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    • Early AM

      Dec 4

      29° Lo
      A bit of snow or flurries
      • 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
    • Today

      Dec 4

      33° /27°F
      Cloudy with snow, 1-2"
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Mon

      Dec 5

      41° /32°
      Mostly cloudy and not as cold
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Dec 6

      39° /21°
      Cloudy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Dec 7

      30° /16°
      Some sun, then clouds; colder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    33°Hi RealFeel® 30° Precipitation 75%
    Cloudy with snow at times, accumulating an inch or two; roads will be slippery in the morning
    • SSE 6 mph
    • Gusts: 9 mph
    • Max UV Index: 0 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0.18 in
    • Rain: 0 in
    • Snow: 1.2 in
    • Ice: 0 in
    • Hours of Precipitation: 4 hrs
    • Hours of Rain: 0 hrs

    Night

    27°Lo RealFeel® 27° Precipitation 3%
    Patchy clouds
    • SW 6 mph
    • Gusts: 9 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Ottawa Pollen Levels Dec 4

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 12/4/2015
    High 33° 40° 68° (1998) 49°
    Low 27° 24° -11° (1893) 27°

    Sunrise/Sunset

    • Sunrise: 7:06 AM
    • Sunset: 4:26 PM
    • Duration: 9:20 hr

    Moonrise/Moonset

    • Moonrise: 10:47 AM
    • Moonset: 9:20 PM
    • Duration: 10:33 hr
    Astronomy

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps