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

20°F

-7°C

Humidity 76%
Wind Speed W 41 G 55 mph
Barometer 29.83 in
Dewpoint 14°F (-10°C)
Visibility 5.00 mi
Wind Chill-1°F (-18°C)
Last update 29 Dec 10:55 pm EST
Extended Forecast for

3 Miles ESE Mountain City TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 15. Wind chill values between zero and 5. Breezy, with a west wind around 20 mph, with gusts as high as 40 mph.

    Low: 15 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 29. Wind chill values between -2 and 8. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 29 °F

    Decreasing
    Clouds and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 18. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 18 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. West wind around 15 mph, with gusts as high as 30 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 39. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. West wind around 5 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Showers likely, mainly after 1am.  Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 15. Wind chill values between zero and 5. Breezy, with a west wind around 20 mph, with gusts as high as 40 mph.
Tuesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 29. Wind chill values between -2 and 8. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday Night
Increasing clouds, with a low around 18. West wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
Mostly sunny, with a high near 37. West wind around 15 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 27. West wind 10 to 15 mph, with gusts as high as 30 mph.
New Year's Day
Mostly cloudy, with a high near 39. West wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 28. West wind around 5 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, with a high near 48.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 48.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Mountain City TN
 36.45°N 81.74°W (Elev. 2995 ft)
6:06 pm EST Dec 29, 2025
11pm EST Dec 29, 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