995  
WWCN13 CWTO 302124  
YELLOW WARNING - COLD  
FOR FAR NORTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 4:24 P.M. EST TUESDAY 30 DECEMBER 2025.  
---------------------------------------------------------------------  
YELLOW LEVEL WARNING - COLD - FOR:  
=NEW= BIG TROUT LAKE - SACHIGO LAKE  
=NEW= FORT SEVERN.  
 
---------------------------------------------------------------------  
IMPACT LEVEL: MODERATE  
FORECAST CONFIDENCE: HIGH  
 
==DISCUSSION==  
 
A PERIOD OF VERY COLD WIND CHILLS IS EXPECTED.  
 
WHAT:  
WIND CHILL VALUES OF -40 TO -45.  
 
WHEN:  
TONIGHT INTO WEDNESDAY MORNING AND POSSIBLY CONTINUING THROUGH THE  
DAY ON WEDNESDAY.  
 
ADDITIONAL INFORMATION:  
SIMILAR WIND CHILL VALUES MAY CONTINUE FOR SOME AREAS INTO THURSDAY  
MORNING.  
 
EXTREME COLD PUTS EVERYONE AT RISK.  
 
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.  
 
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.  
 
COLD WARNINGS ARE ISSUED WHEN VERY COLD TEMPERATURES OR WIND CHILL  
CREATES AN ELEVATED RISK TO HEALTH SUCH AS FROST BITE AND  
HYPOTHERMIA.  
 
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY  
ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, 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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