Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

61°F

16°C

Humidity 34%
Wind Speed SE 10 mph
Barometer 30.39 in (1029.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 9 Apr 6:52 pm EDT
Extended Forecast for

Reston VA

  • Tonight

    Tonight: Mostly clear, with a low around 42. South wind around 6 mph.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 75. Light south wind increasing to 5 to 9 mph in the morning.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. South wind 6 to 8 mph becoming west after midnight.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. North wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 82.

    High: 82 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 42. South wind around 6 mph.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 75. Light south wind increasing to 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 55. South wind 6 to 8 mph becoming west after midnight.
Saturday
Sunny, with a high near 68. North wind 9 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 47. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Mostly cloudy, with a high near 82.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Mostly cloudy, with a low around 68.
Thursday
Partly sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Reston VA
 38.96°N 77.33°W (Elev. 325 ft)
4:53 pm EDT Apr 9, 2026
7pm EDT Apr 9, 2026-6pm EDT Apr 16, 2026
 
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