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.

Fair

77°F

25°C

Humidity 29%
Wind Speed S 7 mph
Barometer 29.93 in (1013.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 9 Mar 5:55 pm EDT
Extended Forecast for

4 Miles SW Fort Belvoir VA

  • Tonight

    Tonight: Mostly clear, with a low around 47. South wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming south around 6 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. South wind 3 to 5 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 81. Southwest wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 45. South wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    Low: 45 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.

    High: 59 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain before 8pm. Partly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 47. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 78. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 60. South wind 3 to 5 mph.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 81. Southwest wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 45. South wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Thursday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Thursday Night
A chance of rain before 8pm. Partly cloudy, with a low around 32. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 69.
Sunday Night
Rain likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Monday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Fort Belvoir VA
 38.66°N 77.18°W (Elev. 59 ft)
Last Update:
4:57 pm EDT Mar 9, 2026
Forecast Valid:
6pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation