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WWCN12 CWTO 210925

SNOW SQUALL WATCH

FOR NORTHERN ONTARIO

ISSUED BY ENVIRONMENT CANADA

AT 5:25 A.M. EDT FRIDAY 21 MARCH 2025.

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SNOW SQUALL WATCH FOR:

=NEW= MANITOUWADGE - HORNEPAYNE

=NEW= NAKINA - AROLAND - PAGWA

=NEW= KAPUSKASING - HEARST

=NEW= TIMMINS - COCHRANE

=NEW= CHAPLEAU - GOGAMA

=NEW= KIRKLAND LAKE - ENGLEHART.



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==DISCUSSION==



BRIEF, INTENSE SNOWFALL IS EXPECTED TO DEVELOP. UNDER THE SNOW 

SQUALL, VISIBILITIES WILL BE SIGNIFICANTLY REDUCED DUE TO THE HEAVY 

SNOW COMBINED WITH BLOWING SNOW.



WHAT: 

REDUCED VISIBILITY IN HEAVY SNOW AND BLOWING SNOW. 

PEAK SNOWFALL RATES OF 2 TO 4 CM PER HOUR. 

TOTAL SNOWFALL AMOUNTS OF 5 TO 10 CM. 



WHEN: 

THIS AFTERNOON AND EVENING. 



ADDITIONAL INFORMATION: 

A STRONG COLD FRONT WILL MOVE NORTHWEST TO SOUTHEAST ACROSS THE AREA 

THIS AFTERNOON INTO THIS EVENING. A BRIEF BUT INTENSE LINE OF 

FLURRIES IS EXPECTED TO DEVELOP ALONG THE COLD FRONT, WHICH WILL MAY 

RESULT IN NEAR-ZERO VISIBILITY IN HEAVY SNOW. STRONG NORTHERLY WIND 

GUSTS BEHIND THE COLD FRONT WILL ALSO BRING REDUCED VISIBILITIES IN 

BLOWING SNOW.



SNOW SQUALLS CAUSE WEATHER CONDITIONS TO VARY 

CONSIDERABLY(SEMICOLON) CHANGES FROM CLEAR SKIES TO HEAVY SNOW 

WITHIN JUST A FEW KILOMETRES ARE COMMON. TRAVEL MAY BE HAZARDOUS DUE 

TO SUDDEN CHANGES IN THE WEATHER. VISIBILITY MAY BE SIGNIFICANTLY 

AND SUDDENLY REDUCED TO NEAR ZERO. 



PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY 

ENVIRONMENT CANADA. TO REPORT SEVERE WEATHER, SEND AN EMAIL TO 

ONSTORM(AT)EC.GC.CA OR POST REPORTS ON X USING (HASH)ONSTORM.



HTTP://WEATHER.GC.CA



END/OSPC