National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lebanon Municipal Airport (KM54)

Lat: 36.19°NLon: 86.32°WElev: 588ft.

A Few Clouds

97°F

36°C

Humidity 37%
Wind Speed NE 5 mph
Barometer 30.16 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 17 Sep 3:35 pm CDT
Extended Forecast for

3 Miles W Watertown TN

Heat Advisory September 17, 03:52pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 03:52pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Saturday

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

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. Calm wind becoming south around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 95. South wind around 5 mph becoming west in the afternoon.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 97. Heat index values as high as 103. North wind around 5 mph.
Tonight
Mostly clear, with a low around 72. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 104. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 71. Calm wind.
Saturday
Sunny, with a high near 96. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 71. Calm wind becoming south around 5 mph.
Sunday
Sunny, with a high near 95. South wind around 5 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 70. Calm wind becoming south southeast around 5 mph after midnight.
Monday
Mostly sunny, with a high near 95. South wind around 5 mph becoming northwest in the afternoon.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Watertown TN
 36.12°N 86.21°W (Elev. 748 ft)
Last Update:
2:36 pm CDT Sep 17, 2026
Forecast Valid:
3pm CDT Sep 17, 2026-6pm CDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation