| National Weather Service Forecast for:
Watertown TN Issued by: National Weather Service Nashville, TN |
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| Updated: 1:31 pm CDT Aug 14, 2026 | ||||||||||||||||||
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| This Afternoon |
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95. Heat index values as high as 103. West southwest wind around 5 mph. |
| Tonight |
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 74. Calm wind. |
| Saturday |
Sunny, with a high near 96. Heat index values as high as 106. Calm wind becoming west around 5 mph. |
| Saturday Night |
Mostly clear, with a low around 74. Calm wind becoming south around 5 mph. |
| Sunday |
Sunny and hot, with a high near 98. South southwest wind around 5 mph becoming west in the afternoon. |
| Sunday Night |
Mostly clear, with a low around 75. Calm wind becoming south southwest around 5 mph. |
| Monday |
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. South southwest wind 5 to 10 mph becoming northwest in the afternoon. |
| Monday Night |
Partly cloudy, with a low around 72. North northwest wind around 5 mph becoming calm in the evening. |
| Tuesday |
Mostly sunny, with a high near 92. Calm wind becoming northwest around 5 mph in the afternoon. |
| Tuesday Night |
A 20 percent chance of showers after 1am. Mostly clear, with a low around 70. |
| Wednesday |
Sunny, with a high near 94. |
| Wednesday Night |
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. |
| Thursday |
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. |
| Thursday Night |
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. |
| Friday |
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. |
Forecast from NOAA-NWS for Watertown TN.






