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

81°F

27°C

Humidity 70%
Wind Speed S 17 mph
Barometer 30.14 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 May 8:35 am CDT
Extended Forecast for

Lebanon TN

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 91. South southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 83. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 64. North wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 64. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 83. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 83 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 64. South southwest wind 5 to 10 mph. Chance of precipitation is 90%.

    Low: 64 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 82. South southwest wind around 10 mph. Chance of precipitation is 80%.

    High: 82 °F

    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 91. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. High near 83. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 64. North wind around 5 mph becoming calm. Chance of precipitation is 50%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers and possibly a thunderstorm. Low around 64. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Friday
Showers and possibly a thunderstorm. High near 83. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm. Low around 64. South southwest wind 5 to 10 mph. Chance of precipitation is 90%.
Saturday
Showers and possibly a thunderstorm. High near 82. South southwest wind around 10 mph. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Memorial Day
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lebanon TN
 36.19°N 86.31°W (Elev. 581 ft)
Last Update:
6:21 am CDT May 19, 2026
Forecast Valid:
8am CDT May 19, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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