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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 12:31 pm CST Nov 3, 2026
 
Tonight

Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 62. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Low: 62 °F		 Wednesday

Wednesday: Showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm. High near 73. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
High: 73 °F		 Wednesday
Night
Wednesday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 48. West southwest wind around 5 mph becoming calm in the evening.
Low: 48 °F		 Thursday

Thursday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 72. Calm wind becoming southwest around 5 mph.
High: 72 °F		 Thursday
Night
Thursday Night: Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 43. Calm wind.
Low: 43 °F		 Friday

Friday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 69. Light north wind becoming northwest 5 to 10 mph in the afternoon.
High: 69 °F		 Friday
Night
Friday Night: Partly cloudy, with a low around 38. North wind around 5 mph.
Low: 38 °F		 Saturday

Saturday: Mostly sunny, with a high near 61. North northwest wind 5 to 10 mph.
High: 61 °F		 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 32. North northwest wind around 5 mph becoming calm in the evening.
Low: 32 °F
Chance
Showers then
Showers
 Showers then
Showers
Likely
 Patchy Fog

 Areas Fog
then Mostly
Sunny
 Patchy Fog

 Areas Fog
then Mostly
Sunny
 Partly Cloudy

 Mostly Sunny

 Mostly Cloudy

 

Tonight
 
 A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 62. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday
 
 Showers and thunderstorms before 3pm, then a slight chance of showers between 3pm and 4pm. High near 73. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
 
 Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 48. West southwest wind around 5 mph becoming calm in the evening.
Thursday
 
 Areas of fog before 8am. Otherwise, mostly sunny, with a high near 72. Calm wind becoming southwest around 5 mph.
Thursday Night
 
 Patchy fog after 8pm. Otherwise, partly cloudy, with a low around 43. Calm wind.
Friday
 
 Areas of fog before 9am. Otherwise, mostly sunny, with a high near 69. Light north wind becoming northwest 5 to 10 mph in the afternoon.
Friday Night
 
 Partly cloudy, with a low around 38. North wind around 5 mph.
Saturday
 
 Mostly sunny, with a high near 61. North northwest wind 5 to 10 mph.
Saturday Night
 
 Mostly cloudy, with a low around 32. North northwest wind around 5 mph becoming calm in the evening.
Sunday
 
 Mostly sunny, with a high near 62.
Sunday Night
 
 Mostly clear, with a low around 30.
Monday
 
 Sunny, with a high near 63.
Monday Night
 
 Mostly clear, with a low around 31.
Tuesday
 
 Sunny, with a high near 67.

 

Forecast from NOAA-NWS for Watertown TN.