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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 pm CDT Jul 10, 2026
 
This
Afternoon
This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 5pm. Partly sunny, with a high near 84. West southwest wind around 10 mph, with gusts as high as 20 mph.
High: 84 °F		 Tonight

Tonight: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am. Low around 70. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Low: 70 °F		 Saturday

Saturday: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 87. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
High: 87 °F		 Saturday
Night
Saturday Night: Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog before midnight, then patchy fog after 3am. Low around 69. Southwest wind around 5 mph becoming calm. Chance of precipitation is 80%.
Low: 69 °F		 Sunday

Sunday: Showers and possibly a thunderstorm. Patchy fog before 7am. High near 84. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
High: 84 °F		 Sunday
Night
Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Low: 68 °F		 Monday

Monday: Showers likely, then showers and possibly a thunderstorm after 10am. High near 84. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 80%.
High: 84 °F		 Monday
Night
Monday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.
Low: 68 °F		 Tuesday

Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Calm wind becoming southeast around 5 mph in the morning.
High: 85 °F
Chance
T-storms

 T-storms then
Showers

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

 Showers
Likely then
T-storms

 Chance
T-storms

 Partly Sunny
then Chance
T-storms

Flood Watch
 

This Afternoon
 
 A 30 percent chance of showers and thunderstorms, mainly before 5pm. Partly sunny, with a high near 84. West southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
 
 Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 3am, then a chance of showers and thunderstorms after 3am. Low around 70. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
 
 Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 87. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
 
 Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog before midnight, then patchy fog after 3am. Low around 69. Southwest wind around 5 mph becoming calm. Chance of precipitation is 80%.
Sunday
 
 Showers and possibly a thunderstorm. Patchy fog before 7am. High near 84. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Sunday Night
 
 Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 68. East southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Monday
 
 Showers likely, then showers and possibly a thunderstorm after 10am. High near 84. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 80%.
Monday Night
 
 A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. East wind around 5 mph becoming calm in the evening.
Tuesday
 
 A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Calm wind becoming southeast around 5 mph in the morning.
Tuesday Night
 
 Partly cloudy, with a low around 68.
Wednesday
 
 A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Wednesday Night
 
 A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 70.
Thursday
 
 A 30 percent chance of showers and thunderstorms. Sunny, with a high near 90.
Thursday Night
 
 Mostly clear, with a low around 70.
Friday
 
 A chance of showers and thunderstorms. Mostly sunny, with a high near 89.

 

Forecast from NOAA-NWS for Watertown TN.