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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: 4:51 am CDT Jun 3, 2026
 
Today

Today: Sunny, with a high near 81. Light east wind.
Sunny
 Tonight

Tonight: Clear, with a low around 58. Calm wind.
Clear
 Thursday

Thursday: Sunny, with a high near 83. Light and variable wind.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 61. Calm wind.
Mostly Clear
 Friday

Friday: Sunny, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon.
Sunny
 Friday
Night
Friday Night: Partly cloudy, with a low around 65.
Partly Cloudy
 Saturday

Saturday: Mostly sunny, with a high near 85.
Mostly Sunny
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 69.
Partly Cloudy
 Sunday

Sunday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 86.
Chance
T-storms
Hi 81 °F Lo 58 °F Hi 83 °F Lo 61 °F Hi 84 °F Lo 65 °F Hi 85 °F Lo 69 °F Hi 86 °F

 

Today
 
 Sunny, with a high near 81. Light east wind.
Tonight
 
 Clear, with a low around 58. Calm wind.
Thursday
 
 Sunny, with a high near 83. Light and variable wind.
Thursday Night
 
 Mostly clear, with a low around 61. Calm wind.
Friday
 
 Sunny, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
 
 Partly cloudy, with a low around 65.
Saturday
 
 Mostly sunny, with a high near 85.
Saturday Night
 
 Partly cloudy, with a low around 69.
Sunday
 
 A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 86.
Sunday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Monday
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Monday Night
 
 A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Tuesday
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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