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

38°F

3°C

Humidity 41%
Wind Speed NW 18 G 25 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 17 Mar 12:52 pm EDT
Extended Forecast for

4 Miles E The Plains VA

  • This Afternoon

    This Afternoon: A slight chance of snow showers after 3pm. Partly sunny, with a high near 40. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: A slight chance of snow before 10pm. Partly cloudy, with a low around 24. Northwest wind 5 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. South wind around 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. South wind 5 to 7 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A slight chance of snow showers after 3pm. Partly sunny, with a high near 40. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow before 10pm. Partly cloudy, with a low around 24. Northwest wind 5 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 28. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 53. South wind 5 to 7 mph.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Mostly cloudy, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Monday
Sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E The Plains VA
 38.87°N 77.69°W (Elev. 682 ft)
Last Update:
11:26 am EDT Mar 17, 2026
Forecast Valid:
1pm EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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