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.

Overcast

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Jun 9:35 pm CDT
Extended Forecast for

2 Miles S Castalian Springs TN

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 70. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms. High near 84. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 84 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. South southwest wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph.

    Low: 72 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 68. West wind around 5 mph becoming calm.

    Low: 68 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming south southwest around 5 mph.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 70. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and thunderstorms. High near 84. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 71. South southwest wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph.
Juneteenth
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 68. West wind around 5 mph becoming calm.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Calm wind becoming south southwest around 5 mph.
Friday Night
Mostly clear, with a low around 69. Calm wind.
Saturday
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Castalian Springs TN
 36.35°N 86.33°W (Elev. 581 ft)
Last Update:
6:32 pm CDT Jun 16, 2025
Forecast Valid:
9pm CDT Jun 16, 2025-6pm CDT Jun 23, 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