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.

Mostly Cloudy

84°F

29°C

Humidity 70%
Wind Speed SW 8 G 16 mph
Barometer 29.99 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 14 Jun 2:55 pm CDT
Extended Forecast for

Hartsville TNSimilar City Names

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 82. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 84. Southwest wind around 5 mph. Chance of precipitation is 80%.

    High: 84 °F

    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. South southwest wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 82. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 68. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely, mainly before 5pm. Partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 69. Calm wind.
Monday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 84. Southwest wind around 5 mph. Chance of precipitation is 80%.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. South southwest wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Juneteenth
Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, partly cloudy, with a low around 68.
Friday
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hartsville TNSimilar City Names
 36.38°N 86.16°W (Elev. 440 ft)
Last Update:
11:14 am CDT Jun 14, 2025
Forecast Valid:
3pm CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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