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.

A Few Clouds

23°F

-5°C

Humidity 96%
Wind Speed Calm
Barometer 30.08 in (1018.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 4 Dec 4:52 am EST
Extended Forecast for

2 Miles ESE Chantilly VA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 43. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 43 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 23. Northwest wind 5 to 9 mph becoming light and variable after midnight.

    Low: 23 °F

    Increasing
    Clouds

  • Friday

    Friday: Snow likely, mainly between 7am and 1pm. Cloudy, with a high near 32. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41. Light south wind.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 43. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Tonight
Increasing clouds, with a low around 23. Northwest wind 5 to 9 mph becoming light and variable after midnight.
Friday
Snow likely, mainly between 7am and 1pm. Cloudy, with a high near 32. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 24. Calm wind.
Saturday
Partly sunny, with a high near 41. Light south wind.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Chantilly VA
 38.86°N 77.37°W (Elev. 449 ft)
Last Update:
3:53 am EST Dec 4, 2025
Forecast Valid:
5am EST Dec 4, 2025-6pm EST Dec 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation