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

79°F

26°C

Humidity 79%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Aug 8:50 pm CDT
Extended Forecast for

4 Miles NW Carthage TN

  • Tonight

    Tonight: A chance of showers and thunderstorms between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 70. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Partly Cloudy
    then Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 89. Heat index values as high as 100. South southwest wind around 5 mph becoming west northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 69. Calm wind. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am. Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    Showers and
    Areas Fog

  • Friday Night

    Friday Night: Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 90 °F

    Areas 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 88. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 70. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 89. Heat index values as high as 100. South southwest wind around 5 mph becoming west northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms before midnight, then a chance of showers between midnight and 1am, then a chance of showers and thunderstorms after 1am. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 69. Calm wind. Chance of precipitation is 40%.
Friday
A chance of showers, with thunderstorms also possible after 10am. Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 30%.
Friday Night
Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly clear, with a low around 67. Calm wind.
Saturday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 88. Calm wind becoming north northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 64. Calm wind.
Monday
Mostly sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Carthage TN
 36.31°N 86°W (Elev. 584 ft)
Last Update:
6:41 pm CDT Aug 19, 2026
Forecast Valid:
9pm CDT Aug 19, 2026-6pm CDT Aug 26, 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