National Weather Service Forecast for: Greeneville, TN
Issued by: National Weather Service Morristown, TN
Updated: Tue, 27-Oct-2026 2:26pm EDT
 
This
Afternoon
This Afternoon: Sunny
Sunny
Wednesday

Wednesday: Mostly Cloudy
Mostly Cloudy
Thursday

Thursday: Patchy Fog then Sunny
Patchy Fog then Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Mostly Cloudy
Mostly Cloudy
Sunday

Sunday: Rain Showers Likely
Rain Showers Likely
Monday

Monday: Chance Rain Showers
Chance Rain Showers
 
Hi 75 °F Hi 73 °F Hi 74 °F Hi 77 °F Hi 74 °F Hi 68 °F Hi 72 °F  
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Wednesday
Night
Wednesday Night: Mostly Clear then Patchy Fog
Mostly Clear then Patchy Fog
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Mostly Cloudy
Mostly Cloudy
Saturday
Night
Saturday Night: Mostly Cloudy then Chance Rain Showers
Mostly Cloudy then Chance Rain Showers
Sunday
Night
Sunday Night: Rain Showers Likely
Rain Showers Likely
Monday
Night
Monday Night: Mostly Cloudy then Slight Chance Rain Showers
Mostly Cloudy then Slight Chance Rain Showers
 
Lo 46 °F Lo 45 °F Lo 46 °F Lo 53 °F Lo 54 °F Lo 54 °F Lo 55 °F  

 

This Afternoon
 
Sunny, with a high near 75. West wind around 5 mph.
Tonight
 
Partly cloudy, with a low around 46. South wind 0 to 5 mph.
Wednesday
 
Mostly cloudy, with a high near 73. Northeast wind around 0 mph.
Wednesday Night
 
Patchy fog after 5am. Mostly clear, with a low around 45. Southeast wind 0 to 5 mph.
Thursday
 
Patchy fog before 10am. Sunny, with a high near 74. North wind around 0 mph.
Thursday Night
 
Mostly clear, with a low around 46. Southwest wind around 0 mph.
Friday
 
Sunny, with a high near 77. Northeast wind 0 to 5 mph.
Friday Night
 
Mostly cloudy, with a low around 53.
Saturday
 
Mostly cloudy, with a high near 74.
Saturday Night
 
A chance of rain showers after 1am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Sunday
 
Rain showers likely. Cloudy, with a high near 68. Chance of precipitation is 60%.
Sunday Night
 
Rain showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Monday
 
A chance of rain showers before 1pm. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.
Monday Night
 
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 55.

 

Forecast from NOAA-NWS for Greeneville, TN.