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Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

44°F

7°C

Humidity 69%
Wind Speed S 3 mph
Barometer 30.05 in (1017.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 28 Dec 1:55 pm EST
Extended Forecast for

Annandale VA

Wind Advisory December 29, 09:00am until December 30, 01:00am
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Cloudy, with a high near 43. South wind around 10 mph, with gusts as high as 21 mph.

    High: 43 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a temperature rising to around 52 by 4am. South wind 10 to 14 mph, with gusts as high as 29 mph.

    Low: 42 °F⇑

    Cloudy

  • Monday

    Monday: A chance of showers, mainly before 10am. Cloudy, then gradual clearing during the afternoon, with a temperature rising to near 58 by 11am, then falling to around 41 during the remainder of the day. Windy, with a southwest wind 17 to 22 mph becoming west 24 to 29 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 50%.

    High: 58 °F⇓

    Chance
    Showers and
    Breezy then
    Mostly Sunny
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Breezy, with a west wind 21 to 24 mph, with gusts as high as 48 mph.

    Low: 27 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 36. Breezy, with a west wind 15 to 22 mph, with gusts as high as 36 mph.

    High: 36 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 27 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Cloudy, with a high near 43. South wind around 10 mph, with gusts as high as 21 mph.
Tonight
Cloudy, with a temperature rising to around 52 by 4am. South wind 10 to 14 mph, with gusts as high as 29 mph.
Monday
A chance of showers, mainly before 10am. Cloudy, then gradual clearing during the afternoon, with a temperature rising to near 58 by 11am, then falling to around 41 during the remainder of the day. Windy, with a southwest wind 17 to 22 mph becoming west 24 to 29 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 27. Breezy, with a west wind 21 to 24 mph, with gusts as high as 48 mph.
Tuesday
Sunny, with a high near 36. Breezy, with a west wind 15 to 22 mph, with gusts as high as 36 mph.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 27.
New Year's Day
Mostly cloudy, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 39.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.84°N 77.23°W (Elev. 279 ft)
Last Update:
1:46 pm EST Dec 28, 2025
Forecast Valid:
2pm EST Dec 28, 2025-6pm EST Jan 3, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation