National Weather Service Forecast for: Greeneville, TN
Issued by: National Weather Service Morristown, TN
Updated: Sat, 21-Feb-2026 1:26am EST
 
  Saturday

Saturday: Chance Rain Showers then Mostly Cloudy
Chance Rain Showers then Mostly Cloudy
Sunday

Sunday: Chance Snow Showers
Chance Snow Showers
Monday

Monday: Chance Snow Showers
Chance Snow Showers
Tuesday

Tuesday: Partly Sunny
Partly Sunny
Wednesday

Wednesday: Partly Sunny
Partly Sunny
Thursday

Thursday: Rain Showers Likely
Rain Showers Likely
Friday

Friday: Chance Rain Showers
Chance Rain Showers
  Hi 58 °F Hi 38 °F Hi 32 °F Hi 42 °F Hi 55 °F Hi 57 °F Hi 55 °F
 
Overnight

Overnight: Chance Rain Showers
Chance Rain Showers
Saturday
Night
Saturday Night: Chance Rain Showers
Chance Rain Showers
Sunday
Night
Sunday Night: Chance Snow Showers
Chance Snow Showers
Monday
Night
Monday Night: Slight Chance Snow Showers then Mostly Cloudy
Slight Chance Snow Showers then Mostly Cloudy
Tuesday
Night
Tuesday Night: Mostly Cloudy
Mostly Cloudy
Wednesday
Night
Wednesday Night: Chance Rain Showers
Chance Rain Showers
Thursday
Night
Thursday Night: Rain Showers Likely
Rain Showers Likely
 
Lo 44 °F Lo 33 °F Lo 23 °F Lo 19 °F Lo 29 °F Lo 43 °F Lo 36 °F  

 

Overnight
 
A chance of rain showers. Mostly cloudy. Low around 44, with temperatures rising to around 47 overnight. Southwest wind around 0 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Saturday
 
A chance of rain showers before 10am. Mostly cloudy, with a high near 58. North wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Saturday Night
 
A chance of rain showers after 9pm. Cloudy. Low around 33, with temperatures rising to around 39 overnight. Northwest wind 0 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Sunday
 
A chance of rain showers before 7am, then a chance of snow showers. Mostly cloudy, with a high near 38. Northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Sunday Night
 
A chance of snow showers. Mostly cloudy, with a low around 23. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New snow accumulation of less than half an inch possible.
Monday
 
A chance of snow showers. Mostly cloudy, with a high near 32. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New snow accumulation of less than half an inch possible.
Monday Night
 
A slight chance of snow showers before 7pm. Mostly cloudy, with a low around 19. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
 
Partly sunny, with a high near 42.
Tuesday Night
 
Mostly cloudy, with a low around 29.
Wednesday
 
Partly sunny, with a high near 55.
Wednesday Night
 
A chance of rain showers after 7pm. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
Thursday
 
Rain showers likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
 
Rain showers likely. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Friday
 
A chance of rain showers. Mostly sunny, with a high near 55.

 

Forecast from NOAA-NWS for Greeneville, TN.