNIFICANT DISRUPTIONS TO SERVICES  
AND TRAVEL ARE LIKELY. SIGNIFICANT DAMAGE TO BUILDINGS AND/OR TREES  
IS POSSIBLE. SECURE LOOSE OBJECTS. STAY AWAY FROM FALLEN POWER  
LINES. PREPARE FOR SOME DISRUPTIONS TO TRANSPORTATION, SERVICES, AND  
UTILITIES.  
 
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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