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.

Mostly Cloudy

72°F

22°C

Humidity 78%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 24 Jun 9:35 pm CDT
Extended Forecast for

Lebanon TN

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm.

    Low: 70 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 99. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 75. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 75 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly before 1pm, then showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 91. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 91 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 95. West southwest wind around 5 mph.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 73. Southwest wind around 5 mph becoming calm.

    Low: 73 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. Calm wind.
Thursday
Sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 99. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 75. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday
Showers likely and possibly a thunderstorm, mainly before 1pm, then showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 91. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 95. West southwest wind around 5 mph.
Sunday Night
Clear, with a low around 73. Southwest wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 97.
Monday Night
Clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny and hot, with a high near 100.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon TN
 36.19°N 86.31°W (Elev. 581 ft)
Last Update:
6:51 pm CDT Jun 24, 2026
Forecast Valid:
9pm CDT Jun 24, 2026-6pm CDT Jul 1, 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