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.

Overcast

37°F

3°C

Humidity 56%
Wind Speed SE 6 mph
Barometer 30.37 in (1028.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 30 Nov 2:55 am EST
Extended Forecast for

Annandale VA

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. South wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain and snow likely before 3pm, then a slight chance of rain between 3pm and 4pm. Mostly cloudy, with a high near 44. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. Southwest wind 6 to 10 mph becoming northwest in the evening. Winds could gust as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 44. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 44 °F

    Sunny

  • Monday Night

    Monday Night: Snow likely after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 30. Light south wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain and snow, becoming all rain after 10am. High near 41. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. South wind around 6 mph.
Sunday
Rain and snow likely before 3pm, then a slight chance of rain between 3pm and 4pm. Mostly cloudy, with a high near 44. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 30. Southwest wind 6 to 10 mph becoming northwest in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 44. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Monday Night
Snow likely after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 30. Light south wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
Rain and snow, becoming all rain after 10am. High near 41. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly cloudy, with a high near 35.
Friday Night
Snow and freezing rain likely. Cloudy, with a low around 28. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.82°N 77.24°W (Elev. 292 ft)
Last Update:
12:53 am EST Nov 30, 2025
Forecast Valid:
3am EST Nov 30, 2025-6pm EST Dec 6, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation