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

77°F

25°C

Humidity 89%
Wind Speed SW 12 mph
Barometer 29.86 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 22 Jun 4:50 am CDT
Extended Forecast for

Lebanon TN

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. South southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 77 °F

    Showers
    Likely

  • Monday

    Monday: Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 84. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 84 °F

    Showers then
    T-storms
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and midnight. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Patchy Fog

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming north around 5 mph in the morning.

    High: 83 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 61. North northeast wind around 5 mph becoming calm.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, sunny, with a high near 88. Calm wind.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. South southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 84. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and midnight. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming north around 5 mph in the morning.
Tuesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 61. North northeast wind around 5 mph becoming calm.
Wednesday
Patchy fog before 7am. Otherwise, sunny, with a high near 88. Calm wind.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. South southeast wind around 5 mph becoming calm. Chance of precipitation is 40%.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Friday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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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:
5:11 am CDT Jun 22, 2026
Forecast Valid:
5am CDT Jun 22, 2026-6pm CDT Jun 28, 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