832  
WWCN11 CWTO 190510  
SNOW SQUALL WARNING  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 12:10 A.M. EST WEDNESDAY 19 FEBRUARY 2025.  
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SNOW SQUALL WARNING FOR:  
NEWMARKET - GEORGINA - NORTHERN YORK REGION  
INNISFIL - NEW TECUMSETH - ANGUS  
BARRIE - COLLINGWOOD - HILLSDALE.  
 
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==DISCUSSION==  
 
LAKE EFFECT SNOW SQUALLS ENDING AFTER MIDNIGHT.  
 
WHAT:  
ADDITIONAL LOCAL SNOWFALL ACCUMULATIONS OF 2 TO 5 CM.  
REDUCED VISIBILITY IN HEAVY SNOW AND LOCAL BLOWING SNOW.  
 
WHEN:  
ENDING AFTER MIDNIGHT.  
 
ADDITIONAL INFORMATION:  
LAKE EFFECT SNOW SQUALLS WILL TAPER TO LIGHT FLURRIES AFTER  
MIDNIGHT. WINDS WILL CONTINUE TO WEAKEN OVERNIGHT.  
 
SNOW SQUALLS CAUSE WEATHER CONDITIONS TO VARY  
CONSIDERABLY(SEMICOLON) CHANGES FROM CLEAR SKIES TO HEAVY SNOW  
WITHIN JUST A FEW KILOMETRES ARE COMMON. TRAVEL IS EXPECTED TO BE  
HAZARDOUS DUE TO REDUCED VISIBILITY. RAPIDLY ACCUMULATING SNOW COULD  
MAKE TRAVEL DIFFICULT OVER SOME LOCATIONS. THERE MAY BE A  
SIGNIFICANT IMPACT ON RUSH HOUR TRAFFIC IN URBAN AREAS.  
 
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  
 
END/OSPC  
 
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