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.

Partly Cloudy

55°F

13°C

Humidity 29%
Wind Speed S 15 G 24 mph
Barometer 29.89 in (1012.5 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 13 Mar 2:55 pm EDT
Extended Forecast for

Fairfax Station VA

Wind Advisory March 13, 04:01pm until March 13, 07:00pm
Click here for hazard details and duration
...
  •  
    Wind Advisory March 13, 04:01pm until March 13, 07:00pm

    NOW until 7:00pm Fri

    Wind Advisory

  • Tonight

    Low: 42 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 57. West wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. North wind around 5 mph becoming light and variable.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. Southeast wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 58 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain. Low around 52. Southeast wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    Low: 52 °F

    Rain

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 69. Breezy. Chance of precipitation is 100%.

    High: 69 °F

    Breezy.
    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Low around 31. Breezy. Chance of precipitation is 80%.

    Low: 31 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 42. Breezy, with a west wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 46 mph.
Saturday
Mostly sunny, with a high near 57. West wind 8 to 14 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 40. North wind around 5 mph becoming light and variable.
Sunday
Mostly cloudy, with a high near 58. Southeast wind 6 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Rain. Low around 52. Southeast wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Monday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 69. Breezy. Chance of precipitation is 100%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Low around 31. Breezy. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairfax Station VA
 38.79°N 77.33°W (Elev. 410 ft)
Last Update:
3:58 pm EDT Mar 13, 2026
Forecast Valid:
4pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation