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

79°F

26°C

Humidity 84%
Wind Speed S 5 mph
Barometer 29.98 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Jul 1:35 am CDT
Extended Forecast for

South Carthage TN

  • Overnight

    Overnight: Patchy fog before 3am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 93. Heat index values as high as 101. Calm wind becoming southwest around 5 mph in the morning.

    High: 93 °F

    Chance
    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.

    High: 94 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.

    High: 92 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Patchy fog between 11pm and 3am. Otherwise, mostly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 60%.

    High: 90 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog before 3am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 72. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 93. Heat index values as high as 101. Calm wind becoming southwest around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 73. Calm wind.
Thursday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Patchy fog between midnight and 1am. Otherwise, partly cloudy, with a low around 73. Calm wind.
Friday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Patchy fog between 11pm and 3am. Otherwise, mostly cloudy, with a low around 72. Calm wind.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 72. Calm wind.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, partly cloudy, with a low around 72.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Monday Night
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, partly cloudy, with a low around 72.
Tuesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 95.
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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:
12:28 am CDT Jul 16, 2025
Forecast Valid:
2am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
 
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