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

84°F

29°C

Humidity 66%
Wind Speed Vrbl 5 mph
Barometer 30.00 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 4 Aug 11:10 am CDT
Extended Forecast for

4 Miles NNW Carthage TN

  • Today

    Today: Sunny, with a high near 90. Heat index values as high as 99. Calm wind becoming northeast around 5 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Areas of fog after midnight. Otherwise, mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear
    then Areas
    Fog

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 11am. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 99. Calm wind.

    High: 89 °F

    Chance
    Showers and
    Areas Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Thursday Night

    Thursday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 5 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.

    High: 90 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 90. Heat index values as high as 99. Calm wind becoming northeast around 5 mph.
Tonight
Areas of fog after midnight. Otherwise, mostly clear, with a low around 69. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 11am. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 99. Calm wind.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 11pm. Otherwise, mostly clear, with a low around 70. Calm wind.
Thursday
A slight chance of showers, with thunderstorms also possible after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming south around 5 mph. Chance of precipitation is 20%.
Thursday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 71. Calm wind.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 5 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Calm wind. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Carthage TN
 36.31°N 85.97°W (Elev. 600 ft)
Last Update:
10:31 am CDT Aug 4, 2026
Forecast Valid:
11am CDT Aug 4, 2026-6pm CDT Aug 10, 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