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

66°F

19°C

Humidity 100%
Wind Speed S 5 mph
Barometer 29.97 in
Dewpoint 66°F (19°C)
Visibility 8.00 mi
Last update 27 Aug 6:50 am CDT
Extended Forecast for

South Carthage TN

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming west northwest around 5 mph.

    High: 91 °F

    Areas Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming north around 5 mph in the afternoon.

    High: 89 °F

    Areas Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 91. Calm wind.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Calm wind becoming south around 5 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming south southwest around 5 mph.

    High: 93 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming west northwest around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 65. Calm wind.
Friday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 62. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 91. Calm wind.
Saturday Night
Mostly clear, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 93. Calm wind becoming south around 5 mph.
Sunday Night
Mostly clear, with a low around 70. Calm wind.
Monday
Sunny, with a high near 93. Calm wind becoming south southwest around 5 mph.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A 20 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:
4:36 am CDT Aug 27, 2026
Forecast Valid:
7am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation