371  
WWCN11 CWTO 190503  
SNOW SQUALL WARNING  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 12:03 A.M. EST WEDNESDAY 19 FEBRUARY 2025.  
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SNOW SQUALL WARNING FOR:  
MOUNT FOREST - ARTHUR - NORTHERN WELLINGTON COUNTY  
ORANGEVILLE - GRAND VALLEY - SOUTHERN DUFFERIN COUNTY  
SHELBURNE - MANSFIELD - NORTHERN DUFFERIN COUNTY  
HANOVER - DUNDALK - SOUTHERN GREY COUNTY.  
 
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==DISCUSSION==  
 
LAKE EFFECT SNOW SQUALLS ENDING OVERNIGHT.  
 
WHAT:  
ADDITIONAL LOCAL SNOWFALL ACCUMULATIONS NEAR 5 CM.  
REDUCED VISIBILITY IN HEAVY SNOW AND LOCAL BLOWING SNOW.  
 
WHEN:  
ENDING OVERNIGHT.  
 
ADDITIONAL INFORMATION:  
LAKE EFFECT SNOW SQUALLS WILL TAPER TO LIGHT FLURRIES OVERNIGHT.  
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. CONSIDER POSTPONING  
NON-ESSENTIAL TRAVEL UNTIL CONDITIONS IMPROVE. ROAD CLOSURES ARE  
POSSIBLE.  
 
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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