WWCN11 CWTO 020304

YELLOW WARNING - COLD

FOR SOUTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 10:04 P.M. EST SUNDAY 1 FEBRUARY 2026.

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YELLOW LEVEL WARNING - COLD - FOR:

      ELGIN

      LONDON - MIDDLESEX

      SIMCOE - DELHI - NORFOLK

      DUNNVILLE - CALEDONIA - HALDIMAND

      OXFORD - BRANT

      CITY OF HAMILTON.



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IMPACT LEVEL: MODERATE

FORECAST CONFIDENCE: HIGH



==DISCUSSION==



A PERIOD OF VERY COLD WIND CHILLS IS EXPECTED.



WHAT: 

WIND CHILLS NEAR MINUS 30. 



WHEN: 

OVERNIGHT INTO EARLY MONDAY MORNING.



RISKS ARE GREATER FOR YOUNG CHILDREN, OLDER ADULTS, PEOPLE WITH 

CHRONIC ILLNESSES, PEOPLE WORKING OR EXERCISING OUTDOORS, AND THOSE 

WITHOUT PROPER SHELTER. 



WATCH FOR COLD RELATED SYMPTOMS: SHORTNESS OF BREATH, CHEST PAIN, 

MUSCLE PAIN AND WEAKNESS, NUMBNESS AND COLOUR CHANGE IN FINGERS AND 

TOES. 



COVER UP. FROSTBITE CAN DEVELOP WITHIN MINUTES ON EXPOSED SKIN, 

ESPECIALLY WITH WIND CHILL. 



CHECK ON OLDER FAMILY, FRIENDS AND NEIGHBOURS. 



IF IT'S TOO COLD FOR YOU TO STAY OUTSIDE, IT'S TOO COLD FOR YOUR PET 

TO STAY OUTSIDE. 



WATCH FOR COLOUR CHANGES ON FINGERS AND TOES, PAIN, NUMBNESS, A 

TINGLING SENSATION, OR SWELLING. IF PRESENT, MOVE INDOORS AND BEGIN 

WARMING. 



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