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

64°F

18°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 1:50 am CDT
Extended Forecast for

3 Miles SW Watertown TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming east northeast around 5 mph.

    High: 86 °F

    Decreasing
    Clouds

  • Saturday Night

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

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms between 1pm and 5pm. Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 72. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 82. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 82 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Northwest wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. North northwest wind around 5 mph.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 61. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming east northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 65. Calm wind becoming south around 5 mph.
Sunday
A chance of showers and thunderstorms between 1pm and 5pm. Mostly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of showers and thunderstorms between 7pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 72. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm. High near 82. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Northwest wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. North northwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 84.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Watertown TN
 36.07°N 86.18°W (Elev. 1099 ft)
Last Update:
1:31 am CDT Jun 20, 2026
Forecast Valid:
2am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation