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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 4:52 am CST Nov 5, 2026
 
Today

Today: Sunny, with a high near 68. Calm wind becoming west around 5 mph.
High: 68 °F
Tonight

Tonight: Patchy fog after 7pm.  Otherwise, partly cloudy, with a low around 41. Calm wind.
Low: 41 °F
Friday

Friday: Areas of fog before 8am.  Otherwise, increasing clouds, with a high near 64. Light north wind becoming northwest 5 to 10 mph in the morning.
High: 64 °F
Friday
Night
Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 34. North wind 5 to 10 mph.
Low: 34 °F
Saturday

Saturday: Sunny, with a high near 58. North wind 5 to 10 mph.
High: 58 °F
Saturday
Night
Saturday Night: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 30. North wind around 5 mph becoming calm.
Low: 30 °F
Sunday

Sunday: Areas of fog before 9am.  Otherwise, sunny, with a high near 60. Calm wind becoming north around 5 mph.
High: 60 °F
Sunday
Night
Sunday Night: Mostly clear, with a low around 30. Calm wind.
Low: 30 °F
Monday

Monday: Sunny, with a high near 62. Calm wind becoming north northwest around 5 mph.
High: 62 °F
Sunny

Patchy Fog

Areas Fog
then Partly
Sunny
Decreasing
Clouds
Sunny

Patchy Fog

Areas Fog
then Sunny
Mostly Clear

Sunny

Dense Fog Advisory
 

Today
 
Sunny, with a high near 68. Calm wind becoming west around 5 mph.
Tonight
 
Patchy fog after 7pm. Otherwise, partly cloudy, with a low around 41. Calm wind.
Friday
 
Areas of fog before 8am. Otherwise, increasing clouds, with a high near 64. Light north wind becoming northwest 5 to 10 mph in the morning.
Friday Night
 
Mostly cloudy, then gradually becoming mostly clear, with a low around 34. North wind 5 to 10 mph.
Saturday
 
Sunny, with a high near 58. North wind 5 to 10 mph.
Saturday Night
 
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 30. North wind around 5 mph becoming calm.
Sunday
 
Areas of fog before 9am. Otherwise, sunny, with a high near 60. Calm wind becoming north around 5 mph.
Sunday Night
 
Mostly clear, with a low around 30. Calm wind.
Monday
 
Sunny, with a high near 62. Calm wind becoming north northwest around 5 mph.
Monday Night
 
Mostly clear, with a low around 32.
Tuesday
 
Sunny, with a high near 64.
Tuesday Night
 
Mostly clear, with a low around 34.
Veterans Day
 
Sunny, with a high near 65.

 

Forecast from NOAA-NWS for Watertown TN.