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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

A Few Clouds

28°F

-2°C

Humidity 55%
Wind Speed SW 8 G 17 mph
Barometer 30.12 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 30 Dec 12:35 pm EST
Extended Forecast for

Sams Gap NC

  • This Afternoon

    This Afternoon: Sunny, with a high near 22. Northwest wind around 10 mph, with gusts as high as 25 mph.

    High: 22 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 16. Wind chill values between 4 and 9. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 33. West wind around 10 mph, with gusts as high as 25 mph.

    High: 33 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 25. West wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Increasing
    Clouds

  • New Year's Day

    New Year's Day: A chance of flurries after 1pm. Partly sunny, with a high near 34. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 34 °F

    Chance
    Flurries

  • Thursday Night

    Thursday Night: A chance of flurries before 1am. Mostly cloudy, with a low around 26. West wind around 5 mph becoming southwest in the evening.

    Low: 26 °F

    Chance
    Flurries

  • Friday

    Friday: Mostly cloudy, with a high near 44. West wind around 5 mph.

    High: 44 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 45.

    High: 45 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 22. Northwest wind around 10 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 16. Wind chill values between 4 and 9. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 33. West wind around 10 mph, with gusts as high as 25 mph.
Wednesday Night
Increasing clouds, with a low around 25. West wind 10 to 15 mph, with gusts as high as 30 mph.
New Year's Day
A chance of flurries after 1pm. Partly sunny, with a high near 34. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.
Thursday Night
A chance of flurries before 1am. Mostly cloudy, with a low around 26. West wind around 5 mph becoming southwest in the evening.
Friday
Mostly cloudy, with a high near 44. West wind around 5 mph.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 36.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 45.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sams Gap NC
 35.95°N 82.58°W (Elev. 3996 ft)
Last Update:
12:31 pm EST Dec 30, 2025
Forecast Valid:
12pm EST Dec 30, 2025-6pm EST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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