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 29.95 in
Dewpoint 68°F (20°C)
Visibility 9.00 mi
Last update 30 Jul 4:50 am CDT
Extended Forecast for

South Carthage TN

  • Today

    Today: Patchy fog before 7am. Otherwise, sunny, with a high near 87. Calm wind becoming northeast around 5 mph in the morning.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Calm wind.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph. Chance of precipitation is 50%.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 86. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 86 °F

    Showers then
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 69. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 69 °F

    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. South southwest wind around 5 mph becoming west northwest in the afternoon. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 68. North northwest wind around 5 mph becoming calm.

    Low: 68 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87. Calm wind becoming east around 5 mph.

    High: 87 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

Detailed Forecast

Today
Patchy fog before 7am. Otherwise, sunny, with a high near 87. Calm wind becoming northeast around 5 mph in the morning.
Tonight
Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 90. Calm wind.
Friday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph. Chance of precipitation is 50%.
Saturday
Showers and possibly a thunderstorm. High near 86. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 69. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. South southwest wind around 5 mph becoming west northwest in the afternoon. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 68. North northwest wind around 5 mph becoming calm.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 87. Calm wind becoming east around 5 mph.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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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 am CDT Jul 30, 2026
Forecast Valid:
5am CDT Jul 30, 2026-6pm CDT Aug 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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