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

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 24 May 3:50 am CDT
Extended Forecast for

6 Miles SSW Hartsville TN

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after noon. Patchy fog before 8am. High near 80. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 63. Calm wind. 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
    Showers and
    Patchy Fog

  • Memorial Day

    Memorial Day: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 9am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 79. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely and
    Areas Fog

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Patchy fog after 10pm. Low around 64. Calm wind. Chance of precipitation is 80%.

    Low: 64 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 10am. Patchy fog before 8am. High near 82. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 82 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind around 5 mph becoming calm.

    Low: 65 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after noon. Patchy fog before 8am. High near 80. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers and thunderstorms. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Memorial Day
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 9am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 79. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm. Patchy fog after 10pm. Low around 64. Calm wind. Chance of precipitation is 80%.
Tuesday
Showers, with thunderstorms also possible after 10am. Patchy fog before 8am. High near 82. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind around 5 mph becoming calm.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 70%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 20%.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 85.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Hartsville TN
 36.32°N 86.19°W (Elev. 440 ft)
Last Update:
1:31 am CDT May 24, 2026
Forecast Valid:
4am CDT May 24, 2026-6pm CDT May 30, 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