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.

Overcast

79°F

26°C

Humidity 94%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 25 Jul 9:30 pm CDT
Extended Forecast for

Carthage TN

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: A 10 percent chance of showers before 7am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming west northwest around 5 mph.

    High: 90 °F

    Slight Chance
    Showers and
    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming southwest around 5 mph.

    High: 93 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 75. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. North wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 10 percent chance of showers before 7am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 90. Heat index values as high as 102. Calm wind becoming west northwest around 5 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 71. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming southwest around 5 mph.
Monday Night
A slight chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers after 4am. Partly cloudy, with a low around 75. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. South southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 66. North wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 65.
Friday
Mostly sunny, with a high near 89.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carthage TN
 36.26°N 85.94°W (Elev. 676 ft)
Last Update:
1:31 pm CDT Jul 25, 2026
Forecast Valid:
9pm CDT Jul 25, 2026-6pm CDT Aug 1, 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