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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 pm CDT Jun 12, 2026
 
This
Afternoon
This Afternoon: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
High: 86 °F		 Tonight

Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Low: 68 °F		 Saturday

Saturday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming west around 5 mph.
High: 89 °F		 Saturday
Night
Saturday Night: A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 71. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 60%.
Low: 71 °F		 Sunday

Sunday: Showers and possibly a thunderstorm. High near 85. South southwest wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
High: 85 °F		 Sunday
Night
Sunday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 60. Northwest wind 5 to 10 mph becoming light north northwest in the evening. Chance of precipitation is 30%.
Low: 60 °F		 Monday

Monday: Mostly sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.
High: 78 °F		 Monday
Night
Monday Night: Mostly cloudy, with a low around 57. North northwest wind around 5 mph becoming calm.
Low: 57 °F		 Tuesday

Tuesday: Mostly sunny, with a high near 80. Calm wind becoming north northwest around 5 mph in the afternoon.
High: 80 °F
Showers
Likely

 Chance
Showers then
Patchy Fog
 Patchy Fog
then Chance
T-storms
 Chance
T-storms then
Showers
Likely
 Showers then
T-storms

 Chance
T-storms then
Slight Chance
Showers
 Mostly Sunny

 Mostly Cloudy

 Mostly Sunny

 

This Afternoon
 
 Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
 
 A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Saturday
 
 A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming west around 5 mph.
Saturday Night
 
 A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 71. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 60%.
Sunday
 
 Showers and possibly a thunderstorm. High near 85. South southwest wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%.
Sunday Night
 
 A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 60. Northwest wind 5 to 10 mph becoming light north northwest in the evening. Chance of precipitation is 30%.
Monday
 
 Mostly sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
 
 Mostly cloudy, with a low around 57. North northwest wind around 5 mph becoming calm.
Tuesday
 
 Mostly sunny, with a high near 80. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 60.
Wednesday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
 
 Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.

 

Forecast from NOAA-NWS for Watertown TN.