215   
FPCN52 CWTO 171921  
EXTENDED FORECASTS FROM SUNDAY 19 OCTOBER TO THURSDAY 23 OCTOBER FOR  
NORTHERN ONTARIO ISSUED BY ENVIRONMENT CANADA AT 4:00 P.M. EDT FRIDAY  
17 OCTOBER 2025.  
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 5:30 A.M. EDT SATURDAY.  
  
CITY OF THUNDER BAY.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.  
 HIGH 13.  
SUNDAY NIGHT..CLEAR. LOW PLUS 1.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 12.  
MONDAY NIGHT..SHOWERS. LOW PLUS 3.  
TUESDAY..SHOWERS. HIGH 10.  
TUESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 1.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 10.  
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW PLUS 1.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 11.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 9.  
  
KENORA - NESTOR FALLS.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
 HIGH 9.  
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
MONDAY..SHOWERS. HIGH 8.  
MONDAY NIGHT..SHOWERS. LOW PLUS 2.  
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 6.  
TUESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW ZERO.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.  
WEDNESDAY NIGHT..CLOUDY. LOW ZERO.  
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 8.  
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 8.  
  
DRYDEN - IGNACE.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
 HIGH 9.  
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
MONDAY..SHOWERS. HIGH 8.  
MONDAY NIGHT..SHOWERS. LOW PLUS 2.  
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 6.  
TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.  
WEDNESDAY NIGHT..CLOUDY. LOW ZERO.  
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 8.  
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 8.  
  
FORT FRANCES - RAINY LAKE.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
 HIGH 11.  
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
MONDAY..SHOWERS. HIGH 10.  
MONDAY NIGHT..SHOWERS. LOW PLUS 2.  
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 7.  
TUESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW ZERO.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 8.  
WEDNESDAY NIGHT..CLOUDY. LOW ZERO.  
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10.  
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 9.  
  
ATIKOKAN - UPSALA - QUETICO.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 9.  
SUNDAY NIGHT..CLOUDY PERIODS. LOW ZERO.  
MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 9.  
MONDAY NIGHT..SHOWERS. LOW PLUS 2.  
TUESDAY..SHOWERS. HIGH 6.  
TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.  
WEDNESDAY NIGHT..CLOUDY. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 8.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 9.  
  
SUPERIOR WEST.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.  
 HIGH 11.  
SUNDAY NIGHT..CLOUDY PERIODS. LOW ZERO.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 11.  
MONDAY NIGHT..SHOWERS. LOW PLUS 2.  
TUESDAY..SHOWERS. HIGH 7.  
TUESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW ZERO.  
WEDNESDAY..A MIX OF SUN AND CLOUD. HIGH 7.  
WEDNESDAY NIGHT..CLOUDY PERIODS. LOW MINUS 1.  
THURSDAY..A MIX OF SUN AND CLOUD. HIGH 9.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 9.  
  
RED LAKE - EAR FALLS.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
 HIGH 9.  
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 2.  
MONDAY..SHOWERS. HIGH 7.  
MONDAY NIGHT..SHOWERS. LOW PLUS 1.  
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5.  
TUESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 6.  
WEDNESDAY NIGHT..CLOUDY. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 7.  
  
SIOUX LOOKOUT - SAVANT LAKE.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 60 PERCENT CHANCE OF SHOWERS.  
 HIGH 9.  
SUNDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.  
MONDAY..SHOWERS. HIGH 8.  
MONDAY NIGHT..SHOWERS. LOW PLUS 1.  
TUESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5.  
TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
WEDNESDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 6.  
WEDNESDAY NIGHT..CLOUDY. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.  
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 7.  
  
LAKE NIPIGON - WABAKIMI.  
SUNDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.  
 HIGH 9.  
SUNDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.  
 LOW ZERO.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 9.  
MONDAY NIGHT..SHOWERS. LOW PLUS 1.  
TUESDAY..SHOWERS. HIGH 6.  
TUESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 2.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.  
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 3.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 7.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 7.  
  
GERALDTON - MANITOUWADGE - HORNEPAYNE.  
SUNDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
SUNDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 1.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 10.  
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 3.  
TUESDAY..SHOWERS. HIGH 6.  
TUESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5.  
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 6.  
NORMALS FOR THE PERIOD..LOW MINUS 2. HIGH 7.  
  
NIPIGON - MARATHON - SUPERIOR NORTH.  
SUNDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10.  
SUNDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 2.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 10.  
MONDAY NIGHT..SHOWERS. LOW PLUS 4.  
TUESDAY..SHOWERS. HIGH 8.  
TUESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.  
WEDNESDAY NIGHT..CLOUDY. LOW ZERO.  
THURSDAY..CLOUDY. HIGH 8.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 8.  
  
WAWA - WHITE RIVER - PUKASKWA.  
SUNDAY..SHOWERS. HIGH 11.  
SUNDAY NIGHT..CLOUDY PERIODS WITH 40 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 2.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 10.  
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.  
TUESDAY..SHOWERS. HIGH 8.  
TUESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW PLUS 1.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.  
WEDNESDAY NIGHT..CLOUDY. LOW ZERO.  
THURSDAY..CLOUDY. HIGH 7.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 8.  
  
