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    • Today

      Sep 27

      69° /49°F
      Mostly sunny and breezy
      • Unlikely
      • for hair frizz
      • Wind Gust: 24 mph
      • Precip: 13%
      • Hours of Precip: 1
    • Wed

      Sep 28

      63° /51°
      A brief shower or two
      • Advisory
      • for hair frizz
      • Wind Gust: 15 mph
      • Precip: 55%
      • Hours of Precip: 1.5
      More
    • Thu

      Sep 29

      71° /55°
      Partly sunny, a shower or two
      • Watch
      • for hair frizz
      • Wind Gust: 31 mph
      • Precip: 55%
      • Hours of Precip: 2
      More
    • Fri

      Sep 30

      65° /56°
      Clearing and spotty showers
      • Watch
      • for hair frizz
      • Wind Gust: 16 mph
      • Precip: 64%
      • Hours of Precip: 3
      More
    • Sat

      Oct 1

      69° /52°
      Mostly cloudy with a shower
      • Watch
      • for hair frizz
      • Wind Gust: 10 mph
      • Precip: 55%
      • Hours of Precip: 1
      More
    Tuesday
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    Forecast Mostly Sunny Sunny Sunny Sunny Mostly Sunny Sunny Sunny Mostly Sunny
    Temp (°F) 55° 60° 64° 66° 68° 69° 69° 69°
    RealFeel® 51° 58° 64° 66° 68° 69° 68° 67°
    Wind (mph) 10 WSW 13 WSW 14 WSW 16 W 17 W 17 W 17 W 17 W
    precip
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    Rain
    0%
    0%
    0%
    0%
    0%
    1%
    1%
    1%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    UV Index 1 2 3 4 5 4 3 2
    Cloud Cover 11% 0% 4% 9% 10% 5% 2% 10%
    Humidity 56% 48% 43% 35% 31% 28% 29% 30%
    Dew Point 39° 41° 41° 38° 36° 35° 36° 36°
    Temp °F
    9am
    10am
    11am
    12pm
    1pm
    2pm
    3pm
    4pm
    70° 65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 69° 72° 93° (1998) 76°
    Low 49° 49° 29° (1937) 63°

    Sunrise/Sunset

    • Sunrise: 6:49 AM
    • Sunset: 6:43 PM
    • Duration: 11:54 hr

    Moonrise/Moonset

    • Moonrise: 3:25 AM
    • Moonset: 5:11 PM
    • Duration: 13:46 hr
    Astronomy

    Ottawa Weather Report

    Chilly winds to howl across Great Lakes early this week

    September 27, 2016; 5:03 AM ET

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

    Tue. Hair Frizz

    Tue. Wind Maps

    Tue. UV Index