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

93°F

34°C

Humidity 50%
Wind Speed N 15 mph
Barometer 29.83 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 6 Sep 4:30 pm CDT
Extended Forecast for

South Carthage TN

  • Tonight

    Tonight: Mostly clear, with a low around 66. North northeast wind 5 to 10 mph.

    Low: 66 °F

    Mostly Clear

  • Labor Day

    Labor Day: Mostly sunny, with a high near 91. Heat index values as high as 97. East northeast wind around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 67. Northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. Heat index values as high as 98. Calm wind becoming south around 5 mph in the morning.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. South southeast wind around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. South southwest wind 5 to 10 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Calm wind becoming south around 5 mph after midnight.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 93. South southwest wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.

    High: 93 °F

    Sunny then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 66. North northeast wind 5 to 10 mph.
Labor Day
Mostly sunny, with a high near 91. Heat index values as high as 97. East northeast wind around 5 mph.
Monday Night
A slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 67. Northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 92. Heat index values as high as 98. Calm wind becoming south around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 68. South southeast wind around 5 mph.
Wednesday
Sunny, with a high near 94. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 70. Calm wind becoming south around 5 mph after midnight.
Thursday
Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 93. South southwest wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 64.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 66.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Carthage TN
 36.24°N 85.95°W (Elev. 600 ft)
Last Update:
1:31 pm CDT Sep 6, 2026
Forecast Valid:
4pm CDT Sep 6, 2026-6pm CDT Sep 13, 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