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

40°F

4°C

Humidity 68%
Wind Speed S 5 mph
Barometer 30.06 in (1018.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 7 Dec 2:55 pm EST
Extended Forecast for

Occoquan VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Calm wind becoming north 5 to 9 mph after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 33. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 33 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North wind around 6 mph becoming calm in the evening.

    Low: 18 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. South wind 8 to 10 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.

    Low: 29 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. Calm wind becoming north 5 to 9 mph after midnight.
Monday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 33. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 38. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 31. South wind 8 to 10 mph.
Wednesday
Mostly cloudy, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Partly sunny, with a high near 46.
Thursday Night
A chance of rain before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Friday
A chance of rain and snow before 1pm. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Occoquan VA
 38.69°N 77.26°W (Elev. 59 ft)
Last Update:
12:53 pm EST Dec 7, 2025
Forecast Valid:
3pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation