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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: 6:11 am CDT May 14, 2026
 
Today

Today: Sunny, with a high near 69. North wind 7 to 10 mph, with gusts as high as 21 mph.
Sunny

 Tonight

Tonight: Clear, with a low around 44. Light and variable wind.
Clear

 Friday

Friday: Mostly sunny, with a high near 78. South wind 3 to 8 mph.
Mostly Sunny

 Friday
Night
Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 62. South wind 3 to 5 mph.
Partly Cloudy
then Chance
Showers
 Saturday

Saturday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind 5 to 8 mph.
Chance
Showers then
Chance
T-storms
 Saturday
Night
Saturday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Chance
T-storms then
Chance
Showers
 Sunday

Sunday: Sunny, with a high near 90.
Sunny

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

 Monday

Monday: Sunny, with a high near 88.
Sunny
Hi 69 °F Lo 44 °F Hi 78 °F Lo 62 °F Hi 85 °F Lo 65 °F Hi 90 °F Lo 66 °F Hi 88 °F

 

Today
 
 Sunny, with a high near 69. North wind 7 to 10 mph, with gusts as high as 21 mph.
Tonight
 
 Clear, with a low around 44. Light and variable wind.
Friday
 
 Mostly sunny, with a high near 78. South wind 3 to 8 mph.
Friday Night
 
 A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 62. South wind 3 to 5 mph.
Saturday
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind 5 to 8 mph.
Saturday Night
 
 A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
 
 Sunny, with a high near 90.
Sunday Night
 
 Mostly clear, with a low around 66.
Monday
 
 Sunny, with a high near 88.
Monday Night
 
 A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Tuesday
 
 A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Wednesday
 
 Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 70%.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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