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.

Light Rain

60°F

16°C

Humidity 86%
Wind Speed NW 6 mph
Barometer 29.69 in (1005.2 mb)
Dewpoint 56°F (13°C)
Visibility 7.00 mi
Last update 23 Mar 5:52 am EDT
Extended Forecast for

Fairfax VA

  • Today

    Today: Showers, mainly before 10am. Temperature falling to around 54 by 9am. Northwest wind 8 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F⇓

    Showers then
    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. Northwest wind 11 to 16 mph, with gusts as high as 29 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. South wind 3 to 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. South wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 71.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Rain Likely

Detailed Forecast

Today
Showers, mainly before 10am. Temperature falling to around 54 by 9am. Northwest wind 8 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly clear, with a low around 31. Northwest wind 11 to 16 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 51. North wind 5 to 7 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 36. South wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 61. South wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
Mostly cloudy, with a high near 71.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Friday
Rain likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow before 2am. Partly cloudy, with a low around 32. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 55.
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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:
4:53 am EDT Mar 23, 2026
Forecast Valid:
6am EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
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