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Greeneville, TN, USA

Updated: 30-Jul-2025 7:40am

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National Weather Service Forecast for: Greeneville, TN
Issued by: National Weather Service Morristown, TN

Updated: Wed, 30-Jul-2025 7:07am EDT

Today Patchy Fog then Showers And T-Storms Likely	Thursday Chance Showers And T-Storms	Friday Chance Showers And T-Storms	Saturday Showers And T-Storms Likely	Sunday Chance Showers And T-Storms	Monday Mostly Sunny then Chance Showers And T-Storms	Tuesday Chance Showers And T-Storms
Hi 92 °F	Hi 89 °F	Hi 88 °F	Hi 82 °F	Hi 82 °F	Hi 85 °F	Hi 85 °F

Tonight Chance Showers And T-Storms then Mostly Cloudy	Thursday Night Showers And T-Storms	Friday Night Showers And T-Storms then Chance Showers And T-Storms	Saturday Night Showers And T-Storms Likely then Chance Showers And T-Storms	Sunday Night Chance Showers And T-Storms	Monday Night Chance Showers And T-Storms	Tuesday Night Chance Showers And T-Storms
Lo 71 °F	Lo 71 °F	Lo 67 °F	Lo 65 °F	Lo 62 °F	Lo 64 °F	Lo 65 °F

Today	Patchy fog before 9am, then showers and thunderstorms likely. Mostly sunny. High near 92, with temperatures falling to around 87 in the afternoon. Heat index values as high as 100. East wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight	A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 71. Southeast wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Thursday	A chance of rain showers between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night	Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Southwest wind 0 to 5 mph. Chance of precipitation is 80%.
Friday	A chance of rain showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 88. West wind 0 to 5 mph. Chance of precipitation is 80%.
Friday Night	Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Northeast wind 0 to 5 mph. Chance of precipitation is 80%.
Saturday	A slight chance of rain showers before 8am, then showers and thunderstorms likely. Partly sunny, with a high near 82. Northeast wind 0 to 5 mph. Chance of precipitation is 60%.
Saturday Night	Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Sunday	A chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Sunday Night	A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 62. Chance of precipitation is 40%.
Monday	A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Monday Night	A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday	A slight chance of rain showers before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 40%.
Tuesday Night	A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 65.

Forecast from NOAA-NWS for Greeneville, TN.