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Personalized Forecasts

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    • Tue

      Oct 11

      64° /49°
      Rain in the afternoon
      • Construction
      • Weather
      • Precip: 65%
      • Hours of Precip: 2
      • Hi RealFeel: 61°
      More
    • Wed

      Oct 12

      70° /47°
      Periods of rain
      • Construction
      • Weather
      • Precip: 65%
      • Hours of Precip: 9.5
      • Hi RealFeel: 66°
      More
    • Thu

      Oct 13

      68° /43°
      Sun and some clouds
      • Construction
      • Weather
      • Precip: 20%
      • Hours of Precip: 0
      • Hi RealFeel: 68°
      More
    • Fri

      Oct 14

      61° /38°
      Becoming cloudy
      • Construction
      • Weather
      • Precip: 25%
      • Hours of Precip: 2
      • Hi RealFeel: 65°
      More
    • Sat

      Oct 15

      59° /40°F
      A little morning rain
      • Construction
      • Weather
      • Precip: 56%
      • Hours of Precip: 7
      • Hi RealFeel: 55°

    Day

    59°Hi RealFeel® 55° Precipitation 56%
    Cloudy; a little rain in the morning followed by a shower in spots in the afternoon
    • SE 10 mph
    • Gusts: 18 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 20%
    • Precipitation: 0.04 in
    • Rain: 0.04 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1.5 hrs
    • Hours of Rain: 1.5 hrs

    Night

    40°Lo RealFeel® 28° Precipitation 74%
    Rain
    • SSE 13 mph
    • Gusts: 17 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0.32 in
    • Rain: 0.32 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 5.5 hrs
    • Hours of Rain: 5.5 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/15/2015
    High 59° 65° 90° (1897) 73°
    Low 40° 42° 20° (1937) 40°

    Sunrise/Sunset

    • Sunrise: 7:08 AM
    • Sunset: 6:13 PM
    • Duration: 11:05 hr

    Moonrise/Moonset

    • Moonrise: 6:18 PM
    • Moonset: 7:30 AM
    • Duration: 13:12 hr
    Astronomy

    Ottawa Weather Report

    Chilly winds to howl across Great Lakes early this week

    September 26, 2016; 3:03 AM ET

    Gusty winds will accompany a push of chilly air across the Great Lakes through Tuesday. More >