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.

Partly Cloudy

73°F

23°C

Humidity 74%
Wind Speed Vrbl 6 mph
Barometer 30.02 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 22 May 6:55 pm EDT
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers after midnight. Low around 62. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 79. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 3am, then a slight chance of showers between 3am and 4am. Low around 61. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 81. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%.

    High: 81 °F

    Slight Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. Calm wind. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Memorial Day

    Memorial Day: Showers likely, then showers and possibly a thunderstorm after 11am. High near 79. Calm wind. Chance of precipitation is 90%.

    High: 79 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. Calm wind. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers and possibly a thunderstorm after 8am. High near 79. Chance of precipitation is 100%.

    High: 79 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers after midnight. Low around 62. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and possibly a thunderstorm. High near 79. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and possibly a thunderstorm before 3am, then a slight chance of showers between 3am and 4am. Low around 61. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 81. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. Calm wind. Chance of precipitation is 80%.
Memorial Day
Showers likely, then showers and possibly a thunderstorm after 11am. High near 79. Calm wind. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 62. Calm wind. Chance of precipitation is 80%.
Tuesday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 79. Chance of precipitation is 100%.
Tuesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 80. Chance of precipitation is 90%.
Wednesday Night
Showers and thunderstorms. Low around 61. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms. High near 80. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms. Low around 60. Chance of precipitation is 80%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 79. Chance of precipitation is 60%.
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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 May 22, 2026
Forecast Valid:
7pm EDT May 22, 2026-6pm EDT May 29, 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