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

Sumner County Regional Airport (KXNX)

Lat: 36.38°NLon: 86.41°WElev: 583ft.

Partly Cloudy

86°F

30°C

Humidity 70%
Wind Speed Vrbl 5 G 15 mph
Barometer 30.06 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 15 Jun 12:35 pm CDT
Extended Forecast for

Hartsville TN

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 85. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms and
    Patchy Fog
    then Areas
    Fog

  • Monday

    Monday: A chance of showers, then showers and thunderstorms likely after 10am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 84. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    T-storms
    Likely and
    Patchy Fog

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 69. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 84. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. 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 30%.

    High: 88 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southwest wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers and possibly a thunderstorm. High near 86. Southwest wind around 5 mph. Chance of precipitation is 80%.

    High: 86 °F

    Showers
    Likely then
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 85. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 68. Calm wind.
Monday
A chance of showers, then showers and thunderstorms likely after 10am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 84. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 69. Calm wind becoming south southwest around 5 mph after midnight. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 84. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 70. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. 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 30%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southwest wind around 5 mph.
Juneteenth
Showers and possibly a thunderstorm. High near 86. Southwest wind around 5 mph. Chance of precipitation is 80%.
Thursday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 66.
Friday
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly sunny, with a high near 86.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 66.
Saturday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Hartsville TN
 36.4°N 86.15°W (Elev. 531 ft)
Last Update:
11:16 am CDT Jun 15, 2025
Forecast Valid:
1pm CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
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