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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 pm CDT May 31, 2026
 
This
Afternoon
This Afternoon: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
High: 83 °F		 Tonight

Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 64. Calm wind.
Low: 64 °F		 Monday

Monday: Showers and thunderstorms likely, mainly before 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
High: 82 °F		 Monday
Night
Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 11pm. Partly cloudy, with a low around 60. North northeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
Low: 60 °F		 Tuesday

Tuesday: Sunny, with a high near 79. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
High: 79 °F		 Tuesday
Night
Tuesday Night: Clear, with a low around 53. North northeast wind 5 to 10 mph becoming light east northeast after midnight.
Low: 53 °F		 Wednesday

Wednesday: Sunny, with a high near 80. Calm wind becoming east northeast around 5 mph.
High: 80 °F		 Wednesday
Night
Wednesday Night: Clear, with a low around 56. Calm wind.
Low: 56 °F		 Thursday

Thursday: Sunny, with a high near 82. Calm wind becoming south southwest around 5 mph.
High: 82 °F
Chance
T-storms

 Chance
Showers and
Patchy Fog
then Patchy
Fog
 Showers
Likely and
Patchy Fog

 Chance
T-storms then
Partly Cloudy

 Sunny


 Clear


 Sunny


 Clear


 Sunny

 

This Afternoon
 
 A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
 
 A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 64. Calm wind.
Monday
 
 Showers and thunderstorms likely, mainly before 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
 
 A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 11pm. Partly cloudy, with a low around 60. North northeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
Tuesday
 
 Sunny, with a high near 79. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
 
 Clear, with a low around 53. North northeast wind 5 to 10 mph becoming light east northeast after midnight.
Wednesday
 
 Sunny, with a high near 80. Calm wind becoming east northeast around 5 mph.
Wednesday Night
 
 Clear, with a low around 56. Calm wind.
Thursday
 
 Sunny, with a high near 82. Calm wind becoming south southwest around 5 mph.
Thursday Night
 
 Mostly clear, with a low around 59.
Friday
 
 Sunny, with a high near 84.
Friday Night
 
 Partly cloudy, with a low around 63.
Saturday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.

 

Forecast from NOAA-NWS for Watertown TN.