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.

Overcast

27°F

-3°C

Humidity 64%
Wind Speed Calm
Barometer 30.38 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 23 Feb 9:10 pm CST
Extended Forecast for

Watertown TN

  • Tonight

    Tonight: Mostly clear, with a low around 17. Northwest wind around 5 mph becoming calm.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 48. Light south southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 48 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. Southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Showers likely. Cloudy, with a low around 47. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 9am, then showers between 9am and noon, then showers and possibly a thunderstorm after noon. High near 61. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    High: 61 °F

    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm after midnight.

    Low: 36 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 60. Calm wind becoming north around 5 mph.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 36. Calm wind.

    Low: 36 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 17. Northwest wind around 5 mph becoming calm.
Tuesday
Increasing clouds, with a high near 48. Light south southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 39. Southwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Mostly cloudy, with a high near 59. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Showers likely. Cloudy, with a low around 47. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm before 9am, then showers between 9am and noon, then showers and possibly a thunderstorm after noon. High near 61. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Thursday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm after midnight.
Friday
Sunny, with a high near 60. Calm wind becoming north around 5 mph.
Friday Night
Clear, with a low around 36. Calm wind.
Saturday
Sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 66.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown TN
 36.09°N 86.12°W (Elev. 699 ft)
Last Update:
6:21 pm CST Feb 23, 2026
Forecast Valid:
9pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation