768
WOCN11 CWTO 181041
YELLOW ADVISORY - FOG
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 5:41 A.M. EST THURSDAY 18 DECEMBER 2025.
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YELLOW LEVEL ADVISORY - FOG - FOR:
=NEW= MISSISSAUGA - BRAMPTON
=NEW= VAUGHAN - RICHMOND HILL - MARKHAM
HALTON HILLS - MILTON
BURLINGTON - OAKVILLE.
YELLOW LEVEL ADVISORY - FOG - ENDED FOR:
OXFORD - BRANT
CITY OF HAMILTON
GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY
KITCHENER - CAMBRIDGE - REGION OF WATERLOO.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
DENSE FOG HAS DEVELOPED AND WILL DISSIPATE THIS MORNING.
VISIBILITY WILL LIKELY BE SUDDENLY REDUCED AT TIMES.
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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