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    • Early AM

      Feb 28

      56° Lo
      Mostly cloudy
      • 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: High
      More
    • Today

      Feb 28

      75° /38°F
      Warmer; a strong p.m. t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Wed

      Mar 1

      53° /26°
      Mainly cloudy; breezy, cooler
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Thu

      Mar 2

      56° /24°
      A full day of sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Fri

      Mar 3

      54° /42°
      Sunshine and some clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More

    Day

    75°Hi RealFeel® 74° Precipitation 55%
    Warmer; cloudy, then some sun, a strong t-storm; thunderstorms may bring hail and damaging winds
    • SW 13 mph
    • Gusts: 24 mph
    • Max UV Index: 3 (Moderate)
    • Thunderstorms: 91%
    • Precipitation: 0.15 in
    • Rain: 0.15 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Night

    38°Lo RealFeel® 29° Precipitation 55%
    A passing evening shower or two; otherwise, mostly cloudy and cooler
    • NW 13 mph
    • Gusts: 21 mph
    • Max UV Index: N/A
    • Thunderstorms: 91%
    • Precipitation: 0.02 in
    • Rain: 0.02 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Ottawa Pollen Levels Feb 28

    • 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 2/28/2016
    High 75° 49° 77° (1972) 70°
    Low 38° 26° -5° (1962) 27°

    Sunrise/Sunset

    • Sunrise: 6:55 AM
    • Sunset: 6:13 PM
    • Duration: 11:18 hr

    Moonrise/Moonset

    • Moonrise: 8:13 AM
    • Moonset: 8:43 PM
    • Duration: 12:30 hr
    Astronomy

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps