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

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

A Few Clouds

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Apr 1:55 am EDT
Extended Forecast for

Greeneville TN

  • Overnight

    Overnight: A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely after 11pm. Mostly cloudy, with a low around 47. West wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 8am. Partly sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 60 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 58. Calm wind.
Friday
Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms, then showers likely after 11pm. Mostly cloudy, with a low around 47. West wind 5 to 10 mph. Chance of precipitation is 70%.
Sunday
Showers likely, mainly before 8am. Partly sunny, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
Mostly clear, with a low around 38. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 62.
Monday Night
Clear, with a low around 39.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.15°N 82.84°W (Elev. 1535 ft)
Last Update:
1:06 am EDT Apr 17, 2026
Forecast Valid:
2am EDT Apr 17, 2026-6pm EDT Apr 23, 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