| National Weather Service Forecast for:
Watertown TN Issued by: National Weather Service Nashville, TN |
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| Updated: 6:11 pm CDT Sep 27, 2026 | ||||||||||||||||||
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| Overnight |
Partly cloudy, with a low around 49. Calm wind. |
| Monday |
Sunny, with a high near 82. Calm wind becoming north northeast around 5 mph in the morning. |
| Monday Night |
Mostly clear, with a low around 51. North northeast wind around 5 mph becoming calm. |
| Tuesday |
Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming east around 5 mph. |
| Tuesday Night |
Mostly clear, with a low around 58. Calm wind becoming south southeast around 5 mph. |
| Wednesday |
Sunny, with a high near 90. South wind 5 to 10 mph. |
| Wednesday Night |
Mostly clear, with a low around 65. South southeast wind around 5 mph. |
| Thursday |
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 91. South wind 5 to 15 mph, with gusts as high as 20 mph. |
| Thursday Night |
A 20 percent chance of showers. Partly cloudy, with a low around 67. South wind around 5 mph. |
| Friday |
A 40 percent chance of showers. Partly sunny, with a high near 86. |
| Friday Night |
A 40 percent chance of showers. Mostly cloudy, with a low around 64. |
| Saturday |
A 50 percent chance of showers. Mostly cloudy, with a high near 79. |
| Saturday Night |
A 50 percent chance of showers. Mostly cloudy, with a low around 63. |
| Sunday |
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. |
Forecast from NOAA-NWS for Watertown TN.