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 28%
Wind Speed S 8 mph
Barometer 29.96 in (1014.9 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 13 Jan 12:55 pm EST
Extended Forecast for

Annandale VA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 52. South wind around 10 mph, with gusts as high as 21 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain before 10am, then a slight chance of rain after 4pm. Cloudy, with a high near 52. Southwest wind around 6 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am, then a chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 24. Light and variable wind becoming northwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 24 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 31. Northwest wind 13 to 15 mph, with gusts as high as 28 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 52. South wind around 10 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 41. Southwest wind 8 to 11 mph, with gusts as high as 23 mph.
Wednesday
A slight chance of rain before 10am, then a slight chance of rain after 4pm. Cloudy, with a high near 52. Southwest wind around 6 mph. Chance of precipitation is 20%.
Wednesday Night
Rain likely before 1am, then a chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 24. Light and variable wind becoming northwest 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 31. Northwest wind 13 to 15 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 18.
Friday
Mostly sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 19.
M.L.King Day
Mostly sunny, with a high near 34.
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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:
12:54 pm EST Jan 13, 2026
Forecast Valid:
1pm EST Jan 13, 2026-6pm EST Jan 19, 2026
 
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