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WWCN12 CWTO 222057

SNOWFALL WARNING

FOR NORTHERN ONTARIO

ISSUED BY ENVIRONMENT CANADA

AT 4:57 P.M. EDT SATURDAY 22 MARCH 2025.

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SNOWFALL WARNING FOR:

=NEW= CITY OF THUNDER BAY

=NEW= SUPERIOR WEST

=NEW= NIPIGON - MARATHON - SUPERIOR NORTH.



SNOWFALL WARNING - REPLACES WINTER STORM WATCH FOR:

      CITY OF THUNDER BAY

      SUPERIOR WEST

      NIPIGON - MARATHON - SUPERIOR NORTH.



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==DISCUSSION==



SNOWFALL WITH TOTAL AMOUNTS OF 15 TO 25 CM IS EXPECTED.



WHAT: 

TOTAL SNOWFALL ACCUMULATIONS OF 15 TO 25 CM. THE HIGHEST AMOUNTS ARE 

MOST LIKELY OVER AREAS OF HIGHER TERRAIN. 

REDUCED VISIBILITY IN HEAVY SNOW. 



WHEN: 

SUNDAY MORNING THROUGH MONDAY MORNING. 



ADDITIONAL INFORMATION: 

SNOW ASSOCIATED WITH A PASSING WEATHER SYSTEM WILL BEGIN SUNDAY 

MORNING FOR AREAS WEST OF LAKE SUPERIOR AND BY EARLY AFTERNOON FOR 

AREAS TO THE NORTH OF THE LAKE. SNOWFALL AMOUNTS WILL LIKELY BE 

HIGHLY VARIABLE, WITH THE HIGHEST AMOUNTS EXPECTED OVER AREAS OF 

HIGHER TERRAIN. SNOW WILL TAPER OFF LATE SUNDAY NIGHT OR EARLY 

MONDAY MORNING.



PREPARE FOR QUICKLY CHANGING AND DETERIORATING TRAVEL CONDITIONS. 

VISIBILITY MAY BE SUDDENLY REDUCED AT TIMES IN HEAVY SNOW. IF 

VISIBILITY IS REDUCED WHILE DRIVING, SLOW DOWN, WATCH FOR TAIL 

LIGHTS AHEAD AND BE PREPARED TO STOP. 



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