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

37°F

3°C

Humidity 73%
Wind Speed Calm
Barometer 30.18 in (1022.3 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 25 Dec 3:55 am EST
Extended Forecast for

Annandale VA

  • Christmas Day

    Christmas Day: Scattered showers, mainly before 11am. Partly sunny, with a high near 54. South wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 30%.

    High: 54 °F

    Scattered
    Showers then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. North wind 6 to 9 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Sleet likely after 1pm, mixing with rain after 4pm. Increasing clouds, with a high near 34. Northeast wind 5 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New sleet accumulation of less than a half inch possible.

    High: 34 °F

    Mostly Cloudy
    then
    Rain/Sleet
    Likely

  • Friday Night

    Friday Night: Rain, mainly before 1am. Low around 34. Southeast wind 5 to 7 mph becoming northeast after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain

  • Saturday

    Saturday: Patchy drizzle before 1pm. Mostly cloudy, with a high near 44. North wind 5 to 7 mph.

    High: 44 °F

    Patchy
    Drizzle

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 1pm. Cloudy, with a high near 48. Chance of precipitation is 30%.

    High: 48 °F

    Cloudy then
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 1am. Cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • Monday

    Monday: A chance of rain before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 50%.

    High: 57 °F

    Chance Rain

Detailed Forecast

Christmas Day
Scattered showers, mainly before 11am. Partly sunny, with a high near 54. South wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 29. North wind 6 to 9 mph.
Friday
Sleet likely after 1pm, mixing with rain after 4pm. Increasing clouds, with a high near 34. Northeast wind 5 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New sleet accumulation of less than a half inch possible.
Friday Night
Rain, mainly before 1am. Low around 34. Southeast wind 5 to 7 mph becoming northeast after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Patchy drizzle before 1pm. Mostly cloudy, with a high near 44. North wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
A chance of rain after 1pm. Cloudy, with a high near 48. Chance of precipitation is 30%.
Sunday Night
Rain likely, mainly after 1am. Cloudy, with a low around 43. Chance of precipitation is 60%.
Monday
A chance of rain before 1pm. Mostly cloudy, with a high near 57. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Sunny, with a high near 34.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.82°N 77.21°W (Elev. 331 ft)
Last Update:
3:53 am EST Dec 25, 2025
Forecast Valid:
4am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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Additional Resources

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Chance of Precipitation