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.

Partly Cloudy

91°F

33°C

Humidity 59%
Wind Speed SW 7 mph
Barometer 29.87 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 12 Aug 5:10 pm CDT
Extended Forecast for

Mount Juliet TN

Heat Advisory August 12, 05:36pm until August 16, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 12, 05:36pm until August 16, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 75. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers between 8am and 11am. Mostly sunny, with a high near 95. Heat index values as high as 106. South wind 5 to 10 mph becoming west in the morning. Chance of precipitation is 20%.

    High: 95 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 76. South southwest wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 96. West southwest wind around 5 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Calm wind becoming west southwest around 5 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 89. Heat index values as high as 99. Southwest wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 75. South wind around 5 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers between 8am and 11am. Mostly sunny, with a high near 95. Heat index values as high as 106. South wind 5 to 10 mph becoming west in the morning. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 76. South southwest wind around 5 mph.
Friday
Sunny, with a high near 96. West southwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 75. Calm wind.
Saturday
Sunny and hot, with a high near 98. Calm wind becoming west southwest around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Calm wind.
Sunday
Sunny and hot, with a high near 99. West southwest wind around 5 mph.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 98.
Monday Night
Partly cloudy, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Juliet TN
 36.2°N 86.5°W (Elev. 600 ft)
Last Update:
1:31 pm CDT Aug 12, 2026
Forecast Valid:
5pm CDT Aug 12, 2026-6pm CDT Aug 19, 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