• Mist 61°
    Stargazing Current Weather
    • Visibility
      2 mi
    • Cloud
      Cover
      100%
    • Ceiling
      5100 ft
  • Today

    May 19

    Hi 75°

    Occasional rain, mainly early

    Poor for stargazing
    • Cloud
      Cover
      76%
    • Precip
      40%
    • Hours of Precip
      2.5
    Day Details >
  • Tomorrow

    May 20

    Hi 81°

    Warmer with a thunderstorm

    Poor for stargazing
    • Cloud
      Cover
      94%
    • Precip
      55%
    • Hours of Precip
      1.5
    Day Details >
  • Tuesday

    May 21

    Hi 87°

    A p.m. t-storm in spots

    Poor for stargazing
    • Cloud
      Cover
      77%
    • Precip
      60%
    • Hours of Precip
      3
    Day Details >
Next
5/19 5/20 Now: 9:09am
AM 9-1
  • 9am Fog 64° 18%
  • 10am Fog 65° 23%
  • 11am Cloudy 67° 43%
  • 12pm Cloudy 69° 47%
  • 1pm Rain 70° 51%
PM 8-1
  • 8pm Mostly Cloudy 72° 32%
  • 9pm Mostly Cloudy 70° 32%
  • 10pm Mostly Cloudy 69° 32%
  • 11pm Mostly Cloudy 67° 37%
  • 12am Showers 66° 40%
  • 1am Mostly Cloudy 66° 37%
AM 2-7
  • 2am Mostly Cloudy 65° 34%
  • 3am Mostly Cloudy 65° 37%
  • 4am Showers 64° 40%
  • 5am Mostly Cloudy 64° 34%
  • 6am Mostly Cloudy 63° 28%
  • 7am Mostly Cloudy 64° 33%
Hourly Forecast >

Solunar Information for Vienna, VA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:53 AM with 14:25 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:23 PM with 12:20 of moolight, then sets at 2:43 AM

Sat, May 25
Full
Fri, May 31
Last
Sat, Jun 8
New
Sun, Jun 16
First

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Studying Jupiter's Hot Spots

May 13, 2013; 8:01 AM ET The 'weather layer' on Jupiter has some interesting features. NASA takes a look at how these features work.

Sun. Stargazing