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.

Light Rain

54°F

12°C

Humidity 83%
Wind Speed SW 7 mph
Barometer 29.45 in (997.2 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 29 Dec 9:52 am EST
Extended Forecast for

2 Miles WSW Great Falls VA

Wind Advisory until December 30, 01:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 30, 01:00am

    NOW until 1:00am Tue

    Wind Advisory

  • Today

    High: 57 °F⇓

    Showers
    Likely and
    Breezy then
    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 25. Breezy, with a west wind 23 to 25 mph, with gusts as high as 48 mph.

    Low: 25 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 35. Breezy, with a west wind 18 to 23 mph, with gusts as high as 40 mph.

    High: 35 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 42. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 42 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 20%.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Today
Showers likely before 11am. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 36 by 5pm. Windy, with a west wind 17 to 22 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly clear, with a low around 25. Breezy, with a west wind 23 to 25 mph, with gusts as high as 48 mph.
Tuesday
Mostly sunny, with a high near 35. Breezy, with a west wind 18 to 23 mph, with gusts as high as 40 mph.
Tuesday Night
Partly cloudy, with a low around 24. West wind 7 to 10 mph, with gusts as high as 23 mph.
Wednesday
Partly sunny, with a high near 42. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 20%.
New Year's Day
Mostly cloudy, with a high near 34.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Great Falls VA
 39.01°N 77.32°W (Elev. 348 ft)
Last Update:
9:53 am EST Dec 29, 2025
Forecast Valid:
10am EST Dec 29, 2025-6pm EST Jan 4, 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