423  
WWCN11 CWTO 211024  
SNOW SQUALL WARNING  
FOR SOUTHERN ONTARIO  
ISSUED BY ENVIRONMENT CANADA  
AT 5:24 A.M. EST TUESDAY 21 JANUARY 2025.  
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SNOW SQUALL WARNING FOR:  
MIDLAND - COLDWATER - ORR LAKE.  
 
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==DISCUSSION==  
 
HEAVY LAKE EFFECT SNOW SQUALLS CONTINUE TODAY.  
 
WHAT:  
HEAVY LAKE EFFECT SNOW WITH ADDITIONAL ACCUMULATIONS OF 5 TO 15 CM.  
REDUCED VISIBILITY IN HEAVY SNOW AND BLOWING SNOW.  
 
WHEN:  
TODAY.  
 
ADDITIONAL INFORMATION:  
LAKE EFFECT SNOW SQUALLS WILL CONTINUE TODAY BEFORE SHIFTING  
NORTHWARD THIS AFTERNOON. WESTERLY WINDS GUSTING TO 70 KM/H WILL  
RESULT IN BLOWING SNOW ESPECIALLY FOR AREAS NEAR GEORGIAN BAY.  
 
SNOW SQUALLS CAUSE WEATHER CONDITIONS TO VARY  
CONSIDERABLY(SEMICOLON) CHANGES FROM CLEAR SKIES TO HEAVY SNOW  
WITHIN JUST A FEW KILOMETRES ARE COMMON. VISIBILITY WILL BE SUDDENLY  
REDUCED TO NEAR ZERO AT TIMES IN HEAVY SNOW AND BLOWING SNOW.  
RAPIDLY ACCUMULATING SNOW COULD MAKE TRAVEL DIFFICULT OVER SOME  
LOCATIONS. CONSIDER POSTPONING NON-ESSENTIAL TRAVEL UNTIL CONDITIONS  
IMPROVE.  
 
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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