709
WOCN11 CWTO 030628
YELLOW ADVISORY - FOG
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 2:28 A.M. EDT FRIDAY 3 APRIL 2026.
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YELLOW LEVEL ADVISORY - FOG - FOR:
ST. CATHARINES - GRIMSBY - NORTHERN NIAGARA REGION
CITY OF HAMILTON
CALEDON
HALTON HILLS - MILTON
BURLINGTON - OAKVILLE
NEWMARKET - GEORGINA - NORTHERN YORK REGION
GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY
INNISFIL - NEW TECUMSETH - ANGUS
BARRIE - COLLINGWOOD - HILLSDALE.
YELLOW LEVEL ADVISORY - FOG - ENDED FOR:
BRANTFORD - COUNTY OF BRANT
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY
KITCHENER - CAMBRIDGE - REGION OF WATERLOO
SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY
OWEN SOUND - BLUE MOUNTAINS - NORTHERN GREY COUNTY
HANOVER - DUNDALK - SOUTHERN GREY COUNTY.
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IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH
==DISCUSSION==
NEAR ZERO VISIBILITY IN FOG CONTINUES OVER SOME AREAS.
VISIBILITY IS EXPECTED TO IMPROVE EARLY THIS MORNING.
TRAVEL WILL LIKELY BE HAZARDOUS IN SOME LOCATIONS. 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.
HTTP://WEATHER.GC.CA
END/OSPC
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