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.

A Few Clouds and Breezy

42°F

6°C

Humidity 30%
Wind Speed W 25 G 30 mph
Barometer 30.15 in (1021.3 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 28 Nov 10:55 am EST
Extended Forecast for

Lorton VA

  • Today

    Today: Sunny, with a high near 42. West wind 15 to 17 mph, with gusts as high as 32 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 26. West wind 6 to 10 mph.

    Low: 26 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 43. West wind around 6 mph becoming calm in the afternoon.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 30. Calm wind becoming south around 6 mph after midnight.

    Low: 30 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Cloudy, with a high near 45. Southwest wind 6 to 10 mph. Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A slight chance of rain before 1am. Partly cloudy, with a low around 31. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

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

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.

    High: 40 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 42. West wind 15 to 17 mph, with gusts as high as 32 mph.
Tonight
Clear, with a low around 26. West wind 6 to 10 mph.
Saturday
Sunny, with a high near 43. West wind around 6 mph becoming calm in the afternoon.
Saturday Night
Increasing clouds, with a low around 30. Calm wind becoming south around 6 mph after midnight.
Sunday
Rain likely, mainly after 1pm. Cloudy, with a high near 45. Southwest wind 6 to 10 mph. Chance of precipitation is 60%.
Sunday Night
A slight chance of rain before 1am. Partly cloudy, with a low around 31. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 43.
Monday Night
A chance of rain after 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Tuesday
Rain likely. Mostly cloudy, with a high near 40. Chance of precipitation is 60%.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lorton VA
 38.71°N 77.23°W (Elev. 125 ft)
Last Update:
10:03 am EST Nov 28, 2025
Forecast Valid:
11am EST Nov 28, 2025-6pm EST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation