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.

Partly Cloudy

88°F

31°C

Humidity 66%
Wind Speed Vrbl 3 G 12 mph
Barometer 30.03 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 15 Jun 2:55 pm CDT
Extended Forecast for

4 Miles NW Castalian Springs TN

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 86. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    T-storms
    Likely and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm, mainly before midnight, then a chance of showers and thunderstorms after midnight. Low around 70. South southwest wind around 5 mph. Chance of precipitation is 80%.

    Low: 70 °F

    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely then
    T-storms
    Likely

  • Tuesday Night

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

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 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 and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 87. Southwest wind around 10 mph. Chance of precipitation is 70%.

    High: 87 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 86. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, then showers and thunderstorms likely after 10am. Mostly cloudy, with a high near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm, mainly before midnight, then a chance of showers and thunderstorms after midnight. Low around 70. South southwest wind around 5 mph. Chance of precipitation is 80%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 71. South wind around 5 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph.
Juneteenth
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 87. Southwest wind around 10 mph. Chance of precipitation is 70%.
Thursday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 67.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Castalian Springs TN
 36.44°N 86.37°W (Elev. 600 ft)
Last Update:
11:16 am CDT Jun 15, 2025
Forecast Valid:
3pm CDT Jun 15, 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