Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

31°F

-1°C

Humidity 38%
Wind Speed E 3 mph
Barometer 29.82 in (1010.2 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 2 Jan 8:55 am EST
Extended Forecast for

Annandale VA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 40. Calm wind becoming west around 5 mph in the afternoon.

    High: 40 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. North wind 3 to 5 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 37. Calm wind.

    High: 37 °F

    Cloudy

  • Saturday Night

    Saturday Night: A slight chance of snow before 1am.  Cloudy, then gradually becoming partly cloudy, with a low around 26. Calm wind.  Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Sunny, with a high near 40. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 40 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 40. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 26. North wind 3 to 5 mph.
Saturday
Cloudy, with a high near 37. Calm wind.
Saturday Night
A slight chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 26. Calm wind. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 40. Light northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 24.
Monday
Mostly cloudy, with a high near 39.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Mostly cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.82°N 77.21°W (Elev. 331 ft)
6:53 am EST Jan 2, 2026
9am EST Jan 2, 2026-6pm EST Jan 8, 2026
 
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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