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.

Overcast

37°F

3°C

Humidity 33%
Wind Speed S 10 mph
Barometer 29.97 in (1015.1 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 17 Jan 4:52 am EST
Extended Forecast for

Oakton VA

  • Overnight

    Overnight: A slight chance of light snow. Cloudy, with a low around 33. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Light Snow

  • Saturday

    Saturday: Rain, snow, and sleet likely before noon, then a slight chance of rain between noon and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 47. South wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.

    High: 47 °F

    Wintry Mix
    Likely then
    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 31. Light and variable wind.

    Low: 31 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of light snow. Cloudy, with a high near 35. North wind 5 to 8 mph. Chance of precipitation is 40%.

    High: 35 °F

    Chance Light
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.

    Low: 20 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of light snow. Cloudy, with a low around 33. South wind around 7 mph. Chance of precipitation is 20%.
Saturday
Rain, snow, and sleet likely before noon, then a slight chance of rain between noon and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 47. South wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.
Saturday Night
Increasing clouds, with a low around 31. Light and variable wind.
Sunday
A chance of light snow. Cloudy, with a high near 35. North wind 5 to 8 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.
M.L.King Day
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Sunny, with a high near 28.
Tuesday Night
Mostly clear, with a low around 15.
Wednesday
Sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oakton VA
 38.9°N 77.31°W (Elev. 341 ft)
Last Update:
4:28 am EST Jan 17, 2026
Forecast Valid:
4am EST Jan 17, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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