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

30°F

-1°C

Humidity 93%
Wind Speed Calm
Barometer 30.13 in (1020.6 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 8 Jan 5:55 am EST
Extended Forecast for

Annandale VA

  • Today

    Today: Mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Southeast wind 3 to 6 mph.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 1pm. Increasing clouds, with a high near 59. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 59 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain. Low around 52. South wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Rain

  • Saturday

    Saturday: Rain. High near 64. East wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%.

    High: 64 °F

    Rain

  • Saturday Night

    Saturday Night: Rain, mainly before 1am. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Sunday

    Sunday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 53. Light and variable wind.
Tonight
Mostly cloudy, with a low around 39. Southeast wind 3 to 6 mph.
Friday
A chance of rain after 1pm. Increasing clouds, with a high near 59. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday Night
Rain. Low around 52. South wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 64. East wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%.
Saturday Night
Rain, mainly before 1am. Low around 44. Chance of precipitation is 80%.
Sunday
Mostly cloudy, with a high near 51.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 49.
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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:
5:45 am EST Jan 8, 2026
Forecast Valid:
6am EST Jan 8, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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