National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lebanon Municipal Airport (KM54)

Lat: 36.19°NLon: 86.32°WElev: 588ft.

Fair

93°F

34°C

Humidity 44%
Wind Speed Vrbl 5 mph
Barometer 30.21 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 16 Sep 5:35 pm CDT
Extended Forecast for

South Carthage TN

Heat Advisory September 16, 06:05pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 16, 06:05pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming north around 5 mph.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming north around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Areas of fog after 5am. Otherwise, mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear
    then Areas
    Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny and hot, with a high near 97. Calm wind.

    High: 97 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. Calm wind becoming south around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 96. South southwest wind around 5 mph becoming calm in the afternoon.

    High: 96 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Calm wind.
Thursday
Sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind becoming north around 5 mph.
Thursday Night
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Areas of fog after 5am. Otherwise, mostly clear, with a low around 69. Calm wind.
Saturday
Areas of fog before 8am. Otherwise, sunny and hot, with a high near 97. Calm wind.
Saturday Night
Partly cloudy, with a low around 71. Calm wind becoming south around 5 mph.
Sunday
Mostly sunny, with a high near 96. South southwest wind around 5 mph becoming calm in the afternoon.
Sunday Night
Partly cloudy, with a low around 70. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Monday Night
A 40 percent chance of showers. Partly cloudy, with a low around 68.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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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:
1:31 pm CDT Sep 16, 2026
Forecast Valid:
6pm CDT Sep 16, 2026-6pm CDT Sep 23, 2026
 
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