National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fog/Mist

26°F

-3°C

Humidity 96%
Wind Speed Calm
Barometer 30.09 in (1019.0 mb)
Dewpoint 25°F (-4°C)
Visibility 5.00 mi
Last update 7 Dec 3:52 am EST
Extended Forecast for

2 Miles ESE Great Falls VA

  • Today

    Today: Mostly cloudy, with a high near 41. Calm wind becoming south around 5 mph.

    High: 41 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Light and variable wind becoming north 8 to 13 mph after midnight. Winds could gust as high as 18 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 32. North wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 32 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. North wind 5 to 7 mph becoming calm in the evening.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 41. Calm wind becoming south around 5 mph.
Tonight
Mostly cloudy, with a low around 26. Light and variable wind becoming north 8 to 13 mph after midnight. Winds could gust as high as 18 mph.
Monday
Mostly cloudy, with a high near 32. North wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 16. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 36. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Partly sunny, with a high near 45.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Friday
A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 40%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Great Falls VA
 39°N 77.24°W (Elev. 318 ft)
Last Update:
3:53 am EST Dec 7, 2025
Forecast Valid:
4am EST Dec 7, 2025-6pm EST Dec 13, 2025
 
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