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    • Today

      Mar 24

      72° /50°F
      A damaging thunderstorm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Sat

      Mar 25

      59° /45°
      Cooler with spotty showers
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Sun

      Mar 26

      68° /51°
      A thunderstorm around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Mon

      Mar 27

      62° /48°
      Low clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Tue

      Mar 28

      63° /50°
      Periods of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    72°Hi RealFeel® 70° Precipitation 60%
    A severe thunderstorm; storms may bring downpours, large hail, damaging winds, and a tornado
    • SSE 16 mph
    • Gusts: 24 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 95%
    • Precipitation: 0.4 in
    • Rain: 0.4 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    50°Lo RealFeel® 44° Precipitation 81%
    A strong t-storm early, then showers; storms may bring damaging winds and even an isolated tornado
    • NNW 7 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 91%
    • Precipitation: 0.5 in
    • Rain: 0.5 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 4 hrs
    • Hours of Rain: 4 hrs

    Ottawa Pollen Levels Mar 24

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

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 3/24/2016
    High 72° 58° 83° (1910) 52°
    Low 50° 34° 12° (1965) 23°

    Sunrise/Sunset

    • Sunrise: 7:19 AM
    • Sunset: 7:37 PM
    • Duration: 12:18 hr

    Moonrise/Moonset

    • Moonrise: 5:16 AM
    • Moonset: 4:07 PM
    • Duration: 10:51 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps