Hazardous Weather Conditions
Current conditions at
Lebanon Municipal Airport (KM54)
Lat: 36.19°NLon: 86.32°WElev: 588ft.
Fair
79°F
26°C
| Humidity | 84% |
| Wind Speed | Calm |
| Barometer | 29.97 in |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 17 Aug 4:10 am CDT |
Extended Forecast for
4 Miles S Hartsville TN
Heat Advisory August 17, 04:33am until August 17, 07:00pm
NOW until 7:00pm Mon
Heat Advisory
Today
High: 95 °F
Mostly Sunny
then Slight
Chance
T-stormsTonight
Low: 70 °F
Partly Cloudy
then Patchy
FogTuesday
High: 90 °F
Patchy Fog
then SunnyTuesday Night

Low: 66 °F
Mostly Clear
Wednesday
High: 94 °F
Patchy Fog
then Mostly
SunnyWednesday Night
Low: 72 °F
Partly Cloudy
then Chance
T-stormsThursday

High: 91 °F
Showers
LikelyThursday Night

Low: 69 °F
Chance
T-storms
Detailed Forecast
Today
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 95. Heat index values as high as 110. Light and variable wind becoming west northwest 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 7am. Otherwise, sunny, with a high near 90. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 94. Calm wind becoming southwest around 5 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Calm wind.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 88.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles S Hartsville TN
36.34°N 86.16°W (Elev. 531 ft)
36.34°N 86.16°W (Elev. 531 ft)
1:31 am CDT Aug 17, 2026
4am CDT Aug 17, 2026-6pm CDT Aug 23, 2026



