832  
WWCN11 CWTO 212104  
SNOW SQUALL WARNING  
FOR SOUTHERN ONTARIO  
UPDATED BY ENVIRONMENT CANADA  
AT 4:04 P.M. EST SATURDAY 21 DECEMBER 2024.  
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SNOW SQUALL WARNING FOR:  
SARNIA - LAMBTON.  
 
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==DISCUSSION==  
 
LAKE EFFECT SNOW SQUALLS TAPERING OFF TONIGHT.  
 
HAZARDS:  
ADDITIONAL LOCAL SNOWFALL ACCUMULATIONS UP TO 10 CM.  
 
TIMING:  
TAPERING OFF TONIGHT.  
 
DISCUSSION:  
SNOW OFF LAKE HURON HAS MOSTLY AFFECTED EASTERN LAMBTON COUNTY  
TODAY, BUT MAY ALSO AFFECT ADJACENT PORTIONS OF WESTERN LAMBTON  
COUNTY. THE ACTIVITY SHOULD SLOWLY TAPER OFF AS THE NIGHT  
PROGRESSES.  
 
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 IN SOME LOCATIONS. IF VISIBILITY  
IS REDUCED WHILE DRIVING, SLOW DOWN, WATCH FOR TAIL LIGHTS AHEAD AND  
BE PREPARED TO STOP. FOR INFORMATION ON EMERGENCY PLANS AND KITS GO  
TO HTTPS://WWW.GETPREPARED.GC.CA/.  
 
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 TWEET REPORTS USING (HASH)ONSTORM.  
 
HTTP://WEATHER.GC.CA  
 
END/OSPC  
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