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

27°F

-3°C

Humidity 69%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 31 Dec 1:10 am CST
Extended Forecast for

South Carthage TN

  • Overnight

    Overnight: Clear, with a low around 22. Calm wind becoming south around 5 mph.

    Low: 22 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 48. South wind 5 to 10 mph becoming west in the afternoon.

    High: 48 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Patchy fog before 2am, then patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 27. West southwest wind around 5 mph becoming calm.

    Low: 27 °F

    Mostly Clear
    then Patchy
    Fog

  • New Year's Day

    New Year's Day: Patchy fog before 9am. Otherwise, sunny, with a high near 50. Calm wind.

    High: 50 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers after noon. Patchy fog before 7am. Otherwise, cloudy, with a high near 55. Calm wind becoming south southwest around 5 mph.

    High: 55 °F

    Patchy Fog
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Patchy fog between 9pm and 2am. Otherwise, mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Partly sunny, with a high near 53. Calm wind becoming north around 5 mph in the afternoon.

    High: 53 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. North wind around 5 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 22. Calm wind becoming south around 5 mph.
Wednesday
Increasing clouds, with a high near 48. South wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
Patchy fog before 2am, then patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 27. West southwest wind around 5 mph becoming calm.
New Year's Day
Patchy fog before 9am. Otherwise, sunny, with a high near 50. Calm wind.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 31. Calm wind.
Friday
A 30 percent chance of showers after noon. Patchy fog before 7am. Otherwise, cloudy, with a high near 55. Calm wind becoming south southwest around 5 mph.
Friday Night
A 50 percent chance of showers. Patchy fog between 9pm and 2am. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 53. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 27. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly cloudy, with a high near 61.
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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:
12:31 am CST Dec 31, 2025
Forecast Valid:
1am CST Dec 31, 2025-6pm CST Jan 6, 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