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.

61°F

16°C

Humidity 94%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 59°F (15°C)
Visibility NA
Last update 18 May 2:55 am CDT
Extended Forecast for

2 Miles W Castalian Springs TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 83. Calm wind. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 84 °F

    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. South southeast wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 85. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 85 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly sunny, with a high near 74. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 59. Calm wind.
Sunday
A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 83. Calm wind. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. Calm wind.
Monday
Showers and possibly a thunderstorm. High near 84. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. South southeast wind around 5 mph becoming calm in the evening.
Tuesday
Showers and possibly a thunderstorm. High near 85. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 74. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 51. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 53.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Castalian Springs TN
 36.37°N 86.35°W (Elev. 440 ft)
Last Update:
11:04 am CDT May 17, 2025
Forecast Valid:
3am CDT May 18, 2025-6pm CDT May 24, 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