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

77°F

25°C

Humidity 57%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Jun 8:10 pm CDT
Extended Forecast for

7 Miles SSW Hartsville TN

  • Tonight

    Tonight: Areas of fog after 2am. Otherwise, increasing clouds, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy
    then Areas
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming east around 5 mph.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 88. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 88 °F

    Slight Chance
    T-storms and
    Areas Fog
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 73. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 73 °F

    Chance
    T-storms then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 85. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 85 °F

    Showers then
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Areas of fog after 2am. Otherwise, increasing clouds, with a low around 59. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming east around 5 mph.
Saturday Night
Mostly clear, with a low around 65. Calm wind.
Sunday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 88. Light south southeast wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 73. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm. High near 85. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 63. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Hartsville TN
 36.3°N 86.22°W (Elev. 495 ft)
Last Update:
4:26 pm CDT Jun 19, 2026
Forecast Valid:
8pm CDT Jun 19, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation