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WWCN12 CWTO 310459

WINTER STORM WARNING

FOR NORTHERN ONTARIO

UPDATED BY ENVIRONMENT CANADA

AT 12:59 A.M. EDT MONDAY 31 MARCH 2025.

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WINTER STORM WARNING FOR:

      AGAWA - LAKE SUPERIOR PARK

      TIMMINS - COCHRANE - IROQUOIS FALLS

      CHAPLEAU - GOGAMA

      KIRKLAND LAKE - ENGLEHART.



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==DISCUSSION==



WINTER STORM CONTINUES THIS MORNING. 



WHAT: 

SNOWFALL AMOUNTS OF 20 TO 30 CM. 

PEAK SNOWFALL RATES OF 2 TO 5 CM PER HOUR. 

RISK OF FREEZING RAIN. 



WHEN: 

ENDING LATE THIS MORNING. 



ADDITIONAL INFORMATION: 

SNOW MAY MIX WITH OR TRANSITION TO ICE PELLETS AT TIMES THROUGH THIS 

MORNING, PARTICULARLY FOR LOCATIONS ALONG AND SOUTH OF A LINE FROM 

GOGAMA TO KIRKLAND LAKE. A RISK OF FREEZING RAIN WILL ALSO EXIST IN 

THESE AREAS. FOR LOCATIONS THAT RECEIVE ICE PELLETS AND FREEZING 

RAIN, SNOWFALL AMOUNTS WILL BE REDUCED. A SHARP GRADIENT IN SNOWFALL 

AMOUNTS MAY EXIST TO THE NORTH AND SOUTH OF THE AXIS OF HEAVIEST 

SNOW. ALL PRECIPITATION WILL TRANSITION TO SNOW FROM WEST TO EAST 

THIS MORNING. 



CONDITIONS WILL IMPROVE LATE THIS MORNING AS THE WEATHER SYSTEM 

EXITS THE PROVINCE.



CONSIDER POSTPONING NON-ESSENTIAL TRAVEL UNTIL CONDITIONS IMPROVE. 

RAPIDLY ACCUMULATING SNOW COULD MAKE TRAVEL DIFFICULT OVER SOME 

LOCATIONS. SURFACES SUCH AS HIGHWAYS, ROADS, WALKWAYS AND PARKING 

LOTS WILL BECOME ICY, SLIPPERY AND HAZARDOUS. 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