Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Current conditions at

Greeneville-Greene County Municipal Airport (KGCY)

Lat: 36.2°NLon: 82.81°WElev: 1608ft.

Overcast

70°F

21°C

Humidity 94%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 68°F (20°C)
Visibility 8.00 mi
Last update 25 May 9:35 pm EDT
Extended Forecast for

Greeneville TN

Flood Watch until May 26, 03:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until May 26, 03:00am

    NOW until 3:00am Tue

    Flood Watch

  • Tonight

    Low: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.  High near 80. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 1am, then showers likely after 2am.  Low around 63. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 11am.  High near 79. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 100%.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 62. West wind around 5 mph becoming calm.  Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am.  High near 79. Southwest wind around 5 mph becoming northwest in the afternoon.  Chance of precipitation is 80%.

    High: 79 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 59. Calm wind becoming east around 5 mph.  Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely after 11pm. Cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 80. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms before 1am, then showers likely after 2am. Low around 63. Southwest wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers, with thunderstorms also possible after 11am. High near 79. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 100%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 62. West wind around 5 mph becoming calm. Chance of precipitation is 80%.
Thursday
Showers, with thunderstorms also possible after 11am. High near 79. Southwest wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Calm wind becoming east around 5 mph. Chance of precipitation is 60%.
Friday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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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 25, 2026
10pm EDT May 25, 2026-6pm EDT Jun 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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