WWCN11 CWTO 200235

YELLOW WARNING - FREEZING RAIN

FOR SOUTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 10:35 P.M. EDT THURSDAY 19 MARCH 2026.

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YELLOW LEVEL WARNING - FREEZING RAIN - FOR:

      HALTON HILLS - MILTON

      CALEDON

      WATERLOO - WELLINGTON

      ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY

      SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY

      HANOVER - DUNDALK - SOUTHERN GREY COUNTY.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



ICE BUILD-UP DUE TO FREEZING RAIN IS EXPECTED.



WHAT: 

FREEZING RAIN WITH ICE BUILD-UP OF 2 TO 5 MM. 



WHEN: 

FRIDAY MORNING. 



ADDITIONAL INFORMATION: 

FREEZING RAIN IS EXPECTED TO CHANGE OVER TO RAIN LATER FRIDAY 

MORNING AS TEMPERATURES RISE ABOVE THE ZERO MARK.



ROADS AND WALKWAYS WILL LIKELY BECOME ICY AND SLIPPERY. THERE MAY BE 

A SIGNIFICANT IMPACT ON RUSH HOUR TRAFFIC. LOCAL UTILITY OUTAGES ARE 

POSSIBLE. THERE IS RISK OF INJURY DUE TO SLIPS AND FALLS. 



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



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