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 54%
Wind Speed Vrbl 3 mph
Barometer 30.00 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 18 Jan 9:55 pm EST
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Mostly clear, with a low around 20. Southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 35. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10. Northwest wind around 5 mph becoming calm in the evening.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 32. Calm wind becoming west around 5 mph in the afternoon.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 16. Calm wind.

    Low: 16 °F

    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 30. South wind around 5 mph.

    Low: 30 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 20. Southwest wind around 5 mph, with gusts as high as 20 mph.
M.L.King Day
Sunny, with a high near 35. West wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 10. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 32. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 16. Calm wind.
Wednesday
Mostly sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 30. South wind around 5 mph.
Thursday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 19.
Friday
Mostly sunny, with a high near 46.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Sunday
Rain and snow likely. Partly sunny, with a high near 36. Chance of precipitation is 60%.
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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 pm EST Jan 18, 2026
Forecast Valid:
10pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation