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

25°F

-4°C

Humidity 44%
Wind Speed SW 10 G 17 mph
Barometer 30.00 in (1016.3 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 16 Jan 8:52 am EST
Extended Forecast for

2 Miles NNW Great Falls VA

  • Today

    Today: Mostly sunny, with a high near 36. West wind 7 to 9 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 36 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated snow showers between 1am and 2am. Mostly cloudy, with a low around 31. South wind around 10 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Isolated
    Snow Showers

  • Saturday

    Saturday: Scattered rain and snow showers before 10am, then scattered rain showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 45. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 45 °F

    Scattered
    Rain/Snow
    then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: A slight chance of rain after 1am, mixing with snow after 4am. Increasing clouds, with a low around 29. West wind around 6 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: A slight chance of snow before 1pm. Mostly cloudy, with a high near 34. Northwest wind around 7 mph. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 36. West wind 7 to 9 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Tonight
Isolated snow showers between 1am and 2am. Mostly cloudy, with a low around 31. South wind around 10 mph. Chance of precipitation is 20%.
Saturday
Scattered rain and snow showers before 10am, then scattered rain showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 45. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Saturday Night
A slight chance of rain after 1am, mixing with snow after 4am. Increasing clouds, with a low around 29. West wind around 6 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow before 1pm. Mostly cloudy, with a high near 34. Northwest wind around 7 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 21.
M.L.King Day
Mostly sunny, with a high near 37.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Great Falls VA
 39.03°N 77.32°W (Elev. 285 ft)
Last Update:
7:26 am EST Jan 16, 2026
Forecast Valid:
9am EST Jan 16, 2026-6pm EST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation