National Weather Service Forecast for: Mammoth Cave KY
Issued by: National Weather Service Louisville, KY
Updated: 3:14 pm CDT Jun 8, 2025
 
Tonight

Tonight: Mostly clear, with a low around 63. West wind around 6 mph becoming calm  in the evening.
Mostly Clear

Monday

Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm.  High near 78. Calm wind becoming west around 6 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
T-storms
Monday
Night
Monday Night: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light southwest wind.
Chance
T-storms then
Mostly Clear
Tuesday

Tuesday: Sunny, with a high near 79. Calm wind becoming west around 5 mph.
Sunny

Tuesday
Night
Tuesday Night: Clear, with a low around 58. Calm wind.
Clear

Wednesday

Wednesday: Sunny, with a high near 84.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 61.
Mostly Clear

Thursday

Thursday: Mostly sunny, with a high near 87.
Mostly Sunny

Thursday
Night
Thursday Night: Mostly cloudy, with a low around 67.
Mostly Cloudy

Lo 63 °F Hi 78 °F Lo 58 °F Hi 79 °F Lo 58 °F Hi 84 °F Lo 61 °F Hi 87 °F Lo 67 °F

 

Tonight
 
Mostly clear, with a low around 63. West wind around 6 mph becoming calm in the evening.
Monday
 
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 78. Calm wind becoming west around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
 
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light southwest wind.
Tuesday
 
Sunny, with a high near 79. Calm wind becoming west around 5 mph.
Tuesday Night
 
Clear, with a low around 58. Calm wind.
Wednesday
 
Sunny, with a high near 84.
Wednesday Night
 
Mostly clear, with a low around 61.
Thursday
 
Mostly sunny, with a high near 87.
Thursday Night
 
Mostly cloudy, with a low around 67.
Friday
 
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 40%.
Friday Night
 
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Saturday
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Saturday Night
 
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Sunday
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.

 

Forecast from NOAA-NWS for Mammoth Cave KY.