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    • Tonight

      Jun 25

      54° Lo
      Mainly clear
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Jun 26

      71° /50°F
      A thunderstorm in spots
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Tue

      Jun 27

      73° /53°
      Partly sunny and delightful
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Wed

      Jun 28

      80° /67°
      Mostly sunny and delightful
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Thu

      Jun 29

      81° /69°
      Cloudy with a t-storm or two
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More

    Day

    71°Hi RealFeel® 72° Precipitation 40%
    Clouds and sun with a cool breeze; a shower or thunderstorm in spots in the afternoon
    • W 14 mph
    • Gusts: 24 mph
    • Max UV Index: 8 (Very High)
    • Thunderstorms: 40%
    • Precipitation: 0.04 in
    • Rain: 0.04 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Night

    50°Lo RealFeel® 48° Precipitation 40%
    An evening shower in spots; otherwise, partly cloudy and cool
    • W 7 mph
    • Gusts: 15 mph
    • Max UV Index: N/A
    • Thunderstorms: 20%
    • Precipitation: 0.01 in
    • Rain: 0.01 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Ottawa Pollen Levels Jun 26

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      High

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 6/26/2016
    High 71° 83° 96° (1952) 91°
    Low 50° 62° 46° (1967) 67°

    Sunrise/Sunset

    • Sunrise: 6:05 AM
    • Sunset: 9:12 PM
    • Duration: 15:07 hr

    Moonrise/Moonset

    • Moonrise: 9:02 AM
    • Moonset: 11:27 PM
    • Duration: 14:25 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps