, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    Next 5 Days
    • Current Weather

      77° F
      Light rain
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 90%
      • Yesterday Temp: 74°
      • RealFeel: 82°
    • Tonight

      Aug 18

      69° Lo
      Humid with rain and a t-storm
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Aug 19

      87° Hi
      Warmer; cloudy, then some sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Sunday

      Aug 20

      85° Hi
      Mostly sunny and less humid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 8PM

      Aug 18

      73°
      Rain
      Precip 60%
    • 9PM

      73°
      Rain
      Precip 60%
    • 10PM

      73°
      Rain
      Precip 66%
    • 11PM

      72°
      Cloudy
      Precip 40%
    • 12AM

      72°
      Cloudy
      Precip 34%
    • 1AM

      72°
      Cloudy
      Precip 40%

    Littleton Pollen Levels Aug 18

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

     Wind damage and flash flooding are primary concerns as thunderstorms erupt into Friday evening.
    Locally severe storms to douse northeastern US

    Allergies Live Feed

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps