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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: 8:21 pm CDT Jul 13, 2026
 
Overnight

Overnight: Partly cloudy, with a low around 69. Light northeast wind.
Partly Cloudy

 Tuesday

Tuesday: Mostly sunny, with a high near 88. East wind 5 to 7 mph.
Mostly Sunny

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 69. Light and variable wind.
Partly Cloudy

 Wednesday

Wednesday: Sunny, with a high near 89. Calm wind.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 71. Calm wind.
Mostly Clear

 Thursday

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 90. Chance of precipitation is 30%.
Chance
T-storms
 Thursday
Night
Thursday Night: Mostly clear, with a low around 72.
Mostly Clear

 Friday

Friday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
Sunny then
Chance
T-storms
 Friday
Night
Friday Night: Partly cloudy, with a low around 72.
Partly Cloudy
Lo 69 °F Hi 88 °F Lo 69 °F Hi 89 °F Lo 71 °F Hi 90 °F Lo 72 °F Hi 89 °F Lo 72 °F

 

Overnight
 
 Partly cloudy, with a low around 69. Light northeast wind.
Tuesday
 
 Mostly sunny, with a high near 88. East wind 5 to 7 mph.
Tuesday Night
 
 Partly cloudy, with a low around 69. Light and variable wind.
Wednesday
 
 Sunny, with a high near 89. Calm wind.
Wednesday Night
 
 Mostly clear, with a low around 71. Calm wind.
Thursday
 
 A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 90. Chance of precipitation is 30%.
Thursday Night
 
 Mostly clear, with a low around 72.
Friday
 
 A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
Friday Night
 
 Partly cloudy, with a low around 72.
Saturday
 
 A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90.
Saturday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
 
 A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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