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

69°F

21°C

Humidity 70%
Wind Speed N 8 mph
Barometer 30.12 in (1019.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 21 Aug 8:52 am EDT
Extended Forecast for

3 Miles S Aldie VA

  • Today

    Today: Mostly sunny, with a high near 81. North wind around 6 mph becoming light and variable in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 65. Light east wind. Chance of precipitation is 30%.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms, mainly before noon. Patchy fog before 8am. High near 78. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly between midnight and 2am. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. North wind around 6 mph becoming light and variable in the afternoon.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 65. Light east wind. Chance of precipitation is 30%.
Saturday
Showers and thunderstorms, mainly before noon. Patchy fog before 8am. High near 78. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers and thunderstorms, mainly between midnight and 2am. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 82. Light west wind becoming northwest 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Aldie VA
 38.93°N 77.65°W (Elev. 499 ft)
Last Update:
7:52 am EDT Aug 21, 2026
Forecast Valid:
9am EDT Aug 21, 2026-6pm EDT Aug 27, 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