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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Mostly Cloudy

43°F

6°C

Humidity 34%
Wind Speed S 6 mph
Barometer 30.08 in (1018.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 22 Jan 12:55 am EST
Extended Forecast for

Occoquan VA

  • Overnight

    Overnight: Partly cloudy, with a low around 35. South wind around 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. Northwest wind 3 to 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 45. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 10. North wind around 14 mph, with gusts as high as 24 mph.

    Low: 10 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 1pm. Mostly cloudy, with a high near 21. Chance of precipitation is 20%.

    High: 21 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 15. Chance of precipitation is 100%.

    Low: 15 °F

    Heavy Snow

  • Sunday

    Sunday: Snow and sleet. High near 24. Chance of precipitation is 100%.

    High: 24 °F

    Snow/Sleet

  • Sunday Night

    Sunday Night: Snow, freezing rain, and sleet likely before 1am, then a chance of snow. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.

    Low: 16 °F

    Wintry Mix
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 35. South wind around 10 mph.
Thursday
Mostly sunny, with a high near 51. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 28. Northwest wind 3 to 5 mph.
Friday
Partly sunny, with a high near 45. Calm wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 10. North wind around 14 mph, with gusts as high as 24 mph.
Saturday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 21. Chance of precipitation is 20%.
Saturday Night
Snow. The snow could be heavy at times. Low around 15. Chance of precipitation is 100%.
Sunday
Snow and sleet. High near 24. Chance of precipitation is 100%.
Sunday Night
Snow, freezing rain, and sleet likely before 1am, then a chance of snow. Mostly cloudy, with a low around 16. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 27.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Sunny, with a high near 28.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
Partly sunny, with a high near 31.
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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 am EST Jan 22, 2026
Forecast Valid:
1am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
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Additional Resources

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Chance of Precipitation