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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 pm CDT Apr 16, 2026
 
This
Afternoon
This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. West wind around 10 mph.
High: 81 °F		 Tonight

Tonight: Showers and thunderstorms likely, mainly before 10pm. Partly cloudy, with a low around 58. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Low: 58 °F		 Friday

Friday: Mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.
High: 86 °F		 Friday
Night
Friday Night: Partly cloudy, with a low around 66. South wind around 5 mph.
Low: 66 °F		 Saturday

Saturday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
High: 81 °F		 Saturday
Night
Saturday Night: Showers and possibly a thunderstorm. Low around 43. North northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Low: 43 °F		 Sunday

Sunday: Sunny, with a high near 64. North northwest wind around 10 mph, with gusts as high as 20 mph.
High: 64 °F		 Sunday
Night
Sunday Night: Clear, with a low around 40. Northwest wind around 5 mph becoming east northeast after midnight.
Low: 40 °F		 Monday

Monday: Sunny, with a high near 69. East wind around 5 mph becoming north northwest in the afternoon.
High: 69 °F
Chance
T-storms

 Showers
Likely then
Partly Cloudy
 Mostly Sunny

 Partly Cloudy

 Slight Chance
Showers then
Showers
Likely
 Showers

 Sunny

 Clear

 Sunny

 

This Afternoon
 
 A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. West wind around 10 mph.
Tonight
 
 Showers and thunderstorms likely, mainly before 10pm. Partly cloudy, with a low around 58. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
 
 Mostly sunny, with a high near 86. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
 
 Partly cloudy, with a low around 66. South wind around 5 mph.
Saturday
 
 A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
 
 Showers and possibly a thunderstorm. Low around 43. North northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday
 
 Sunny, with a high near 64. North northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
 
 Clear, with a low around 40. Northwest wind around 5 mph becoming east northeast after midnight.
Monday
 
 Sunny, with a high near 69. East wind around 5 mph becoming north northwest in the afternoon.
Monday Night
 
 Mostly clear, with a low around 45.
Tuesday
 
 Mostly sunny, with a high near 77.
Tuesday Night
 
 Partly cloudy, with a low around 52.
Wednesday
 
 Mostly sunny, with a high near 79.
Wednesday Night
 
 Partly cloudy, with a low around 55.
Thursday
 
 Mostly sunny, with a high near 80.

 

Forecast from NOAA-NWS for Watertown TN.