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.

Overcast and Breezy

34°F

1°C

Humidity 44%
Wind Speed NW 21 G 32 mph
Barometer 29.54 in (1000.2 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 15 Jan 4:52 am EST
Extended Forecast for

Fairfax VA

  • Today

    Today: Mostly sunny, with a high near 32. West wind 11 to 18 mph, with gusts as high as 31 mph.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 20. West wind 7 to 15 mph, with gusts as high as 33 mph.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 37. South wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 37 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow, mixing with rain after 10am, then gradually ending. Partly sunny, with a high near 46. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 46 °F

    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow before 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.

    High: 32 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 34.

    High: 34 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 32. West wind 11 to 18 mph, with gusts as high as 31 mph.
Tonight
Mostly clear, with a low around 20. West wind 7 to 15 mph, with gusts as high as 33 mph.
Friday
Increasing clouds, with a high near 37. South wind 6 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 31. South wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of snow, mixing with rain after 10am, then gradually ending. Partly sunny, with a high near 46. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Saturday Night
A slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.
Sunday
A chance of snow before 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 18.
M.L.King Day
Sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Sunny, with a high near 25.
Tuesday Night
Mostly clear, with a low around 12.
Wednesday
Mostly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfax VA
 38.85°N 77.32°W (Elev. 413 ft)
Last Update:
3:53 am EST Jan 15, 2026
Forecast Valid:
5am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

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Chance of Precipitation