683  
WWCN11 CWTO 202045  
SNOW SQUALL WARNING  
FOR SOUTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 3:45 P.M. EST MONDAY 20 JANUARY 2025.  
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SNOW SQUALL WARNING FOR:  
=NEW= PICTON - SANDBANKS PARK.  
 
SNOW SQUALL WARNING - REPLACES SNOW SQUALL WATCH FOR:  
PICTON - SANDBANKS PARK.  
 
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==DISCUSSION==  
 
LAKE EFFECT SNOW SQUALLS OFF LAKE ONTARIO BEGINNING LATE THIS  
AFTERNOON.  
 
WHAT:  
HEAVY LAKE EFFECT SNOW WITH ACCUMULATIONS OF 20 TO 30 CM,  
PARTICULARLY OVER THE SOUTHERN PART OF PRINCE EDWARD COUNTY.  
REDUCED VISIBILITY, NEAR ZERO AT TIMES, IN HEAVY SNOW AND BLOWING  
SNOW.  
 
WHEN:  
LATE THIS AFTERNOON INTO WEDNESDAY MORNING.  
 
ADDITIONAL INFORMATION:  
LAKE EFFECT SNOW OFF LAKE ONTARIO IS EXPECTED TO DEVELOP LATE THIS  
AFTERNOON. LOCATIONS FROM SANDBANKS TO MILFORD AND SOUTH SHOULD SEE  
THE HIGHEST SNOWFALL AMOUNTS. IN ADDITION, WESTERLY WINDS GUSTING UP  
TO 60 KM/H WILL RESULT IN SIGNIFICANTLY REDUCED VISIBILITY IN  
BLOWING SNOW.  
 
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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