Current conditions at

Lebanon Municipal Airport (KM54)

Lat: 36.19°NLon: 86.32°WElev: 588ft.

A Few Clouds

75°F

24°C

Humidity 89%
Wind Speed S 9 G 15 mph
Barometer 29.98 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 12 Aug 2:10 am CDT
Extended Forecast for

4 Miles WSW Watertown TN

Heat Advisory August 12, 02:42am until August 14, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 12, 02:42am until August 14, 09:00pm

    NOW until 9:00pm Fri

    Heat Advisory

  • Overnight

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 92. Heat index values as high as 102. South southwest wind 5 to 10 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am.  Mostly cloudy, with a low around 73. West wind around 5 mph becoming south in the evening.

    Low: 73 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers between 9am and 1pm.  Partly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 10 mph.

    High: 93 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. South southwest wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 96. West southwest wind around 5 mph.

    High: 96 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Calm wind becoming west around 5 mph.

    High: 96 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. South wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 102. South southwest wind 5 to 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 73. West wind around 5 mph becoming south in the evening.
Thursday
A 20 percent chance of showers between 9am and 1pm. Partly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 75. South southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 96. West southwest wind around 5 mph.
Friday Night
Mostly clear, with a low around 75. Calm wind.
Saturday
Sunny, with a high near 96. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 75. Calm wind becoming south southeast around 5 mph.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Watertown TN
 36.07°N 86.18°W (Elev. 1099 ft)
1:31 am CDT Aug 12, 2026
2am CDT Aug 12, 2026-6pm CDT Aug 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database