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

27°F

-3°C

Humidity 50%
Wind Speed W 5 mph
Barometer 30.05 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 18 Jan 10:35 am EST
Extended Forecast for

Greeneville TN

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 32. West wind 5 to 10 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 19. Calm wind becoming southwest around 5 mph in the evening. Winds could gust as high as 20 mph.

    Low: 19 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 35. West wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 9. West wind around 5 mph becoming calm in the evening.

    Low: 9 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 30. Calm wind becoming west around 5 mph in the afternoon.

    High: 30 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 15. Calm wind.

    Low: 15 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers between 1am and 3am, then a slight chance of snow showers after 3am. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: A 10 percent chance of snow showers before 7am. Mostly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 32. West wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 19. Calm wind becoming southwest around 5 mph in the evening. Winds could gust as high as 20 mph.
M.L.King Day
Sunny, with a high near 35. West wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 9. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 30. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 15. Calm wind.
Wednesday
Mostly sunny, with a high near 45. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A slight chance of rain showers between 1am and 3am, then a slight chance of snow showers after 3am. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.
Thursday
A 10 percent chance of snow showers before 7am. Mostly sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 21.
Friday
Mostly sunny, with a high near 49.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 31.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 50.
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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:
6:06 am EST Jan 18, 2026
Forecast Valid:
10am EST Jan 18, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation