Isolated Severe Storms in the Midwest; Fire Weather Concerns in the Northern Plains; Record Heat in the West

Isolated severe storms are possible across parts of the Florida Peninsula and the Great Lakes to Lower Missouri Valley and south-central Plains late this afternoon and early evening. Elevated to critical fire weather concerns continue over much of the northern Great Plains. Above average temperatures persist across portions of the West today. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Fair

72°F

22°C

Humidity 33%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 12 May 7:15 pm EDT
Extended Forecast for

Greeneville TN

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind becoming south around 5 mph after midnight.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Mostly sunny, with a high near 74. West wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am.  Partly cloudy, with a low around 47. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 66. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73. Calm wind becoming west around 5 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Calm wind becoming south around 5 mph after midnight.
Wednesday
A chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 74. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Partly cloudy, with a low around 47. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 66. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 73. Calm wind becoming west around 5 mph.
Friday Night
Mostly clear, with a low around 54. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Sunday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 89.
Monday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 63.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Greeneville TN
 36.17°N 82.81°W (Elev. 1598 ft)
7:06 pm EDT May 12, 2026
7pm EDT May 12, 2026-6pm EDT May 19, 2026
 
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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