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.

Fair

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 14 Jun 11:15 pm CDT
Extended Forecast for

4 Miles S Castalian Springs TN

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Patchy fog. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers, then showers and thunderstorms likely after 10am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers and
    Patchy Fog
    then T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.

    High: 85 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, mainly before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 86. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. South southwest wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 5 to 10 mph.

    High: 91 °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 5 to 10 mph.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Patchy fog. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 40%.
Sunday
A slight chance of showers, then showers and thunderstorms likely after 10am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 87. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 70%. 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 midnight. Otherwise, mostly cloudy, with a low around 70. Calm wind.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm, mainly before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 86. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 71. South southwest wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. South southwest wind 5 to 10 mph.
Juneteenth
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 70%.
Thursday Night
Partly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 68.
Saturday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Castalian Springs TN
 36.32°N 86.33°W (Elev. 440 ft)
Last Update:
11:14 pm CDT Jun 14, 2025
Forecast Valid:
11pm CDT Jun 14, 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