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 45%
Wind Speed NW 3 mph
Barometer 30.27 in (1025.5 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 30 Jan 10:55 pm EST
Extended Forecast for

Mount Vernon VA

Cold Weather Advisory until January 31, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 31, 11:00am

    NOW until 11:00am Sat

    Cold Weather Advisory

  • Tonight

    Low: 7 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 1pm.  Mostly cloudy, with a high near 21. Wind chill values as low as -3. North wind 6 to 10 mph.  Chance of precipitation is 20%.

    High: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow before 1am.  Cloudy, with a low around 12. Wind chill values as low as -3. North wind 10 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 20%.

    Low: 12 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 27. Wind chill values as low as -4. Northwest wind 15 to 18 mph, with gusts as high as 32 mph.

    High: 27 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16. Northwest wind 10 to 13 mph, with gusts as high as 28 mph.

    Low: 16 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 7. Wind chill values as low as -1. North wind around 5 mph.
Saturday
A slight chance of snow after 1pm. Mostly cloudy, with a high near 21. Wind chill values as low as -3. North wind 6 to 10 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of snow before 1am. Cloudy, with a low around 12. Wind chill values as low as -3. North wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 27. Wind chill values as low as -4. Northwest wind 15 to 18 mph, with gusts as high as 32 mph.
Sunday Night
Mostly clear, with a low around 16. Northwest wind 10 to 13 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Wednesday
A chance of snow. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 16.
Friday
Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon VA
 38.72°N 77.11°W (Elev. 36 ft)
9:53 pm EST Jan 30, 2026
11pm EST Jan 30, 2026-6pm EST Feb 6, 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