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

53°F

12°C

Humidity 22%
Wind Speed SE 8 mph
Barometer 30.33 in (1027.4 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 24 Mar 4:55 pm EDT
Extended Forecast for

Annandale VA

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Calm wind becoming south around 5 mph after midnight.

    Low: 37 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 59. South wind 5 to 9 mph.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. South wind 7 to 9 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 74. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 74 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain likely after 2am. Mostly cloudy, with a low around 55. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 55 °F

    Partly Cloudy
    then Rain
    Likely

  • Friday

    Friday: Rain likely. Cloudy, with a high near 63. Chance of precipitation is 70%.

    High: 63 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 37. Calm wind becoming south around 5 mph after midnight.
Wednesday
Partly sunny, with a high near 59. South wind 5 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 49. South wind 7 to 9 mph.
Thursday
Partly sunny, with a high near 74. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Rain likely after 2am. Mostly cloudy, with a low around 55. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Friday
Rain likely. Cloudy, with a high near 63. Chance of precipitation is 70%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.82°N 77.21°W (Elev. 331 ft)
Last Update:
4:53 pm EDT Mar 24, 2026
Forecast Valid:
5pm EDT Mar 24, 2026-6pm EDT Mar 31, 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