| National Weather Service Forecast for:
Watertown TN Issued by: National Weather Service Nashville, TN |
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| Updated: 1:31 am CDT Jul 11, 2026 | ||||||||||||||||||
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| Overnight |
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. |
| Saturday |
Showers and thunderstorms. High near 88. Heat index values as high as 98. West wind 5 to 10 mph becoming south southwest in the morning. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
| Saturday Night |
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 69. South southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Sunday |
Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. High near 83. South wind around 5 mph becoming west 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 after 1am. Mostly cloudy, with a low around 68. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. |
| Monday |
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 83. East northeast wind around 5 mph. Chance of precipitation is 80%. |
| Monday Night |
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 68. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. |
| Tuesday |
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Calm wind becoming southeast around 5 mph in the morning. |
| Tuesday Night |
Partly cloudy, with a low around 69. East southeast wind around 5 mph becoming calm. |
| Wednesday |
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. |
| Wednesday Night |
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 71. |
| Thursday |
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 90. |
| Thursday Night |
Mostly clear, with a low around 71. |
| Friday |
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. |
Forecast from NOAA-NWS for Watertown TN.



