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

72°F

22°C

Humidity 78%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 7 Sep 4:35 am CDT
Extended Forecast for

Lebanon TN

  • Labor Day

    Labor Day: Mostly sunny, with a high near 93. Northeast wind around 5 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. Northeast wind around 5 mph becoming south southeast after midnight.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 97. South southeast wind 5 to 10 mph.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. South southeast wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. South southwest wind 5 to 10 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. South wind around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southwest wind 5 to 10 mph becoming west in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 67. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north around 5 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

Detailed Forecast

Labor Day
Mostly sunny, with a high near 93. Northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 69. Northeast wind around 5 mph becoming south southeast after midnight.
Tuesday
Sunny, with a high near 93. Heat index values as high as 97. South southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 70. South southeast wind around 5 mph.
Wednesday
Sunny, with a high near 94. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 71. South wind around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southwest wind 5 to 10 mph becoming west in the afternoon.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 67. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north around 5 mph. Chance of precipitation is 30%.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 67.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Saturday Night
A 20 percent chance of showers. Mostly clear, with a low around 68.
Sunday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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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 am CDT Sep 7, 2026
Forecast Valid:
4am CDT Sep 7, 2026-6pm CDT Sep 13, 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