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.

Partly Cloudy

37°F

3°C

Humidity 39%
Wind Speed SE 7 mph
Barometer 30.30 in (1026.3 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 18 Mar 7:52 pm EDT
Extended Forecast for

4 Miles ENE The Plains VA

  • Tonight

    Tonight: Increasing clouds, with a low around 30. South wind around 6 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 53. South wind around 7 mph.

    High: 53 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. Light south wind.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 2pm. Partly sunny, with a high near 62. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 20%.

    High: 62 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 49. South wind around 10 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers before 8am. Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain after 8pm. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 30. South wind around 6 mph.
Thursday
Partly sunny, with a high near 53. South wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 38. Light south wind.
Friday
A slight chance of showers after 2pm. Partly sunny, with a high near 62. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 49. South wind around 10 mph. Chance of precipitation is 60%.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 71.
Sunday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE The Plains VA
 38.89°N 77.71°W (Elev. 758 ft)
Last Update:
7:53 pm EDT Mar 18, 2026
Forecast Valid:
8pm EDT Mar 18, 2026-6pm EDT Mar 25, 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