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    Next 5 Days
    • Current Weather

      20° F
      Some clouds
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 95%
      • Yesterday Temp: 21°
      • RealFeel: 16°
    • Early AM

      Dec 10

      18° Lo
      Mostly cloudy
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Today

      Dec 10

      29° Hi
      Cold with clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Dec 11

      34° Hi
      Snow, then rain, 1-2"
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 1AM

      Dec 10

      20°
      Mostly cloudy
      Precip 0%
    • 2AM

      20°
      Intermittent clouds
      Precip 0%
    • 3AM

      19°
      Intermittent clouds
      Precip 0%
    • 4AM

      19°
      Intermittent clouds
      Precip 0%
    • 5AM

      19°
      Intermittent clouds
      Precip 0%
    • 6AM

      18°
      Intermittent clouds
      Precip 0%

    Portland Pollen Levels Dec 10

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Dec 09, 2016; 3:09 PM ET
Five-day Weather Forecast for Dayton, OH
    Dayton, OH Weather Forecast
    • Watch out for 'thunderstorm asthma'_5240883146001

      Watch out for 'thunderstorm asthma'

      December 08, 2016, 8:21:01 PM EST
      Dec 08, 2016; 8:53 PM ET Thunderstorms are one of the most fascinating displays of Mother Nature's wrath. As it turns…

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