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

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Partly Cloudy

36°F

2°C

Humidity 40%
Wind Speed W 17 G 30 mph
Barometer 29.74 in (1007.4 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 29 Dec 7:55 pm EST
Extended Forecast for

Franconia VA

Wind Advisory December 29, 08:03pm until December 30, 01:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 29, 08:03pm until December 30, 01:00am

    NOW until 1:00am Tue

    Wind Advisory

  • Tonight

    Low: 27 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 36. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph.

    High: 36 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 26. West wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 27. West wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • New Year's Day

    New Year's Day: A slight chance of snow showers before 1pm. Mostly sunny, with a high near 34. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Breezy, with a west wind 21 to 23 mph, with gusts as high as 46 mph.
Tuesday
Sunny, with a high near 36. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph.
Tuesday Night
Increasing clouds, with a low around 26. West wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 42. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 27. West wind 5 to 7 mph. Chance of precipitation is 20%.
New Year's Day
A slight chance of snow showers before 1pm. Mostly sunny, with a high near 34. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 22.
Friday
Partly sunny, with a high near 41.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Franconia VA
 38.79°N 77.13°W (Elev. 249 ft)
Last Update:
6:55 pm EST Dec 29, 2025
Forecast Valid:
8pm EST Dec 29, 2025-6pm EST Jan 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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