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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

Overcast

25°F

-4°C

Humidity 40%
Wind Speed W 7 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 28 Jan 2:52 pm EST
Extended Forecast for

Idylwood VA

Cold Weather Advisory January 28, 07:00pm until January 29, 11:00am
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 22. West wind around 6 mph. Chance of precipitation is 30%.

    High: 22 °F

    Chance Snow

  • Tonight

    Tonight: A chance of snow, mainly before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 6. Wind chill values as low as -3. Calm wind becoming northwest around 6 mph in the evening. Chance of precipitation is 30%.

    Low: 6 °F

    Chance Snow

  • 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. 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. 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

This Afternoon
A chance of snow, mainly after 5pm. Mostly cloudy, with a high near 22. West wind around 6 mph. Chance of precipitation is 30%.
Tonight
A chance of snow, mainly before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 6. Wind chill values as low as -3. Calm wind becoming northwest around 6 mph in the evening. Chance of precipitation is 30%.
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. Northwest wind around 6 mph.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 8. 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:
12:54 pm EST Jan 28, 2026
Forecast Valid:
3pm EST Jan 28, 2026-6pm EST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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