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

34°F

1°C

Humidity 43%
Wind Speed S 7 mph
Barometer 30.10 in (1019.7 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 9 Dec 2:55 pm EST
Extended Forecast for

Accokeek MD

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. South wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly between 9am and 2pm. Mostly cloudy, with a high near 47. Southwest wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 47 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. West wind 11 to 13 mph.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39. West wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. West wind 6 to 9 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow, mainly after 1pm. Partly sunny, with a high near 38. Chance of precipitation is 30%.

    High: 38 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. South wind 9 to 13 mph, with gusts as high as 22 mph.
Wednesday
A chance of rain, mainly between 9am and 2pm. Mostly cloudy, with a high near 47. Southwest wind 13 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 34. West wind 11 to 13 mph.
Thursday
Mostly sunny, with a high near 39. West wind 11 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 29. West wind 6 to 9 mph.
Friday
A chance of snow, mainly after 1pm. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 44.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Sunday
A chance of snow before 1pm. Mostly sunny, with a high near 40. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 21.
Monday
Sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Accokeek MD
 38.68°N 77°W (Elev. 62 ft)
Last Update:
3:01 pm EST Dec 9, 2025
Forecast Valid:
3pm EST Dec 9, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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