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

57°F

14°C

Humidity 48%
Wind Speed NE 8 mph
Barometer 30.15 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 May 10:15 am EDT
Extended Forecast for

Greeneville TN

  • Today

    Today: Sunny, with a high near 74. Calm wind.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. Calm wind becoming southeast around 5 mph after midnight.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 74. Calm wind.
Tonight
Partly cloudy, with a low around 52. Calm wind.
Saturday
Mostly sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 59. Calm wind.
Sunday
Mostly sunny, with a high near 87. Calm wind.
Sunday Night
Mostly clear, with a low around 62. Calm wind becoming southeast around 5 mph after midnight.
Monday
Sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 89.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 84. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.15°N 82.84°W (Elev. 1535 ft)
Last Update:
7:06 am EDT May 15, 2026
Forecast Valid:
10am EDT May 15, 2026-6pm EDT May 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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