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

Hazardous Weather Conditions

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Overcast

37°F

3°C

Humidity 87%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 4 Dec 6:55 pm EST
Extended Forecast for

Erwin TN

Winter Weather Advisory until December 5, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 5, 07:00am

    NOW until 7:00am Fri

    Winter Weather Advisory

  • Tonight

    Low: 34 °F

    Showers

  • Friday

    Friday: A 50 percent chance of showers, mainly before 8am. Cloudy, with a high near 45. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Showers then
    Cloudy

  • Friday Night

    Friday Night: Cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 48. Calm wind becoming west around 5 mph.

    High: 48 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 51. Calm wind becoming south around 5 mph.

    High: 51 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 32. Calm wind becoming north around 5 mph.

    Low: 32 °F

    Chance
    Showers

  • Monday

    Monday: A chance of rain and snow showers before 8am, then a slight chance of rain showers. Partly sunny, with a high near 41. Chance of precipitation is 30%.

    High: 41 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Showers, mainly after 10pm. Low around 34. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 50 percent chance of showers, mainly before 8am. Cloudy, with a high near 45. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Cloudy, with a low around 36. Calm wind.
Saturday
Mostly cloudy, with a high near 48. Calm wind becoming west around 5 mph.
Saturday Night
Mostly cloudy, with a low around 32. Calm wind.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 51. Calm wind becoming south around 5 mph.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 32. Calm wind becoming north around 5 mph.
Monday
A chance of rain and snow showers before 8am, then a slight chance of rain showers. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
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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:
6:06 pm EST Dec 4, 2025
Forecast Valid:
7pm EST Dec 4, 2025-6pm EST Dec 11, 2025
 
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