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.

Partly Cloudy

79°F

26°C

Humidity 74%
Wind Speed N 3 mph
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 22 Aug 8:25 pm CDT
Extended Forecast for

Watertown TN

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 86. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 86. Light north northwest wind increasing to 5 to 10 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. North wind around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Light north wind becoming north northwest 5 to 10 mph in the morning.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. North wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67. Calm wind.
Saturday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 86. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 86. Light north northwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 56. North wind around 5 mph.
Monday
Sunny, with a high near 80. Light north wind becoming north northwest 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 52. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 57.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown TN
 36.09°N 86.12°W (Elev. 699 ft)
Last Update:
6:34 pm CDT Aug 22, 2025
Forecast Valid:
8pm CDT Aug 22, 2025-6pm CDT Aug 29, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation