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

57°F

14°C

Humidity 36%
Wind Speed S 8 G 20 mph
Barometer 30.28 in (1025.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 25 Mar 1:52 pm EDT
Extended Forecast for

Dulles VA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 59. South wind around 9 mph, with gusts as high as 18 mph.

    High: 59 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. South wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain between 9am and 1pm. Mostly sunny, with a high near 75. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 7pm, then a chance of rain after 2am. Increasing clouds, with a low around 56. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain, mainly after 8am. High near 64. West wind around 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.

    High: 64 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 59. South wind around 9 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 49. South wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday
A slight chance of rain between 9am and 1pm. Mostly sunny, with a high near 75. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain before 7pm, then a chance of rain after 2am. Increasing clouds, with a low around 56. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Friday
Rain, mainly after 8am. High near 64. West wind around 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dulles VA
 38.9°N 77.34°W (Elev. 367 ft)
Last Update:
2:24 pm EDT Mar 25, 2026
Forecast Valid:
2pm EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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