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

55°F

13°C

Humidity 55%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 7 Jan 4:55 pm CST
Extended Forecast for

3 Miles SW Watertown TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 68. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 61. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 66. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 9pm, then showers between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 56. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 61. South southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. West wind 10 to 15 mph.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. Northwest wind 5 to 10 mph.

    Low: 22 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. Calm wind becoming south southeast around 5 mph after midnight.
Thursday
Mostly cloudy, with a high near 68. South wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 61. South wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Showers and possibly a thunderstorm. High near 66. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Friday Night
Showers and possibly a thunderstorm before 9pm, then showers between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 56. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 61. South southwest wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 32. West wind 10 to 15 mph.
Sunday
Mostly sunny, with a high near 39. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 22. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Watertown TN
 36.07°N 86.18°W (Elev. 1099 ft)
Last Update:
12:31 pm CST Jan 7, 2026
Forecast Valid:
5pm CST Jan 7, 2026-6pm CST Jan 14, 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