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    • Tonight

      Sep 26

      47° Lo
      Clear
      • Morning School Bus
      • Weather
      • T-storms: 0%
      • Precip: 7%
      • Wind Gust: 35 mph
      More
    • Tue

      Sep 27

      68° /48°
      Mostly sunny and breezy
      • Excellent
      • at the bus stop
      • T-storms: 0%
      • Precip: 14%
      • Wind Gust: 23 mph
      More
    • Wed

      Sep 28

      63° /52°
      Variable clouds with a shower
      • Excellent
      • at the bus stop
      • T-storms: 20%
      • Precip: 40%
      • Wind Gust: 24 mph
      More
    • Thu

      Sep 29

      70° /54°
      Partly sunny with a shower
      • Excellent
      • at the bus stop
      • T-storms: 20%
      • Precip: 55%
      • Wind Gust: 15 mph
      More
    • Fri

      Sep 30

      68° /56°F
      Clearing and spotty showers
      • Very Good
      • at the bus stop
      • T-storms: 20%
      • Precip: 67%
      • Wind Gust: 13 mph
    61°/59° RealFeel® 60°/57°
    Mostly cloudy
    • 5 mph
    • Precipitation: 3%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 74%
    • Cloud Cover: 50%
    • Dew Point: 52° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 68° 71° 94° (1971) 68°
    Low 56° 47° 26° (1899) 42°

    Sunrise/Sunset

    • Sunrise: 6:52 AM
    • Sunset: 6:38 PM
    • Duration: 11:46 hr

    Moonrise/Moonset

    • Moonrise: 6:23 AM
    • Moonset: 6:43 PM
    • Duration: 12:20 hr
    Astronomy

    Ottawa Weather Report

    Chilly winds to howl across Great Lakes early this week

    September 26, 2016; 8:03 PM ET

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

    Fri. Morning Bus Stop

    Fri. UV Index

    Fri. Wind Maps