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

73°F

23°C

Humidity 74%
Wind Speed Vrbl 3 mph
Barometer 29.94 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 1 Jun 10:15 am CDT
Extended Forecast for

Castalian Springs TN

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.

    High: 82 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. South southeast wind around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. South wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 69. South southeast wind around 5 mph.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers. Partly sunny, with a high near 87. South wind 5 to 10 mph.

    High: 87 °F

    Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 58. Calm wind.
Monday
Sunny, with a high near 83. Calm wind.
Monday Night
Mostly clear, with a low around 61. Calm wind.
Tuesday
Sunny, with a high near 88. Light south southeast wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 68. South southeast wind around 5 mph.
Wednesday
Mostly sunny, with a high near 89. South wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 69. South southeast wind around 5 mph.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 87. South wind 5 to 10 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Saturday
Showers likely. Mostly sunny, with a high near 83. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castalian Springs TN
 36.39°N 86.29°W (Elev. 591 ft)
Last Update:
7:12 am CDT Jun 1, 2025
Forecast Valid:
10am CDT Jun 1, 2025-6pm CDT Jun 7, 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