National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Occoquan VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Northwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24. Northwest wind around 9 mph.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 43. Northwest wind 6 to 8 mph.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. Light southwest wind.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. Northwest wind around 10 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 40. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 24. Northwest wind around 9 mph.
Friday
Sunny, with a high near 43. Northwest wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 27. Light southwest wind.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Sunday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Washington's Birthday
A chance of rain before 1pm. Mostly sunny, with a high near 47. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Mostly cloudy, with a high near 58. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Occoquan VA
 38.69°N 77.26°W (Elev. 59 ft)
Last Update:
9:53 pm EST Feb 11, 2026
Forecast Valid:
9pm EST Feb 11, 2026-6pm EST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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