National Weather Service Forecast for: Greeneville, TN
Issued by: National Weather Service Morristown, TN
Updated: Sat, 22-Nov-2025 12:31am EST
 
  Saturday

Saturday: Patchy Fog then Chance Showers And Thunderstorms
Patchy Fog then Chance Showers And T-Storms
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Mostly Sunny
Mostly Sunny
Tuesday

Tuesday: Rain Showers Likely
Rain Showers Likely
Wednesday

Wednesday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Thanksgiving
Day
Thanksgiving Day: Mostly Sunny
Mostly Sunny
Friday

Friday: Sunny
Sunny
  Hi 69 °F Hi 62 °F Hi 65 °F Hi 65 °F Hi 61 °F Hi 47 °F Hi 46 °F
 
Overnight

Overnight: Patchy Fog
Patchy Fog
Saturday
Night
Saturday Night: Slight Chance Rain Showers then Mostly Cloudy
Slight Chance Rain Showers then Mostly Cloudy
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Cloudy
Mostly Cloudy
Tuesday
Night
Tuesday Night: Showers And Thunderstorms
Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
 
Lo 59 °F Lo 46 °F Lo 36 °F Lo 48 °F Lo 53 °F Lo 32 °F Lo 25 °F  

 

Overnight
 
Patchy fog and a chance of showers and thunderstorms. Cloudy, with a low around 59. Southwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday
 
Patchy fog and showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms between 8am and 3pm. Mostly cloudy. High near 69, with temperatures falling to around 66 in the afternoon. West wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday Night
 
A slight chance of rain showers between 7pm and 9pm. Mostly cloudy, with a low around 46. Northwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Sunday
 
Sunny, with a high near 62. West wind 0 to 5 mph.
Sunday Night
 
Mostly clear, with a low around 36. South wind 0 to 5 mph.
Monday
 
Mostly sunny, with a high near 65. Southeast wind 0 to 5 mph.
Monday Night
 
Mostly cloudy, with a low around 48. Southeast wind around 5 mph.
Tuesday
 
Rain showers likely after 7am. Cloudy, with a high near 65. Chance of precipitation is 60%.
Tuesday Night
 
Rain showers likely before 7pm, then showers and thunderstorms. Cloudy, with a low around 53. Chance of precipitation is 80%.
Wednesday
 
Showers and thunderstorms likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Wednesday Night
 
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 32. Chance of precipitation is 30%.
Thanksgiving Day
 
Mostly sunny, with a high near 47.
Thursday Night
 
Mostly clear, with a low around 25.
Friday
 
Sunny, with a high near 46.

 

Forecast from NOAA-NWS for Greeneville, TN.