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

29°F

-2°C

Humidity 43%
Wind Speed N 6 mph
Barometer 30.39 in (1029.5 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 18 Mar 7:55 am EDT
Extended Forecast for

4 Miles SW Fort Belvoir VA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 43. Northwest wind around 5 mph becoming calm.

    High: 43 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 31. Light southeast wind.

    Low: 31 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 56. South wind 3 to 6 mph.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Southeast wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 63. Calm wind becoming south around 6 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 43. Northwest wind around 5 mph becoming calm.
Tonight
Increasing clouds, with a low around 31. Light southeast wind.
Thursday
Mostly sunny, with a high near 56. South wind 3 to 6 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Southeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 63. Calm wind becoming south around 6 mph in the afternoon.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 74.
Sunday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Fort Belvoir VA
 38.66°N 77.18°W (Elev. 59 ft)
Last Update:
8:29 am EDT Mar 18, 2026
Forecast Valid:
8am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
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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