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

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 13 Jun 5:10 am CDT
Extended Forecast for

8 Miles S Hartsville TN

  • Today

    Today: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming west southwest around 5 mph.

    High: 90 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 71. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. High near 84. South wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 7pm. Partly cloudy, with a low around 59. Northwest wind 5 to 10 mph becoming light north northwest in the evening. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. North northwest wind around 5 mph becoming calm.

    Low: 55 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 7am. Otherwise, sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 85. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming west southwest around 5 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 71. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. High near 84. South wind around 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm before 7pm. Partly cloudy, with a low around 59. Northwest wind 5 to 10 mph becoming light north northwest in the evening. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 77. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. North northwest wind around 5 mph becoming calm.
Tuesday
Patchy fog before 7am. Otherwise, sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 60. Calm wind.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 85. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 70%.
Thursday Night
Showers and possibly a thunderstorm. Low around 69. Chance of precipitation is 80%.
Juneteenth
Showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Hartsville TN
 36.27°N 86.14°W (Elev. 801 ft)
Last Update:
1:30 am CDT Jun 13, 2026
Forecast Valid:
5am CDT Jun 13, 2026-6pm CDT Jun 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation