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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

A Few Clouds and Breezy

21°F

-6°C

Humidity 41%
Wind Speed NW 21 G 31 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 28 Jan 10:52 pm EST
Extended Forecast for

Idylwood VA

Cold Weather Advisory January 28, 11:04pm until January 29, 11:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 28, 11:04pm until January 29, 11:00am

    NOW until 11:00am Thu

    Cold Weather Advisory

  • Tonight

    Low: 6 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 22. Wind chill values as low as -6. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 22 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 6. Wind chill values as low as -2. Northwest wind around 6 mph.

    Low: 6 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 20. Wind chill values as low as -3. Northwest wind around 6 mph.

    High: 20 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow. Mostly cloudy, with a low around 8. Calm wind becoming north 5 to 7 mph in the evening. Chance of precipitation is 20%.

    Low: 8 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 30%.

    High: 18 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.

    Low: 12 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 23. Blustery.

    High: 23 °F

    Partly Sunny
    and Blustery

Detailed Forecast

Tonight
Mostly clear, with a low around 6. Wind chill values as low as -3. Northwest wind around 6 mph.
Thursday
Sunny, with a high near 22. Wind chill values as low as -6. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 6. Wind chill values as low as -2. Northwest wind around 6 mph.
Friday
Mostly sunny, with a high near 20. Wind chill values as low as -3. Northwest wind around 6 mph.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 8. Calm wind becoming north 5 to 7 mph in the evening. Chance of precipitation is 20%.
Saturday
A chance of snow. Mostly cloudy, with a high near 18. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 12. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 23. Blustery.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Idylwood VA
 38.88°N 77.2°W (Elev. 397 ft)
Last Update:
9:53 pm EST Jan 28, 2026
Forecast Valid:
11pm EST Jan 28, 2026-6pm EST Feb 4, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation