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

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

47°F

8°C

Humidity 89%
Wind Speed Calm
Barometer 29.99 in (1015.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 10 Mar 2:55 am EDT
Extended Forecast for

Annandale VA

  • Overnight

    Overnight: Mostly clear, with a low around 50. Light west wind.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 60. South wind 3 to 6 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 80. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before midnight, then a slight chance of rain between midnight and 1am, then showers likely after 1am. Mostly cloudy, with a low around 52. South wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 52 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 54. Breezy. Chance of precipitation is 60%.

    High: 54 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 55. Breezy.

    High: 55 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 50. Light west wind.
Tuesday
Sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 60. South wind 3 to 6 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 80. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers before midnight, then a slight chance of rain between midnight and 1am, then showers likely after 1am. Mostly cloudy, with a low around 52. South wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 54. Breezy. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 55. Breezy.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 66.
Sunday Night
Showers. Low around 47. Chance of precipitation is 80%.
Monday
Showers. High near 57. Chance of precipitation is 80%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Annandale VA
 38.84°N 77.21°W (Elev. 299 ft)
Last Update:
1:54 am EDT Mar 10, 2026
Forecast Valid:
3am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation