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Personalized Forecasts

Featured Forecast

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    My Recent Locations

    • Early AM

      Sep 23

      62° Lo
      Partly cloudy
      • Stargazing
      • Weather
      • Cloud Cover: 48%
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Today

      Sep 23

      84° /62°F
      Sunshine and patchy clouds
      • Excellent
      • for stargazing
      • Cloud Cover: 0%
      • Precip: 1%
      • Hours of Precip: 0
    • Sun

      Sep 24

      86° /65°
      Mostly sunny and humid
      • Excellent
      • for stargazing
      • Cloud Cover: 11%
      • Precip: 3%
      • Hours of Precip: 0
      More
    • Mon

      Sep 25

      86° /69°
      Partly sunny and humid
      • Poor
      • for stargazing
      • Cloud Cover: 74%
      • Precip: 13%
      • Hours of Precip: 0
      More
    • Tue

      Sep 26

      80° /69°
      Partly sunny and humid
      • Fair
      • for stargazing
      • Cloud Cover: 52%
      • Precip: 16%
      • Hours of Precip: 0
      More

    Day

    84°Hi RealFeel® 91° Precipitation 1%
    Sunshine and patchy clouds
    • Winds from the
    • NNW 6 mph
    • Gusts: 9 mph
    • Max UV Index: 13 (Extreme)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    62°Lo RealFeel® 62° Precipitation 1%
    Clear
    • Winds from the
    • NW 4 mph
    • Gusts: 6 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

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/23/2016
    High 84° 79° N/A 81°
    Low 62° 58° N/A 63°

    Sunrise/Sunset

    • Sunrise: 6:52 AM
    • Sunset: 6:59 PM
    • Duration: 12:07 hr

    Moonrise/Moonset

    • Moonrise: 10:06 AM
    • Moonset: 9:14 PM
    • Duration: 11:08 hr
    Astronomy

    Solunar Information for Vienna, MD

    Thu, Sep 28
    First
    Thu, Oct 5
    Full
    Thu, Oct 12
    Last
    Thu, Oct 19
    New

    Sat. Stargazing