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

82°F

28°C

Humidity 55%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 14 Oct 5:35 pm EDT
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Increasing clouds, with a low around 61. Calm wind.

    Low: 61 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Calm wind becoming south around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers after 2pm. Sunny, with a high near 80. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 80 °F

    Sunny then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers, mainly between 8pm and 2am. Low around 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 56. Northwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 56 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. East wind around 5 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 61. Calm wind.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 62. Calm wind becoming south around 5 mph.
Friday
A 40 percent chance of showers after 2pm. Sunny, with a high near 80. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Showers, mainly between 8pm and 2am. Low around 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 56. Northwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 35. East wind around 5 mph.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 72.
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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:
2:26 pm EDT Oct 14, 2026
Forecast Valid:
6pm EDT Oct 14, 2026-6pm EDT Oct 21, 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