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

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

17°F

-8°C

Humidity 54%
Wind Speed NW 14 G 29 mph
Barometer 30.02 in (1016.9 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 31 Jan 11:52 pm EST
Extended Forecast for

Reston VA

Cold Weather Advisory February 1, 12:29am until February 1, 01:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 1, 12:29am until February 1, 01:00pm

    NOW until 1:00pm Sun

    Cold Weather Advisory

  • Overnight

    Low: 10 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 24. Wind chill values as low as -9. Blustery, with a northwest wind 20 to 22 mph, with gusts as high as 38 mph.

    High: 24 °F

    Mostly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14. Wind chill values as low as zero. Northwest wind 15 to 18 mph, with gusts as high as 32 mph.

    Low: 14 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 32. Wind chill values as low as -1. Northwest wind 8 to 14 mph, with gusts as high as 30 mph.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. Northwest wind 3 to 5 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am.  Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 1pm.  Partly sunny, with a high near 32. Chance of precipitation is 30%.

    High: 32 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 10. Wind chill values as low as -7. North wind 16 to 18 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 24. Wind chill values as low as -9. Blustery, with a northwest wind 20 to 22 mph, with gusts as high as 38 mph.
Sunday Night
Mostly clear, with a low around 14. Wind chill values as low as zero. Northwest wind 15 to 18 mph, with gusts as high as 32 mph.
Monday
Sunny, with a high near 32. Wind chill values as low as -1. Northwest wind 8 to 14 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 15. Northwest wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Wednesday
A chance of snow before 1pm. Partly sunny, with a high near 32. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 16.
Friday
A chance of snow. Partly sunny, with a high near 35. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 26.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Reston VA
 38.97°N 77.36°W (Elev. 430 ft)
9:53 pm EST Jan 31, 2026
12am 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