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.

Mostly Cloudy

52°F

11°C

Humidity 63%
Wind Speed SE 6 mph
Barometer 30.04 in (1017.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 26 Mar 2:55 am EDT
Extended Forecast for

Annandale VA

  • Overnight

    Overnight: Partly cloudy, with a low around 49. South wind around 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain after 5am. Mostly cloudy, with a low around 52. Southwest wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain, mainly after 8am. High near 64. North wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 8pm. Low around 34. North wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Rain then
    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. South wind around 10 mph.
Thursday
Mostly sunny, with a high near 77. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
A chance of rain after 5am. Mostly cloudy, with a low around 52. Southwest wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
Rain, mainly after 8am. High near 64. North wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain, mainly before 8pm. Low around 34. North wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 66.
Monday Night
A chance of rain. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Tuesday
A chance of rain. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Wednesday
A chance of rain. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.84°N 77.21°W (Elev. 299 ft)
Last Update:
2:26 am EDT Mar 26, 2026
Forecast Valid:
3am EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation