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.

Mostly Cloudy

81°F

27°C

Humidity 48%
Wind Speed W 8 G 14 mph
Barometer 29.91 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 Apr 4:35 pm EDT
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then showers likely. Low around 44. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: A 10 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 59 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Southwest wind around 5 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. South wind around 5 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms before 3am, then showers likely. Low around 44. Northwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 10 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 39. Southwest wind around 5 mph.
Monday
Sunny, with a high near 62. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 47. South wind around 5 mph.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 81.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. 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:
2:26 pm EDT Apr 18, 2026
Forecast Valid:
4pm EDT Apr 18, 2026-6pm EDT Apr 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