Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Watauga County Hospital Heliport (KTNB)

Lat: 36.2°NLon: 81.65°WElev: 3146ft.

Light Snow and Windy

16°F

-9°C

Humidity 82%
Wind Speed NW 26 G 39 mph
Barometer 29.82 in
Dewpoint 12°F (-11°C)
Visibility 4.00 mi
Wind Chill-3°F (-19°C)
Last update 30 Dec 4:15 am EST
Extended Forecast for

6 Miles SW Mountain City TN

  • Overnight

    Overnight: A chance of flurries.  Cloudy, with a low around 13. Wind chill values between -3 and 2. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.

    Low: 13 °F

    Chance
    Flurries and
    Breezy

  • Tuesday

    Tuesday: A chance of flurries before 9am.  Cloudy through mid morning, then gradual clearing, with a high near 27. Wind chill values between -4 and 6. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 27 °F

    Chance
    Flurries and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 16. Wind chill values between 1 and 11. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Wind chill values between 2 and 12. West wind around 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. West wind around 15 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 36. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Southwest wind 5 to 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of flurries. Cloudy, with a low around 13. Wind chill values between -3 and 2. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.
Tuesday
A chance of flurries before 9am. Cloudy through mid morning, then gradual clearing, with a high near 27. Wind chill values between -4 and 6. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 16. Wind chill values between 1 and 11. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 35. Wind chill values between 2 and 12. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 26. West wind around 15 mph, with gusts as high as 30 mph.
New Year's Day
Mostly cloudy, with a high near 36. West wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 27. Southwest wind 5 to 10 mph.
Friday
Mostly cloudy, with a high near 48.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 36.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 47.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Mountain City TN
 36.42°N 81.89°W (Elev. 3343 ft)
3:51 am EST Dec 30, 2025
4am EST Dec 30, 2025-6pm EST Jan 5, 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