, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    Next 5 Days
    • Current Weather

      45° F
      Mostly cloudy
      Stargazing
      • Visibility: 6 mi
      • Cloud Cover: 85%
      • Ceiling: 22900 ft
    • Today

      Apr 23

      69° Hi
      Pleasant with some sun
      • Poor
      • for stargazing
      • Cloud Cover: 86%
      • Precip: 53%
      • Hours of Precip: 1.5
      } Day Details
    • Tomorrow

      Apr 24

      56° Hi
      Cooler with periods of rain
      • Poor
      • for stargazing
      • Cloud Cover: 99%
      • Precip: 83%
      • Hours of Precip: 11.5
      } Day Details
    • Wednesday

      Apr 25

      66° Hi
      Mostly cloudy, a little rain
      • Poor
      • for stargazing
      • Cloud Cover: 46%
      • Precip: 12%
      • Hours of Precip: 3
      } Day Details
    Next 6 Hours
    • 6AM

      Apr 23

      45°
      Intermittent clouds
      Precip 0%
    • 7AM

      46°
      Partly sunny
      Precip 0%
    • 8AM

      49°
      Hazy sunshine
      Precip 0%
    • 9AM

      54°
      Hazy sunshine
      Precip 0%
    • 10AM

      58°
      Hazy sunshine
      Precip 0%
    • 11AM

      62°
      Hazy sunshine
      Precip 0%
     Since the first Earth Day in 1970, the environmental movement has grown to reach 1 billion people across the globe. Check out these five Earth Day facts.
    5 facts you may not know about Earth Day

    Sunrise/Sunset

    • Sunrise: 6:22 AM
    • Sunset: 7:54 PM
    • Duration: 13:32 hr

    Moonrise/Moonset

    • Moonrise: 1:13 PM
    • Moonset: 3:29 AM
    • Duration: 14:16 hr
    Astronomy

    Solunar Information for Vienna, VA

    Mon, Apr 30
    Full
    Tue, May 8
    Last
    Tue, May 15
    New
    Tue, May 22
    First

    Astronomy Live Feed

    Mon. Stargazing