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.

Overcast

54°F

12°C

Humidity 52%
Wind Speed SE 6 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 25 Mar 10:55 pm EDT
Extended Forecast for

Merrifield VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. South wind around 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain before 7pm, then a chance of rain after 2am. Increasing clouds, with a low around 56. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 56 °F

    Partly 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 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 8pm. Low around 33. North wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 33 °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 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. South wind around 10 mph.
Thursday
Mostly sunny, with a high near 75. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
A slight chance of rain before 7pm, then a chance of rain after 2am. Increasing clouds, with a low around 56. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
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 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain, mainly before 8pm. Low around 33. North wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A chance of rain. Partly sunny, with a high near 69. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Wednesday
A chance of rain. Partly sunny, with a high near 76. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merrifield VA
 38.87°N 77.26°W (Elev. 299 ft)
Last Update:
10:55 pm EDT Mar 25, 2026
Forecast Valid:
11pm EDT Mar 25, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation