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.

Mostly Cloudy

43°F

6°C

Humidity 87%
Wind Speed Calm
Barometer 29.39 in (995.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 15 Jan 12:55 am EST
Extended Forecast for

Annandale VA

  • Overnight

    Overnight: A chance of showers, mainly before 2am. Cloudy, with a low around 29. Northwest wind 13 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 32. West wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 32 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21. Northwest wind 8 to 15 mph, with gusts as high as 33 mph.

    Low: 21 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 38. South wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 38 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 32. South wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow before 10am, then a chance of rain between 10am and 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.

    High: 46 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.

    High: 32 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of showers, mainly before 2am. Cloudy, with a low around 29. Northwest wind 13 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 32. West wind 11 to 16 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 21. Northwest wind 8 to 15 mph, with gusts as high as 33 mph.
Friday
Increasing clouds, with a high near 38. South wind 6 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 32. South wind 7 to 9 mph, with gusts as high as 18 mph.
Saturday
A chance of snow before 10am, then a chance of rain between 10am and 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 27.
Sunday
A chance of snow before 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 19.
M.L.King Day
Sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.84°N 77.23°W (Elev. 279 ft)
Last Update:
1:20 am EST Jan 15, 2026
Forecast Valid:
1am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

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Chance of Precipitation