Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

15°F

-9°C

Humidity 52%
Wind Speed NW 14 G 23 mph
Barometer 29.95 in (1014.6 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 1 Feb 7:55 am EST
Extended Forecast for

Mount Vernon VA

Cold Weather Advisory February 1, 09:12am until February 1, 01:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 1, 09:12am until February 1, 01:00pm

    NOW until 1:00pm Sun

    Cold Weather Advisory

  • Today

    High: 25 °F

    Mostly Sunny
    and Blustery

  • Tonight

    Tonight: Mostly clear, with a low around 13. Wind chill values as low as zero. Northwest wind 11 to 14 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. Wind chill values as low as zero. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. West wind around 6 mph becoming calm  in the evening.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 38. Light west wind.

    High: 38 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly after 1am.  Mostly cloudy, with a low around 25. Chance of precipitation is 40%.

    Low: 25 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 25. Wind chill values as low as -1. Blustery, with a northwest wind 17 to 20 mph, with gusts as high as 38 mph.
Tonight
Mostly clear, with a low around 13. Wind chill values as low as zero. Northwest wind 11 to 14 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 34. Wind chill values as low as zero. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 16. West wind around 6 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 38. Light west wind.
Tuesday Night
A chance of snow, mainly after 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Sunny, with a high near 31.
Thursday Night
Mostly clear, with a low around 15.
Friday
A chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.72°N 77.11°W (Elev. 36 ft)
9:04 am EST Feb 1, 2026
9am EST Feb 1, 2026-6pm EST Feb 7, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database