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

39°F

4°C

Humidity 60%
Wind Speed N 8 mph
Barometer 29.83 in (1010.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 27 Dec 2:52 am EST
Extended Forecast for

2 Miles NNW Great Falls VA

  • Overnight

    Overnight: Partly cloudy, with a low around 35. Northwest wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 43. North wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Northeast wind around 6 mph becoming calm in the evening.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 45. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 45 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain after 1am. Mostly cloudy, with a low around 42. South wind 9 to 13 mph. Chance of precipitation is 40%.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: A chance of rain. Partly sunny, with a high near 61. Chance of precipitation is 40%.

    High: 61 °F

    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 35. Northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 43. North wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 29. Northeast wind around 6 mph becoming calm in the evening.
Sunday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 45. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.
Sunday Night
A chance of rain after 1am. Mostly cloudy, with a low around 42. South wind 9 to 13 mph. Chance of precipitation is 40%.
Monday
A chance of rain. Partly sunny, with a high near 61. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 34. Breezy.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 26.
New Year's Day
Mostly cloudy, with a high near 40.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Sunny, with a high near 31.
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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:
12:53 am EST Dec 27, 2025
Forecast Valid:
3am EST Dec 27, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
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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