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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Annandale VASimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 35. Light northwest wind.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Southeast wind 3 to 6 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 1pm. Cloudy, with a high near 59. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 59 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 54. South wind around 7 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 64. Chance of precipitation is 100%.

    High: 64 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 1am. Cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Rain Likely

  • 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

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Light northwest wind.
Thursday
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 53. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 40. Southeast wind 3 to 6 mph.
Friday
A chance of rain after 1pm. Cloudy, with a high near 59. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 54. South wind around 7 mph. Chance of precipitation is 70%.
Saturday
Rain. High near 64. Chance of precipitation is 100%.
Saturday Night
Rain likely, mainly before 1am. Cloudy, with a low around 44. Chance of precipitation is 70%.
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
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Annandale VASimilar City Names
 38.84°N 77.21°W (Elev. 299 ft)
Last Update:
9:53 pm EST Jan 7, 2026
Forecast Valid:
11pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation