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

46°F

8°C

Humidity 56%
Wind Speed NW 15 G 21 mph
Barometer 29.90 in (1012.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 11 Jan 7:55 am EST
Extended Forecast for

Merrifield VA

  • Today

    Today: A chance of rain and snow showers between noon and 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 46. Breezy, with a west wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 50%.

    High: 46 °F

    Mostly Sunny
    then Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 29. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 40 mph.

    Low: 29 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 45. Northwest wind around 8 mph becoming southwest in the afternoon.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Southwest wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 49. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 52.

    High: 52 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain before 1pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance Rain

Detailed Forecast

Today
A chance of rain and snow showers between noon and 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 46. Breezy, with a west wind 7 to 12 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 50%.
Tonight
Mostly clear, with a low around 29. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 40 mph.
Monday
Sunny, with a high near 45. Northwest wind around 8 mph becoming southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 30. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 49. Calm wind becoming south 5 to 9 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Cloudy, with a high near 52.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of rain before 1pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 41.
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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:
6:53 am EST Jan 11, 2026
Forecast Valid:
8am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation