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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: 2:32 am CST Nov 5, 2025
 
Overnight

Overnight: Mostly clear, with a low around 48. Southwest wind around 8 mph.
Mostly Clear

 Wednesday

Wednesday: Sunny, with a high near 70. Southwest wind 6 to 14 mph, with gusts as high as 28 mph.
Sunny

 Wednesday
Night
Wednesday Night: Clear, with a low around 40. Light and variable wind becoming northeast 5 to 8 mph in the evening.
Clear

 Thursday

Thursday: Sunny, with a high near 63. Calm wind becoming east around 6 mph.
Sunny

 Thursday
Night
Thursday Night: Increasing clouds, with a low around 47. Calm wind becoming south 5 to 7 mph after midnight.
Increasing
Clouds
 Friday

Friday: Showers, with thunderstorms also possible after 3pm. High near 68. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Chance
Showers then
Showers
 Friday
Night
Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Chance
T-storms then
Partly Cloudy
 Saturday

Saturday: Mostly sunny, with a high near 67.
Mostly Sunny

 Saturday
Night
Saturday Night: A 50 percent chance of showers. Partly cloudy, with a low around 41.
Chance
Showers
Lo 48 °F Hi 70 °F Lo 40 °F Hi 63 °F Lo 47 °F Hi 68 °F Lo 47 °F Hi 67 °F Lo 41 °F

 

Overnight
 
 Mostly clear, with a low around 48. Southwest wind around 8 mph.
Wednesday
 
 Sunny, with a high near 70. Southwest wind 6 to 14 mph, with gusts as high as 28 mph.
Wednesday Night
 
 Clear, with a low around 40. Light and variable wind becoming northeast 5 to 8 mph in the evening.
Thursday
 
 Sunny, with a high near 63. Calm wind becoming east around 6 mph.
Thursday Night
 
 Increasing clouds, with a low around 47. Calm wind becoming south 5 to 7 mph after midnight.
Friday
 
 Showers, with thunderstorms also possible after 3pm. High near 68. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
 
 A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Saturday
 
 Mostly sunny, with a high near 67.
Saturday Night
 
 A 50 percent chance of showers. Partly cloudy, with a low around 41.
Sunday
 
 A 20 percent chance of showers before noon. Partly sunny, with a high near 49.
Sunday Night
 
 Partly cloudy, with a low around 25.
Monday
 
 Sunny, with a high near 40.
Monday Night
 
 Mostly clear, with a low around 23.
Veterans Day
 
 Sunny, with a high near 50.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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