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

72°F

22°C

Humidity 88%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Aug 11:35 pm CDT
Extended Forecast for

3 Miles ESE Watertown TN

  • Tonight

    Tonight: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 92. Calm wind becoming northwest around 5 mph.

    High: 92 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 71. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Slight Chance
    T-storms then
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely before 2pm, then a chance of showers after 5pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 87. South wind around 5 mph becoming east in the morning. Chance of precipitation is 60%.

    High: 87 °F

    Heavy Rain
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 66. North wind around 5 mph becoming calm.

    Low: 66 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 88 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Northwest wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 66. Calm wind.
Wednesday
Increasing clouds, with a high near 92. Calm wind becoming northwest around 5 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 71. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely before 2pm, then a chance of showers after 5pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 87. South wind around 5 mph becoming east in the morning. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 70%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 66. North wind around 5 mph becoming calm.
Saturday
Areas of fog before 8am. Otherwise, sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 65. Northwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 63.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Watertown TN
 36.09°N 86.1°W (Elev. 892 ft)
Last Update:
10:46 pm CDT Aug 18, 2026
Forecast Valid:
11pm CDT Aug 18, 2026-6pm CDT Aug 25, 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