001  
WWCN12 CWTO 211835  
SNOW SQUALL WARNING  
FOR NORTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 1:35 P.M. EST TUESDAY 21 JANUARY 2025.  
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SNOW SQUALL WARNING FOR:  
=NEW= WAWA - PUKASKWA PARK  
=NEW= AGAWA - LAKE SUPERIOR PARK.  
 
SNOW SQUALL WARNING - REPLACES SNOW SQUALL WATCH FOR:  
WAWA - PUKASKWA PARK  
AGAWA - LAKE SUPERIOR PARK.  
 
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==DISCUSSION==  
 
SNOW SQUALLS BEGINNING THIS AFTERNOON.  
 
WHAT:  
HEAVY LAKE EFFECT SNOW WITH ACCUMULATIONS OF 15 TO 50 CM.  
PEAK SNOWFALL RATES OF 3 TO 5 CM PER HOUR.  
REDUCED VISIBILITY IN HEAVY SNOW AND LOCAL BLOWING SNOW.  
 
WHEN:  
THIS AFTERNOON THROUGH WEDNESDAY.  
 
ADDITIONAL INFORMATION:  
LAKE EFFECT SNOW OFF LAKE SUPERIOR WILL BEGIN TO AFFECT THE AREA  
THIS AFTERNOON AND WILL CONTINUE THROUGH WEDNESDAY. LAKE EFFECT SNOW  
BANDS MAY BE SOMEWHAT TRANSITORY TODAY, BUT ARE EXPECTED TO BECOME  
STRONGER AND MORE STATIONARY ON WEDNESDAY. WESTERLY OR SOUTHWESTERLY  
WINDS GUSTING TO 50 KM/H MAY RESULT IN LOCAL BLOWING SNOW,  
ESPECIALLY FOR EXPOSED AREAS NEAR LAKE SUPERIOR.  
 
SNOW SQUALLS CAUSE WEATHER CONDITIONS TO VARY  
CONSIDERABLY(SEMICOLON) CHANGES FROM CLEAR SKIES TO HEAVY SNOW  
WITHIN JUST A FEW KILOMETRES ARE COMMON. PREPARE FOR QUICKLY  
CHANGING AND DETERIORATING TRAVEL CONDITIONS. TRAVEL IS EXPECTED TO  
BE HAZARDOUS DUE TO REDUCED VISIBILITY IN SOME LOCATIONS. IF  
VISIBILITY IS REDUCED WHILE DRIVING, TURN ON YOUR LIGHTS AND  
MAINTAIN A SAFE FOLLOWING DISTANCE.  
 
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 TWEET REPORTS USING (HASH)ONSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
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