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

30°F

-1°C

Humidity 73%
Wind Speed Calm
Barometer 30.27 in (1025.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 1 Dec 7:55 pm EST
Extended Forecast for

Accokeek MD

  • Tonight

    Tonight: Rain likely, possibly mixed with sleet, mainly after 5am. Mostly cloudy, with a low around 32. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. Little or no sleet accumulation expected.

    Low: 32 °F

    Mostly Cloudy
    then
    Rain/Sleet
    Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with sleet before 3pm, then a chance of rain between 3pm and 4pm. High near 41. Calm wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 100%. Little or no sleet accumulation expected.

    High: 41 °F

    Rain/Sleet
    then Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. Northwest wind 9 to 11 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. Northwest wind 5 to 7 mph becoming calm in the afternoon.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31. South wind 3 to 6 mph.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.

    Low: 31 °F

    Chance Snow

Detailed Forecast

Tonight
Rain likely, possibly mixed with sleet, mainly after 5am. Mostly cloudy, with a low around 32. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. Little or no sleet accumulation expected.
Tuesday
Rain, possibly mixed with sleet before 3pm, then a chance of rain between 3pm and 4pm. High near 41. Calm wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 100%. Little or no sleet accumulation expected.
Tuesday Night
Mostly clear, with a low around 29. Northwest wind 9 to 11 mph.
Wednesday
Sunny, with a high near 41. Northwest wind 5 to 7 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 31. South wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 43.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Mostly cloudy, with a high near 36.
Friday Night
A chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Saturday
Partly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Accokeek MD
 38.68°N 77°W (Elev. 62 ft)
Last Update:
6:53 pm EST Dec 1, 2025
Forecast Valid:
8pm EST Dec 1, 2025-6pm EST Dec 8, 2025
 
Forecast Discussion
 
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Additional Resources

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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