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

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

33°F

1°C

Humidity 51%
Wind Speed SE 6 mph
Barometer 30.07 in (1018.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 9 Dec 4:55 pm EST
Extended Forecast for

Lorton VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly before 2pm. Mostly cloudy, with a high near 45. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Southwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 41. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind 5 to 7 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow, mainly after 1pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. South wind around 10 mph, with gusts as high as 21 mph.
Wednesday
A chance of rain, mainly before 2pm. Mostly cloudy, with a high near 45. South wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 32. Southwest wind around 10 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 41. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 26. West wind 5 to 7 mph.
Friday
A chance of snow, mainly after 1pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 45.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 18.
Monday
Sunny, with a high near 34.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lorton VA
 38.71°N 77.23°W (Elev. 125 ft)
Last Update:
3:53 pm EST Dec 9, 2025
Forecast Valid:
5pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
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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