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.

Mostly Cloudy

49°F

9°C

Humidity 78%
Wind Speed W 3 mph
Barometer 29.74 in (1007.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 6 Jan 4:55 pm EST
Extended Forecast for

La Plata MD

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 43. Southwest wind around 7 mph.

    Low: 43 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 58. Northwest wind 6 to 11 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Calm wind becoming south around 6 mph in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 42. South wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain. Cloudy, with a high near 63. Chance of precipitation is 40%.

    High: 63 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 54. Chance of precipitation is 70%.

    Low: 54 °F

    Chance Rain
    then Rain
    Likely

  • Saturday

    Saturday: Rain. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 1am. Cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 43. Southwest wind around 7 mph.
Wednesday
Sunny, with a high near 58. Northwest wind 6 to 11 mph.
Wednesday Night
Mostly clear, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 54. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 42. South wind around 7 mph.
Friday
A chance of rain. Cloudy, with a high near 63. Chance of precipitation is 40%.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 54. Chance of precipitation is 70%.
Saturday
Rain. High near 65. Chance of precipitation is 80%.
Saturday Night
Rain likely, mainly before 1am. Cloudy, with a low around 45. Chance of precipitation is 60%.
Sunday
A chance of rain before 1pm. Partly sunny, with a high near 53. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
La Plata MD
 38.53°N 76.97°W (Elev. 148 ft)
Last Update:
3:53 pm EST Jan 6, 2026
Forecast Valid:
5pm EST Jan 6, 2026-6pm EST Jan 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation