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.

Fog/Mist

75°F

24°C

Humidity 94%
Wind Speed Vrbl 5 G 22 mph
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility 0.75 mi
Last update 14 Jun 10:55 am CDT
Extended Forecast for

3 Miles WSW Castalian Springs TN

  • Today

    Today: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely, mainly between 1pm and 5pm. Mostly cloudy, with a high near 82. South southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 9pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

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

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 85. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. Northwest wind around 5 mph becoming calm.

    Low: 68 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.

    High: 85 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely, mainly between 1pm and 5pm. Mostly cloudy, with a high near 82. South southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 9pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 85. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. Northwest wind around 5 mph becoming calm.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Calm wind becoming southwest around 5 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind.
Tuesday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 70%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. South wind around 5 mph.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly 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 72.
Juneteenth
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Castalian Springs TN
 36.37°N 86.38°W (Elev. 499 ft)
Last Update:
5:46 am CDT Jun 14, 2025
Forecast Valid:
11am CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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