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

28°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 30.08 in (1019.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 4 Dec 12:55 am EST
Extended Forecast for

Annandale VA

  • Overnight

    Overnight: Mostly clear, with a low around 27. Light and variable wind.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, then becoming sunny during the afternoon, with a high near 43. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 23. Northwest wind 5 to 9 mph becoming light and variable after midnight.

    Low: 23 °F

    Increasing
    Clouds

  • Friday

    Friday: Snow likely, mainly after 7am. Cloudy, with a high near 32. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Friday Night

    Friday Night: A slight chance of snow, mixing with freezing rain after 10pm, then gradually ending. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 20%.

    Low: 25 °F

    Slight Chance
    Wintry Mix

  • Saturday

    Saturday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Saturday Night

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

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 27. Light and variable wind.
Thursday
Mostly cloudy, then becoming sunny during the afternoon, with a high near 43. Light northwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Increasing clouds, with a low around 23. Northwest wind 5 to 9 mph becoming light and variable after midnight.
Friday
Snow likely, mainly after 7am. Cloudy, with a high near 32. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of snow, mixing with freezing rain after 10pm, then gradually ending. Mostly cloudy, with a low around 25. Calm wind. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 45.
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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 Dec 4, 2025
Forecast Valid:
1am EST Dec 4, 2025-6pm EST Dec 10, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation