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

27°F

-3°C

Humidity 90%
Wind Speed Calm
Barometer 30.17 in (1022.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 13 Mar 4:55 am EDT
Extended Forecast for

Annandale VA

  • Today

    Today: Increasing clouds, with a high near 54. Breezy, with a south wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 54 °F

    Mostly Sunny
    then
    Decreasing
    Clouds and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 41. Southwest wind 10 to 17 mph, with gusts as high as 29 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 57. West wind around 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. East wind 3 to 6 mph.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 60. Southeast wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 60 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers. Low around 52. Chance of precipitation is 90%.

    Low: 52 °F

    Showers

  • Monday

    Monday: Showers. High near 70. Breezy. Chance of precipitation is 100%.

    High: 70 °F

    Showers
    Likely then
    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers, mainly before 2am. Low around 32. Chance of precipitation is 80%.

    Low: 32 °F

    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 54. Breezy, with a south wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.
Tonight
Mostly clear, with a low around 41. Southwest wind 10 to 17 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 57. West wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 42. East wind 3 to 6 mph.
Sunday
Mostly cloudy, with a high near 60. Southeast wind 8 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Showers. Low around 52. Chance of precipitation is 90%.
Monday
Showers. High near 70. Breezy. Chance of precipitation is 100%.
Monday Night
Showers, mainly before 2am. Low around 32. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.84°N 77.21°W (Elev. 299 ft)
Last Update:
4:53 am EDT Mar 13, 2026
Forecast Valid:
5am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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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