WWCN11 CWTO 110210

YELLOW WATCH - SNOW SQUALL

FOR SOUTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 9:10 P.M. EST WEDNESDAY 10 DECEMBER 2025.

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YELLOW LEVEL WATCH - SNOW SQUALL - FOR:

=NEW= ST. THOMAS - AYLMER - EASTERN ELGIN COUNTY

      SIMCOE - DELHI - NORFOLK

      BRANTFORD - COUNTY OF BRANT.



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IMPACT LEVEL: HIGH

FORECAST CONFIDENCE: MODERATE



==DISCUSSION==



SNOW SQUALLS ARE EXPECTED TONIGHT THROUGH THURSDAY. 



WHAT: 

TOTAL LOCAL SNOWFALL AMOUNTS OF 15 TO 25 CM POSSIBLE. 

SIGNIFICANTLY REDUCED VISIBILITY IN HEAVY SNOW AND LOCAL BLOWING 

SNOW. 



WHEN: 

TONIGHT THROUGH THURSDAY. 



ADDITIONAL INFORMATION: 

SNOW SQUALLS ARE EXPECTED TO AFFECT THE AREA AT TIMES TONIGHT 

THROUGH THURSDAY BEFORE WEAKENING THURSDAY NIGHT. SNOWFALL AMOUNTS 

WILL BE HIGHLY VARIABLE ACROSS THE AREA.



TRAVEL MAY BE EXTREMELY HAZARDOUS. ROAD CLOSURES ARE POSSIBLE. 

PREPARE FOR THE POSSIBILITY OF 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