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.

Partly Cloudy

44°F

7°C

Humidity 29%
Wind Speed NW 14 G 18 mph
Barometer 29.96 in (1014.9 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 17 Mar 2:55 pm EDT
Extended Forecast for

Annandale VA

  • This Afternoon

    This Afternoon: Isolated snow showers. Mostly cloudy, with a high near 42. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 42 °F

    Isolated Snow
    Showers

  • Tonight

    Tonight: Isolated snow showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Isolated Snow
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. Calm wind becoming south around 6 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. South wind around 5 mph.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54. South wind 3 to 7 mph.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Rain

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Isolated snow showers. Mostly cloudy, with a high near 42. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tonight
Isolated snow showers before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 42. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 31. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 54. South wind 3 to 7 mph.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
Partly sunny, with a high near 70.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Mostly sunny, with a high near 49.
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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:
2:24 pm EDT Mar 17, 2026
Forecast Valid:
4pm EDT Mar 17, 2026-6pm EDT Mar 24, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation