National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lebanon Municipal Airport (KM54)

Lat: 36.19°NLon: 86.32°WElev: 588ft.

A Few Clouds

91°F

33°C

Humidity 67%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index107°F (42°C)
Last update 26 Jul 2:35 pm CDT
Extended Forecast for

3 Miles SW Lebanon TN

Heat Advisory July 27, 10:00am until July 28, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 103. West northwest wind around 5 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Patchy fog between 3am and 4am. Otherwise, increasing clouds, with a low around 74. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 74 °F

    Chance
    T-storms then
    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 94. Heat index values as high as 112. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 30%.

    High: 94 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between 7pm and 8pm. Mostly clear, with a low around 76. Calm wind becoming southwest around 5 mph in the evening. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. West southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 71. North wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. North wind 5 to 10 mph.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. North northeast wind around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Northeast wind 5 to 10 mph.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 103. West northwest wind around 5 mph.
Tonight
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Patchy fog between 3am and 4am. Otherwise, increasing clouds, with a low around 74. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 94. Heat index values as high as 112. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms between 7pm and 8pm. Mostly clear, with a low around 76. Calm wind becoming southwest around 5 mph in the evening. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. West southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 71. North wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 88. North wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 67. North northeast wind around 5 mph.
Thursday
Sunny, with a high near 86. Northeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 66.
Friday
Mostly sunny, with a high near 89.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Lebanon TN
 36.17°N 86.34°W (Elev. 600 ft)
Last Update:
1:31 pm CDT Jul 26, 2026
Forecast Valid:
2pm CDT Jul 26, 2026-6pm CDT Aug 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