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

90°F

32°C

Humidity 52%
Wind Speed SW 12 mph
Barometer 29.99 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 14 Oct 4:35 pm CDT
Extended Forecast for

Lebanon TN

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Patchy fog between 11pm and midnight. Otherwise, mostly cloudy, with a low around 69. South southwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. South wind 5 to 10 mph.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 74. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 74 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38. East northeast wind 5 to 10 mph.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Calm wind becoming east southeast around 5 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Patchy fog between 11pm and midnight. Otherwise, mostly cloudy, with a low around 69. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 65. South wind 5 to 10 mph.
Friday
Increasing clouds, with a high near 74. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Partly cloudy, with a low around 43. North northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 62. North northeast wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 38. East northeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 68. Calm wind becoming east southeast around 5 mph.
Sunday Night
Mostly clear, with a low around 40. Calm wind.
Monday
Sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon TN
 36.21°N 86.31°W (Elev. 545 ft)
Last Update:
1:31 pm CDT Oct 14, 2026
Forecast Valid:
4pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation