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Mammoth Cave National Park, KY Weather Forecast
Wx Discussion - Wx Hazards - Wx Aviation
NWS Forecast for Mammoth Cave KY
National Weather Service Forecast for: Mammoth Cave KY
Issued by: National Weather Service Louisville, KY
Updated: 6:12 am CDT Jun 29, 2025
 
Today

Today: Showers and thunderstorms likely, mainly between 4pm and 5pm. Partly sunny, with a high near 87. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
T-storms
Likely

 Tonight

Tonight: A 30 percent chance of showers and thunderstorms, mainly after 1am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 72. Calm wind.
Chance
T-storms then
Chance
Showers and
Patchy Fog
 Monday

Monday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 87. Southwest wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
T-storms
Likely
 Monday
Night
Monday Night: Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
T-storms
Likely then
Showers
Likely
 Tuesday

Tuesday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 86. Light west wind.
Chance
T-storms

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 67.
Mostly Clear


 Wednesday

Wednesday: Sunny, with a high near 87.
Sunny


 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 66.
Mostly Clear


 Thursday

Thursday: Sunny, with a high near 88.
Sunny
Hi 87 °F Lo 72 °F Hi 87 °F Lo 72 °F Hi 86 °F Lo 67 °F Hi 87 °F Lo 66 °F Hi 88 °F

Hazardous Weather Outlook
 

Today
 
 Showers and thunderstorms likely, mainly between 4pm and 5pm. Partly sunny, with a high near 87. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
 
 A 30 percent chance of showers and thunderstorms, mainly after 1am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 72. Calm wind.
Monday
 
 A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Mostly cloudy, with a high near 87. Southwest wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
 
 Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
 
 A 40 percent chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 86. Light west wind.
Tuesday Night
 
 Mostly clear, with a low around 67.
Wednesday
 
 Sunny, with a high near 87.
Wednesday Night
 
 Mostly clear, with a low around 66.
Thursday
 
 Sunny, with a high near 88.
Thursday Night
 
 Mostly clear, with a low around 68.
Independence Day
 
 Sunny, with a high near 90.
Friday Night
 
 Mostly clear, with a low around 69.
Saturday
 
 A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

Forecast Discussion from: NOAA-NWS Script developed by: El Dorado Weather






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