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.

Fair

50°F

10°C

Humidity 76%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 18 Oct 9:10 pm CDT
Extended Forecast for

Watertown TN

  • Tonight

    Tonight: Clear, with a low around 39. Calm wind.

    Low: 39 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 70. Calm wind becoming north around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog after 3am. Otherwise, clear, with a low around 39. North wind around 5 mph becoming calm.

    Low: 39 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 73. Light northeast wind becoming north northeast 5 to 10 mph in the afternoon.

    High: 73 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. North northeast wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. North wind around 5 mph becoming calm.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Light north northeast wind increasing to 5 to 10 mph in the afternoon.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 42. North wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 39. Calm wind.
Monday
Sunny, with a high near 70. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Patchy fog after 3am. Otherwise, clear, with a low around 39. North wind around 5 mph becoming calm.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 73. Light northeast wind becoming north northeast 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 41. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 75. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 41. North wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 74. Light north northeast wind increasing to 5 to 10 mph in the afternoon.
Thursday Night
Clear, with a low around 42. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 75.
Friday Night
Clear, with a low around 43.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watertown TN
 36.09°N 86.12°W (Elev. 699 ft)
Last Update:
6:36 pm CDT Oct 18, 2026
Forecast Valid:
9pm CDT Oct 18, 2026-6pm CDT Oct 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation