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

66°F

19°C

Humidity 73%
Wind Speed SW 7 mph
Barometer 30.11 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Apr 9:55 am EDT
Extended Forecast for

Greeneville TN

  • Today

    Today: Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, then showers after 11pm. Low around 46. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 46 °F

    Showers

  • Sunday

    Sunday: Showers, mainly before 8am. High near 60. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 60 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 58. Calm wind.
Saturday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 20%.
Saturday Night
Showers and thunderstorms likely, then showers after 11pm. Low around 46. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday
Showers, mainly before 8am. High near 60. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
Mostly clear, with a low around 39. West wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 64. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
A 20 percent chance of showers. Sunny, with a high near 77.
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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:
7:06 am EDT Apr 17, 2026
Forecast Valid:
10am 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