234  
WWCN11 CWTO 131546  
EXTREME COLD WARNING  
FOR SOUTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 10:46 A.M. EST SATURDAY 13 JANUARY 2018.  
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EXTREME COLD WARNING FOR:  
=NEW= BANCROFT - BON ECHO PARK  
=NEW= BROCKVILLE - LEEDS AND GRENVILLE  
=NEW= CITY OF OTTAWA  
=NEW= GATINEAU  
=NEW= PRESCOTT AND RUSSELL  
=NEW= CORNWALL - MORRISBURG  
=NEW= SMITHS FALLS - LANARK - SHARBOT LAKE  
=NEW= BRACEBRIDGE - GRAVENHURST  
=NEW= HUNTSVILLE - BAYSVILLE  
=NEW= HALIBURTON  
=NEW= RENFREW - PEMBROKE - BARRY'S BAY  
=NEW= ALGONQUIN  
=NEW= SOUTH RIVER - BURK'S FALLS.  
 
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==DISCUSSION==  
 
A PERIOD OF VERY COLD WIND CHILLS IS EXPECTED.  
 
EXTREME WIND CHILL VALUES NEAR OR BELOW MINUS 35 ARE EXPECTED  
OVERNIGHT AND EARLY SUNDAY MORNING.  
 
EXTREME COLD PUTS EVERYONE AT RISK.  
 
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.  
 
EXTREME 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  
EC.CPIO-TEMPETES-OSPC-STORMS.EC(AT)CANADA.CA OR TWEET REPORTS USING  
(HASH)ONSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
 
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