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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 3:36 pm CDT Oct 9, 2026
 
Tonight

Tonight: A 30 percent chance of showers, mainly after 5am. Cloudy, with a low around 58. East wind around 5 mph, with gusts as high as 30 mph.
Low: 58 °F		 Saturday

Saturday: Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 5pm. High near 72. East wind 10 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
High: 72 °F		 Saturday
Night
Saturday Night: Showers and possibly a thunderstorm before 3am, then showers likely. Low around 59. East wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Low: 59 °F		 Sunday

Sunday: Showers likely, mainly before 7am. Partly sunny, with a high near 71. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
High: 71 °F		 Sunday
Night
Sunday Night: Partly cloudy, with a low around 55. Southwest wind around 5 mph.
Low: 55 °F		 Columbus
Day
Columbus Day: Sunny, with a high near 85. West wind 5 to 10 mph.
High: 85 °F		 Monday
Night
Monday Night: Clear, with a low around 60. Calm wind becoming south southwest around 5 mph.
Low: 60 °F		 Tuesday

Tuesday: Sunny, with a high near 88. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
High: 88 °F		 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 61. West northwest wind 5 to 10 mph becoming north after midnight.
Low: 61 °F
Cloudy then
Chance
Showers
 Showers then
Showers
Likely
 Showers

 Showers
Likely
 Partly Cloudy

 Sunny

 Clear

 Sunny

 Mostly Clear

Wind Advisory
Flood Watch
 

Tonight
 
 A 30 percent chance of showers, mainly after 5am. Cloudy, with a low around 58. East wind around 5 mph, with gusts as high as 30 mph.
Saturday
 
 Showers and thunderstorms, mainly before noon, then showers likely and possibly a thunderstorm after 5pm. High near 72. East wind 10 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
 
 Showers and possibly a thunderstorm before 3am, then showers likely. Low around 59. East wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
 
 Showers likely, mainly before 7am. Partly sunny, with a high near 71. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
 
 Partly cloudy, with a low around 55. Southwest wind around 5 mph.
Columbus Day
 
 Sunny, with a high near 85. West wind 5 to 10 mph.
Monday Night
 
 Clear, with a low around 60. Calm wind becoming south southwest around 5 mph.
Tuesday
 
 Sunny, with a high near 88. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
 
 Mostly clear, with a low around 61. West northwest wind 5 to 10 mph becoming north after midnight.
Wednesday
 
 Sunny, with a high near 85.
Wednesday Night
 
 Mostly clear, with a low around 61.
Thursday
 
 A 20 percent chance of showers. Sunny, with a high near 84.
Thursday Night
 
 A 30 percent chance of showers. Mostly clear, with a low around 59.
Friday
 
 A 20 percent chance of showers. Mostly sunny, with a high near 79.

 

Forecast from NOAA-NWS for Watertown TN.