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.

Fair

44°F

7°C

Humidity 43%
Wind Speed NW 18 G 32 mph
Barometer 29.79 in (1009.1 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 23 Feb 2:55 pm EST
Extended Forecast for

Fairfax Station VA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 13 to 18 mph, with gusts as high as 32 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 40. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow after 1am, mixing with rain after 4am. Increasing clouds, with a low around 32. South wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. Southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Partly cloudy, with a low around 37. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.

    High: 48 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Rain Likely

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 24. Northwest wind 13 to 18 mph, with gusts as high as 32 mph.
Tuesday
Sunny, with a high near 40. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of snow after 1am, mixing with rain after 4am. Increasing clouds, with a low around 32. South wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 54. Southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
A slight chance of rain after 1am. Partly cloudy, with a low around 37. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 48. Chance of precipitation is 70%.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfax Station VA
 38.8°N 77.3°W (Elev. 348 ft)
Last Update:
12:53 pm EST Feb 23, 2026
Forecast Valid:
3pm EST Feb 23, 2026-6pm EST Mar 2, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation