| National Weather Service Forecast for:
Watertown TN Issued by: National Weather Service Nashville, TN |
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| Updated: 7:01 am CDT Jun 21, 2026 | ||||||||||||||||||
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| Today |
Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph. |
| Tonight |
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. |
| Monday |
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm between 2pm and 4pm, then showers and thunderstorms likely after 4pm. High near 83. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
| Monday Night |
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 10pm, then a chance of showers after 10pm. Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. |
| Tuesday |
Partly sunny, with a high near 82. Calm wind becoming north northwest around 5 mph in the morning. |
| Tuesday Night |
Partly cloudy, with a low around 62. North wind around 5 mph becoming calm. |
| Wednesday |
Patchy fog before 7am. Otherwise, sunny, with a high near 85. Calm wind becoming north northeast around 5 mph. |
| Wednesday Night |
Partly cloudy, with a low around 65. Calm wind. |
| Thursday |
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon. |
| Thursday Night |
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%. |
| Friday |
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. |
| Friday Night |
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. |
| Saturday |
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. |
Forecast from NOAA-NWS for Watertown TN.





