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.

A Few Clouds

30°F

-1°C

Humidity 96%
Wind Speed S 6 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 8 Jan 4:52 am EST
Extended Forecast for

4 Miles ENE The Plains VA

  • Today

    Today: Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 52. Calm wind becoming south around 6 mph in the afternoon.

    High: 52 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Cloudy, then becoming partly cloudy toward daybreak, with a low around 39. South wind 6 to 9 mph.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 1pm. Increasing clouds, with a high near 57. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 57 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain, mainly after 1am. Low around 52. South wind 6 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: Rain. High near 62. East wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 100%.

    High: 62 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 1am. Cloudy, with a low around 42. Chance of precipitation is 70%.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

Detailed Forecast

Today
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 52. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Cloudy, then becoming partly cloudy toward daybreak, with a low around 39. South wind 6 to 9 mph.
Friday
A chance of rain after 1pm. Increasing clouds, with a high near 57. South wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Friday Night
Rain, mainly after 1am. Low around 52. South wind 6 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 62. East wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 100%.
Saturday Night
Rain likely, mainly before 1am. Cloudy, with a low around 42. Chance of precipitation is 70%.
Sunday
Partly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE The Plains VA
 38.89°N 77.71°W (Elev. 758 ft)
Last Update:
4:43 am EST Jan 8, 2026
Forecast Valid:
5am EST Jan 8, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation