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

37°F

3°C

Humidity 49%
Wind Speed W 7 mph
Barometer 30.31 in (1026.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Jan 8:55 am EST
Extended Forecast for

2 Miles S Accokeek MD

  • Today

    Today: Sunny, with a high near 46. West wind 6 to 8 mph becoming southwest in the afternoon.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 28. South wind around 6 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain. Mostly cloudy, with a high near 52. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.

    Low: 35 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.

    High: 41 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.

    Low: 21 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 46. West wind 6 to 8 mph becoming southwest in the afternoon.
Tonight
Mostly clear, with a low around 28. South wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 50. Calm wind becoming south 5 to 9 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 38. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 52. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Thursday
A chance of rain before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 24.
Saturday
Mostly sunny, with a high near 43.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Accokeek MD
 38.64°N 77.01°W (Elev. 154 ft)
Last Update:
6:53 am EST Jan 12, 2026
Forecast Valid:
9am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation