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.

Rain

33°F

1°C

Humidity 92%
Wind Speed SW 5 mph
Barometer 30.00 in (1016.3 mb)
Dewpoint 31°F (-1°C)
Visibility 7.00 mi
Wind Chill28°F (-2°C)
Last update 2 Dec 5:52 am EST
Extended Forecast for

Fairfax VA

  • Overnight

    Overnight: Rain likely. Cloudy, with a low around 31. Light east wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow and sleet before 2pm, then a chance of rain between 2pm and 3pm. High near 40. Calm wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 100%. Little or no snow and sleet accumulation expected.

    High: 40 °F

    Wintry Mix
    then Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Northwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. Northwest wind around 6 mph becoming light and variable in the afternoon.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. Light south wind.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Overnight
Rain likely. Cloudy, with a low around 31. Light east wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, possibly mixed with snow and sleet before 2pm, then a chance of rain between 2pm and 3pm. High near 40. Calm wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 100%. Little or no snow and sleet accumulation expected.
Tuesday Night
Mostly clear, with a low around 27. Northwest wind around 10 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 41. Northwest wind around 6 mph becoming light and variable in the afternoon.
Wednesday Night
Mostly clear, with a low around 26. Light south wind.
Thursday
Partly sunny, with a high near 43.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly cloudy, with a high near 34.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfax VA
 38.85°N 77.29°W (Elev. 400 ft)
Last Update:
3:53 am EST Dec 2, 2025
Forecast Valid:
5am EST Dec 2, 2025-6pm EST Dec 8, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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