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 >

Hazardous Weather Conditions

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair and Breezy

17°F

-8°C

Humidity 42%
Wind Speed NW 23 G 31 mph
Barometer 29.98 in (1015.6 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 1 Feb 9:55 am EST
Extended Forecast for

Mount Vernon VA

  • Today

    Today: Mostly sunny, with a high near 25. Blustery, with a northwest wind 18 to 20 mph, with gusts as high as 34 mph.

    High: 25 °F

    Mostly Sunny
    and Blustery

  • Tonight

    Tonight: Mostly clear, with a low around 13. Wind chill values as low as -1. Northwest wind 11 to 15 mph, with gusts as high as 29 mph.

    Low: 13 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. Wind chill values as low as -1. Northwest wind 7 to 11 mph, with gusts as high as 22 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.  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

  • Thursday

    Thursday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 25. Blustery, with a northwest wind 18 to 20 mph, with gusts as high as 34 mph.
Tonight
Mostly clear, with a low around 13. Wind chill values as low as -1. Northwest wind 11 to 15 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 34. Wind chill values as low as -1. Northwest wind 7 to 11 mph, with gusts as high as 22 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. 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 32.
Thursday Night
Mostly clear, with a low around 16.
Friday
A chance of snow. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.72°N 77.11°W (Elev. 36 ft)
10:50 am EST Feb 1, 2026
11am EST Feb 1, 2026-6pm EST Feb 7, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database