National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

31°F

-1°C

Humidity 43%
Wind Speed S 7 mph
Barometer 29.96 in (1014.9 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 31 Dec 9:52 am EST
Extended Forecast for

Vienna VA

  • Today

    Today: A chance of flurries before 11am. Partly sunny, with a high near 38. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Chance
    Flurries

  • Tonight

    Tonight: A chance of flurries with a slight chance of snow before 4am, then a chance of flurries between 4am and 5am. Mostly cloudy, with a low around 25. Southwest wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • New Year's Day

    New Year's Day: A chance of flurries before 7am. Mostly sunny, with a high near 32. Northwest wind 11 to 15 mph, with gusts as high as 28 mph.

    High: 32 °F

    Chance
    Flurries

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. Northwest wind around 6 mph becoming calm in the evening.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 40. Calm wind becoming southwest around 6 mph in the morning.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of flurries before 11am. Partly sunny, with a high near 38. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
A chance of flurries with a slight chance of snow before 4am, then a chance of flurries between 4am and 5am. Mostly cloudy, with a low around 25. Southwest wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
New Year's Day
A chance of flurries before 7am. Mostly sunny, with a high near 32. Northwest wind 11 to 15 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 21. Northwest wind around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 40. Calm wind becoming southwest around 6 mph in the morning.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vienna VA
 38.91°N 77.25°W (Elev. 397 ft)
Last Update:
9:53 am EST Dec 31, 2025
Forecast Valid:
10am EST Dec 31, 2025-6pm EST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation