National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lebanon Municipal Airport (KM54)

Lat: 36.19°NLon: 86.32°WElev: 588ft.

Mostly Cloudy

77°F

25°C

Humidity 83%
Wind Speed N 6 mph
Barometer 30.02 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 14 Oct 10:30 pm CDT
Extended Forecast for

Watertown TN

  • Tonight

    Tonight: Patchy fog between 1am and 3am. Otherwise, partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Sunny, with a high near 90. South southwest wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers between 3pm and 4pm. Increasing clouds, with a high near 69. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. East wind around 5 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 1am and 3am. Otherwise, partly cloudy, with a low around 68. Calm wind.
Thursday
Sunny, with a high near 90. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 62. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A slight chance of showers between 3pm and 4pm. Increasing clouds, with a high near 69. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 43. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 59. North northeast wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 36. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 64. East wind around 5 mph.
Sunday Night
Mostly clear, with a low around 39. Calm wind.
Monday
Sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watertown TN
 36.09°N 86.15°W (Elev. 709 ft)
Last Update:
10:31 pm CDT Oct 14, 2026
Forecast Valid:
10pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation