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

Tracking Winter Storm and Severe Weather Impacts Through This Weekend

Heavy mountain snow will continue into Thursday afternoon across the Cascades. Two fast moving storms will track from the southern Rockies to the Great Lakes Thursday and then Friday into Sunday with areas of gusty winds, and heavy snow. In the Southeast U.S., severe thunderstorms and heavy to excessive rainfall are forecast on Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

48°F

9°C

Humidity 71%
Wind Speed E 7 mph
Barometer 30.07 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 8 Jan 3:15 am EST
Extended Forecast for

Erwin TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 64 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A slight chance of showers between 3am and 4am. Cloudy, then gradually becoming partly cloudy, with a low around 53. Southeast wind around 5 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 1pm. Cloudy, with a high near 67. South wind around 5 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 67 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers. Low around 57. Calm wind becoming southeast around 5 mph. Winds could gust as high as 30 mph. Chance of precipitation is 90%.

    Low: 57 °F

    Showers

  • Saturday

    Saturday: Showers. High near 65. South wind around 5 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 35. West wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. Calm wind.
Thursday
Increasing clouds, with a high near 64. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
A slight chance of showers between 3am and 4am. Cloudy, then gradually becoming partly cloudy, with a low around 53. Southeast wind around 5 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday
Showers likely, mainly after 1pm. Cloudy, with a high near 67. South wind around 5 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Friday Night
Showers. Low around 57. Calm wind becoming southeast around 5 mph. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Saturday
Showers. High near 65. South wind around 5 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Saturday Night
A 40 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 35. West wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Erwin TN
 36.14°N 82.42°W (Elev. 1726 ft)
Last Update:
12:32 am EST Jan 8, 2026
Forecast Valid:
3am EST Jan 8, 2026-6pm EST Jan 14, 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