WOCN11 CWTO 151515
YELLOW ADVISORY - FOG
FOR SOUTHERN ONTARIO
UPDATED BY ENVIRONMENT CANADA
AT 11:15 A.M. EDT WEDNESDAY 15 APRIL 2026.
---------------------------------------------------------------------
YELLOW LEVEL ADVISORY - FOG - FOR:
=NEW= VAUGHAN - RICHMOND HILL - MARKHAM
      BRANTFORD - COUNTY OF BRANT
      CITY OF HAMILTON
      CALEDON
      HALTON HILLS - MILTON
      WINGHAM - BLYTH - NORTHERN HURON COUNTY
      GODERICH - BLUEWATER - SOUTHERN HURON COUNTY
      GUELPH - ERIN - SOUTHERN WELLINGTON COUNTY
      KITCHENER - CAMBRIDGE - REGION OF WATERLOO
      SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY
      ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY
      BRUCE PENINSULA - SAUBLE BEACH - TOBERMORY
      SAUGEEN SHORES - KINCARDINE - SOUTHERN BRUCE COUNTY.

---------------------------------------------------------------------
IMPACT LEVEL: MODERATE
FORECAST CONFIDENCE: HIGH

==DISCUSSION==

NEAR ZERO VISIBILITY IN FOG CONTINUES OVER SOME AREAS.

AREAS OF DENSE FOG ARE EXPECTED TO LIFT LATER THIS MORNING OR EARLY
THIS AFTERNOON.

TRAVEL WILL LIKELY BE HAZARDOUS IN SOME LOCATIONS. VISIBILITY WILL
LIKELY BE SUDDENLY REDUCED AT TIMES. BE PREPARED FOR AREAS OF
NEAR-ZERO VISIBILITY AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

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