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

82°F

28°C

Humidity 42%
Wind Speed W 13 G 20 mph
Barometer 29.95 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 16 Apr 4:10 pm CDT
Extended Forecast for

3 Miles SW Watertown TN

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. West wind around 10 mph.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Partly cloudy, with a low around 58. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85. South wind around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. South wind 5 to 10 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 81 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 44. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Sunday

    Sunday: Sunny, with a high near 63. North northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 41. Northwest wind around 5 mph becoming east northeast after midnight.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 69. East wind around 5 mph becoming north northwest in the afternoon.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. West wind around 10 mph.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Partly cloudy, with a low around 58. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 85. South wind around 5 mph.
Friday Night
Partly cloudy, with a low around 66. South wind 5 to 10 mph.
Saturday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
Showers and possibly a thunderstorm. Low around 44. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday
Sunny, with a high near 63. North northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 41. Northwest wind around 5 mph becoming east northeast after midnight.
Monday
Sunny, with a high near 69. East wind around 5 mph becoming north northwest in the afternoon.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Watertown TN
 36.07°N 86.18°W (Elev. 1099 ft)
Last Update:
1:31 pm CDT Apr 16, 2026
Forecast Valid:
4pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation