National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies

A storm system moving eastward will bring widespread showers and thunderstorms over parts of the Northern Plains to the Southern Plains and Upper Great Lakes through Friday. Heavy snow will continue over parts of the Northern Rockies. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

55°F

13°C

Humidity 76%
Wind Speed Calm
Barometer 29.98 in (1015.5 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Oct 11:55 pm EDT
Extended Forecast for

Annandale VA

  • Overnight

    Overnight: Clear, with a low around 45. North wind around 9 mph, with gusts as high as 18 mph.

    Low: 45 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 62. North wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 41. North wind 6 to 8 mph.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 62. North wind around 8 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 45. North wind around 9 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 62. North wind 8 to 14 mph, with gusts as high as 25 mph.
Thursday Night
Clear, with a low around 41. North wind 6 to 8 mph.
Friday
Sunny, with a high near 62. North wind around 8 mph.
Friday Night
Mostly clear, with a low around 44. Calm wind.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Sunday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 65.
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 77.18°W (Elev. 374 ft)
Last Update:
10:29 pm EDT Oct 15, 2025
Forecast Valid:
12am EDT Oct 16, 2025-6pm EDT Oct 22, 2025
 
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