883  
WWCN11 CWTO 190329  
SNOW SQUALL WARNING  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 10:29 P.M. EST TUESDAY 18 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 CONTINUE.  
 
WHAT:  
ADDITIONAL LOCAL SNOWFALL ACCUMULATIONS OF 5 TO 10 CM.  
NEAR ZERO VISIBILITY IN HEAVY SNOW AND LOCAL BLOWING SNOW.  
 
WHEN:  
ENDING OVERNIGHT.  
 
ADDITIONAL INFORMATION:  
LAKE EFFECT SNOW SQUALLS WILL SWEEP SOUTH THROUGH THE REGION LATE  
THIS EVENING BEFORE TAPERING TO LIGHT FLURRIES OVERNIGHT. IN  
ADDITION, GUSTY WINDS ARE PRODUCING REDUCED VISIBILITY IN LOCAL  
BLOWING SNOW. WINDS WILL DIMINISH LATE THIS EVENING.  
 
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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