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

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

77°F

25°C

Humidity 45%
Wind Speed W 10 G 18 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 22 Apr 12:52 pm EDT
Extended Forecast for

3 Miles W Fairfax VA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 78. Northwest wind 9 to 11 mph.

    High: 78 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. North wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Northeast wind around 6 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Light south wind.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Calm wind becoming southeast 5 to 8 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 78. Northwest wind 9 to 11 mph.
Tonight
Mostly cloudy, with a low around 54. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 77. Northeast wind around 6 mph.
Wednesday Night
Mostly clear, with a low around 53. Light south wind.
Thursday
Mostly sunny, with a high near 78. Calm wind becoming southeast 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 55.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Fairfax VA
 38.85°N 77.35°W (Elev. 400 ft)
Last Update:
10:30 am EDT Apr 22, 2025
Forecast Valid:
1pm EDT Apr 22, 2025-6pm EDT Apr 28, 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