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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: 3:25 am CDT Mar 23, 2026
 
Today

Today: Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 7 to 9 mph.
Gradual
Clearing
 Tonight

Tonight: Partly cloudy, with a low around 38. Northeast wind 3 to 5 mph.
Partly Cloudy

 Tuesday

Tuesday: Partly sunny, with a high near 62. Light east wind.
Partly Sunny

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 45. Calm wind.
Partly Cloudy

 Wednesday

Wednesday: Mostly sunny, with a high near 70. Calm wind becoming south around 6 mph in the morning.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 56.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 83.
Mostly Sunny

 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54.
Partly Cloudy
then Chance
Showers
 Friday

Friday: Showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Showers
Likely
Hi 59 °F Lo 38 °F Hi 62 °F Lo 45 °F Hi 70 °F Lo 56 °F Hi 83 °F Lo 54 °F Hi 65 °F

 

Today
 
 Cloudy through mid morning, then gradual clearing, with a high near 59. North wind 7 to 9 mph.
Tonight
 
 Partly cloudy, with a low around 38. Northeast wind 3 to 5 mph.
Tuesday
 
 Partly sunny, with a high near 62. Light east wind.
Tuesday Night
 
 Partly cloudy, with a low around 45. Calm wind.
Wednesday
 
 Mostly sunny, with a high near 70. Calm wind becoming south around 6 mph in the morning.
Wednesday Night
 
 Partly cloudy, with a low around 56.
Thursday
 
 Mostly sunny, with a high near 83.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54.
Friday
 
 Showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Friday Night
 
 A 20 percent chance of showers before 1am. Partly cloudy, with a low around 33.
Saturday
 
 Sunny, with a high near 56.
Saturday Night
 
 Mostly clear, with a low around 36.
Sunday
 
 Mostly sunny, with a high near 65.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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