SAULT STE. MARIE - SUPERIOR EAST.  
SUNDAY..RAIN. WINDY. HIGH 13.  
SUNDAY NIGHT..RAIN. WINDY. LOW PLUS 5.  
MONDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 12.  
MONDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. LOW 6.  
TUESDAY..SHOWERS. HIGH 11.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 4.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 9.  
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 2.  
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 9.  
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 10.  
  
KAPUSKASING - HEARST.  
SUNDAY..RAIN. HIGH 11.  
SUNDAY NIGHT..RAIN. LOW PLUS 2.  
MONDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 10.  
MONDAY NIGHT..CLOUDY. LOW PLUS 3.  
TUESDAY..SHOWERS. HIGH 8.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 1.  
WEDNESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5.  
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 7.  
  
TIMMINS - COCHRANE.  
SUNDAY..RAIN. HIGH 13.  
SUNDAY NIGHT..RAIN. LOW PLUS 3.  
MONDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 11.  
MONDAY NIGHT..CLOUDY. LOW PLUS 3.  
TUESDAY..SHOWERS. HIGH 9.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 2.  
WEDNESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 6.  
WEDNESDAY NIGHT..CLOUDY WITH 60 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.  
NORMALS FOR THE PERIOD..LOW MINUS 2. HIGH 8.  
  
GREATER SUDBURY AND VICINITY.  
SUNDAY..RAIN. HIGH 15.  
SUNDAY NIGHT..RAIN. LOW PLUS 5.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH 12.  
MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 5.  
TUESDAY..SHOWERS. HIGH 10.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 3.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 8.  
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 1.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 8.  
NORMALS FOR THE PERIOD..LOW PLUS 1. HIGH 9.  
  
CHAPLEAU - GOGAMA.  
SUNDAY..RAIN. HIGH 11.  
SUNDAY NIGHT..RAIN. LOW PLUS 2.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH 10.  
MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 4.  
TUESDAY..SHOWERS. HIGH 7.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 1.  
WEDNESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH PLUS 5.  
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 6.  
NORMALS FOR THE PERIOD..LOW MINUS 1. HIGH 8.  
  
KIRKLAND LAKE - TEMISKAMING SHORES - TEMAGAMI.  
SUNDAY..RAIN. HIGH 15.  
SUNDAY NIGHT..RAIN. LOW PLUS 4.  
MONDAY..CLOUDY. HIGH 11.  
MONDAY NIGHT..CLOUDY. LOW PLUS 3.  
TUESDAY..SHOWERS. HIGH 9.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 2.  
WEDNESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 6.  
WEDNESDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF RAIN SHOWERS OR  
 FLURRIES. LOW MINUS 1.  
THURSDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 6.  
NORMALS FOR THE PERIOD..LOW ZERO. HIGH 9.  
  
ELLIOT LAKE - RANGER LAKE.  
SUNDAY..RAIN. HIGH 13.  
SUNDAY NIGHT..RAIN. LOW PLUS 3.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH 12.  
MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW PLUS 5.  
TUESDAY..SHOWERS. HIGH 10.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 3.  
WEDNESDAY..A MIX OF SUN AND CLOUD WITH 40 PERCENT CHANCE OF SHOWERS.  
 HIGH 8.  
WEDNESDAY NIGHT..CLOUDY PERIODS WITH 30 PERCENT CHANCE OF SHOWERS.  
 LOW PLUS 1.  
THURSDAY..A MIX OF SUN AND CLOUD WITH 30 PERCENT CHANCE OF SHOWERS.  
 HIGH 8.  
NORMALS FOR THE PERIOD..LOW PLUS 3. HIGH 10.  
  
MANITOULIN - BLIND RIVER - KILLARNEY.  
SUNDAY..RAIN. WINDY. HIGH 16.  
SUNDAY NIGHT..RAIN. WINDY. LOW 6.  
MONDAY..A MIX OF SUN AND CLOUD. HIGH 13.  
MONDAY NIGHT..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. LOW 7.  
TUESDAY..SHOWERS. HIGH 12.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 5.  
WEDNESDAY..CLOUDY WITH 40 PERCENT CHANCE OF SHOWERS. HIGH 10.  
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 3.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 10.  
NORMALS FOR THE PERIOD..LOW PLUS 4. HIGH 11.  
  
NORTH BAY - WEST NIPISSING.  
SUNDAY..RAIN. HIGH 18.  
SUNDAY NIGHT..SHOWERS. LOW 6.  
MONDAY..CLOUDY. HIGH 12.  
MONDAY NIGHT..CLOUDY. LOW PLUS 5.  
TUESDAY..SHOWERS. HIGH 11.  
TUESDAY NIGHT..SHOWERS. LOW PLUS 4.  
WEDNESDAY..CLOUDY WITH 60 PERCENT CHANCE OF SHOWERS. HIGH 10.  
WEDNESDAY NIGHT..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. LOW  
 PLUS 1.  
THURSDAY..CLOUDY WITH 30 PERCENT CHANCE OF SHOWERS. HIGH 8.  
NORMALS FOR THE PERIOD..LOW PLUS 2. HIGH 10.  
  
END  
 
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