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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 7:11 am CDT May 3, 2026
 
Today

Today: Areas of dense fog before 9am. Otherwise, sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon.
High: 67 °F		 Tonight

Tonight: Mostly clear, with a low around 49. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Low: 49 °F		 Monday

Monday: Sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
High: 79 °F		 Monday
Night
Monday Night: Partly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph.
Low: 57 °F		 Tuesday

Tuesday: A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
High: 76 °F		 Tuesday
Night
Tuesday Night: A chance of showers, then showers and possibly a thunderstorm after 1am. Low around 59. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Low: 59 °F		 Wednesday

Wednesday: Showers and possibly a thunderstorm. High near 70. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
High: 70 °F		 Wednesday
Night
Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. North northwest wind around 5 mph. Chance of precipitation is 70%.
Low: 51 °F		 Thursday

Thursday: A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 66. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
High: 66 °F
Areas Dense
Fog then
Sunny
 Mostly Clear

 Sunny

 Partly Cloudy

 Chance
Showers
 Chance
Showers then
Showers
 Showers

 Showers
Likely
 Chance
Showers

Dense Fog Advisory
 

Today
 
 Areas of dense fog before 9am. Otherwise, sunny, with a high near 67. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
 
 Mostly clear, with a low around 49. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
 
 Sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
 
 Partly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
 
 A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
 
 A chance of showers, then showers and possibly a thunderstorm after 1am. Low around 59. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
 
 Showers and possibly a thunderstorm. High near 70. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday Night
 
 Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 51. North northwest wind around 5 mph. Chance of precipitation is 70%.
Thursday
 
 A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 66. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
 
 Partly cloudy, with a low around 43.
Friday
 
 Sunny, with a high near 72.
Friday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Saturday
 
 A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.

 

Forecast from NOAA-NWS for Watertown TN.