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

52°F

11°C

Humidity 18%
Wind Speed W 8 G 17 mph
Barometer 30.44 in (1031.1 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 28 Mar 5:55 pm EDT
Extended Forecast for

Annandale VA

  • Tonight

    Tonight: Clear, with a low around 33. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 61. South wind 5 to 15 mph, with gusts as high as 24 mph.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. Southwest wind 11 to 13 mph, with gusts as high as 22 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Mostly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

Detailed Forecast

Tonight
Clear, with a low around 33. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Sunday
Mostly sunny, with a high near 61. South wind 5 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 48. South wind around 11 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 72. Southwest wind 11 to 13 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Rain likely after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
Wednesday Night
Rain. Low around 48. Chance of precipitation is 80%.
Thursday
Rain likely, mainly after 2pm. Cloudy, with a high near 54. Chance of precipitation is 60%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Friday
Rain likely. Cloudy, with a high near 53. Chance of precipitation is 70%.
Friday Night
Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.82°N 77.21°W (Elev. 331 ft)
Last Update:
4:53 pm EDT Mar 28, 2026
Forecast Valid:
6pm EDT Mar 28, 2026-6pm EDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation