, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    Next 5 Days
    • Current Weather

      57° F
      Clear
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 86%
      • Yesterday Temp: 69°
      • RealFeel: 60°
    • Early AM

      Aug 17

      55° Lo
      Partly cloudy
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Today

      Aug 17

      83° Hi
      Mostly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Aug 18

      74° Hi
      Not as warm; afternoon rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 4AM

      Aug 17

      56°
      Partly cloudy
      Precip 0%
    • 5AM

      55°
      Mostly clear
      Precip 0%
    • 6AM

      56°
      Mostly sunny
      Precip 0%
    • 7AM

      59°
      Mostly sunny
      Precip 0%
    • 8AM

      63°
      Mostly sunny
      Precip 0%
    • 9AM

      68°
      Mostly sunny
      Precip 0%

    Lancaster Pollen Levels Aug 17

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

     Severe thunderstorms will threaten the Midwest as wet weather plagues the Northeast through the end of the week.
    Stormy weather returns to midwestern, northeastern US

    Allergies Live Feed

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps