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.

Fair

68°F

20°C

Humidity 69%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 7 Oct 7:15 pm EDT
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind becoming south around 5 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 51. Calm wind.

    Low: 51 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 80. Northeast wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56. Southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly cloudy, with a high near 76. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Low around 59. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Calm wind becoming south around 5 mph.
Thursday
Sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Increasing clouds, with a low around 51. Calm wind.
Friday
Mostly sunny, with a high near 80. Northeast wind around 5 mph.
Friday Night
Mostly cloudy, with a low around 56. Southeast wind around 5 mph.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 76. East wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Low around 59. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 59.
Columbus Day
Partly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.17°N 82.81°W (Elev. 1598 ft)
Last Update:
7:06 pm EDT Oct 7, 2026
Forecast Valid:
7pm EDT Oct 7, 2026-6pm EDT Oct 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