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    • Today

      Sep 26

      69° /46°F
      Clearing and cooler
      • Watch
      • for hair frizz
      • Wind Gust: 21 mph
      • Precip: 7%
      • Hours of Precip: 0
    • Tue

      Sep 27

      67° /49°
      Mostly sunny and breezy
      • Watch
      • for hair frizz
      • Wind Gust: 23 mph
      • Precip: 14%
      • Hours of Precip: 0
      More
    • Wed

      Sep 28

      63° /52°
      Periods of sun with a shower
      • Watch
      • for hair frizz
      • Wind Gust: 15 mph
      • Precip: 55%
      • Hours of Precip: 1
      More
    • Thu

      Sep 29

      68° /52°
      Mostly sunny and breezy
      • Unlikely
      • for hair frizz
      • Wind Gust: 22 mph
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Fri

      Sep 30

      70° /51°
      Partly sunny, showers around
      • Watch
      • for hair frizz
      • Wind Gust: 13 mph
      • Precip: 62%
      • Hours of Precip: 3.5
      More
    Monday
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    Forecast Cloudy Cloudy Cloudy Partly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Sunny
    Temp (°F) 58° 56° 55° 57° 59° 62° 65° 66°
    RealFeel® 55° 54° 52° 54° 56° 61° 65° 67°
    Wind (mph) 8 W 7 W 7 W 9 W 10 W 13 W 14 W 15 W
    precip
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    Rain
    34%
    34%
    22%
    0%
    0%
    0%
    0%
    0%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    UV Index 0 0 0 0 1 2 3 4
    Cloud Cover 94% 95% 95% 36% 29% 21% 14% 7%
    Humidity 85% 86% 92% 67% 60% 55% 50% 43%
    Dew Point 53° 52° 52° 46° 45° 46° 46° 43°
    Temp °F
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    70° 65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 69° 73° 91° (1999) 81°
    Low 46° 49° 25° (1928) 56°

    Sunrise/Sunset

    • Sunrise: 6:48 AM
    • Sunset: 6:44 PM
    • Duration: 11:56 hr

    Moonrise/Moonset

    • Moonrise: 2:24 AM
    • Moonset: 4:35 PM
    • Duration: 14:11 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 from Sunday night through Tuesday. More >

    Mon. Hair Frizz

    Mon. Wind Maps

    Mon. UV Index