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

59°F

15°C

Humidity 88%
Wind Speed SW 9 mph
Barometer 29.80 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 6 Jan 5:10 pm CST
Extended Forecast for

South Carthage TN

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. Southwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Areas Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 70. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 70 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Showers likely, mainly after midnight. Cloudy, with a low around 60. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 67. South southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    High: 67 °F

    Showers

  • Friday Night

    Friday Night: Showers, with thunderstorms also possible after midnight. Some of the storms could produce heavy rainfall. Low around 54. South southeast wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 54 °F

    Heavy Rain

  • Saturday

    Saturday: A 50 percent chance of showers, mainly before noon. Cloudy, with a high near 63. South southwest wind around 10 mph becoming west in the afternoon.

    High: 63 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. West wind 5 to 10 mph.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 44. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 63. Calm wind.
Wednesday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Thursday
Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 70. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Showers likely, mainly after midnight. Cloudy, with a low around 60. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 67. South southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Friday Night
Showers, with thunderstorms also possible after midnight. Some of the storms could produce heavy rainfall. Low around 54. South southeast wind 5 to 10 mph. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers, mainly before noon. Cloudy, with a high near 63. South southwest wind around 10 mph becoming west in the afternoon.
Saturday Night
Mostly cloudy, with a low around 30. West wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Mostly clear, with a low around 23.
Monday
Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Carthage TN
 36.24°N 85.95°W (Elev. 600 ft)
Last Update:
1:56 pm CST Jan 6, 2026
Forecast Valid:
5pm CST Jan 6, 2026-6pm CST Jan 13, 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