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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 6:16 pm CDT Sep 24, 2026
 
Tonight

Tonight: Mostly clear, with a low around 57. Northeast wind around 5 mph.
Low: 57 °F		 Friday

Friday: Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph.
High: 80 °F		 Friday
Night
Friday Night: Partly cloudy, with a low around 52. North northeast wind around 5 mph becoming calm after midnight.
Low: 52 °F		 Saturday

Saturday: Mostly sunny, with a high near 78. Calm wind becoming north northeast around 5 mph in the afternoon.
High: 78 °F		 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 53. North northeast wind around 5 mph becoming calm in the evening.
Low: 53 °F		 Sunday

Sunday: Mostly sunny, with a high near 79. Calm wind becoming north northeast around 5 mph in the afternoon.
High: 79 °F		 Sunday
Night
Sunday Night: Mostly clear, with a low around 50. North wind around 5 mph becoming calm in the evening.
Low: 50 °F		 Monday

Monday: Sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon.
High: 82 °F		 Monday
Night
Monday Night: Mostly clear, with a low around 53. Northeast wind around 5 mph becoming calm.
Low: 53 °F
Mostly Clear
 Mostly Sunny
 Partly Cloudy
 Mostly Sunny
 Mostly Cloudy
 Mostly Sunny
 Mostly Clear
 Sunny
 Mostly Clear

 

Tonight
 
 Mostly clear, with a low around 57. Northeast wind around 5 mph.
Friday
 
 Mostly sunny, with a high near 80. North northeast wind 5 to 10 mph.
Friday Night
 
 Partly cloudy, with a low around 52. North northeast wind around 5 mph becoming calm after midnight.
Saturday
 
 Mostly sunny, with a high near 78. Calm wind becoming north northeast around 5 mph in the afternoon.
Saturday Night
 
 Mostly cloudy, with a low around 53. North northeast wind around 5 mph becoming calm in the evening.
Sunday
 
 Mostly sunny, with a high near 79. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
 
 Mostly clear, with a low around 50. North wind around 5 mph becoming calm in the evening.
Monday
 
 Sunny, with a high near 82. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
 
 Mostly clear, with a low around 53. Northeast wind around 5 mph becoming calm.
Tuesday
 
 Sunny, with a high near 87.
Tuesday Night
 
 Partly cloudy, with a low around 62.
Wednesday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Wednesday Night
 
 A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Thursday
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Watertown TN.