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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: 5:36 am CST Nov 25, 2025
 
Today

Today: Showers, mainly before 2pm. High near 65. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Showers then
Chance
Showers
 Tonight

Tonight: A 20 percent chance of showers between 3am and 4am. Mostly cloudy, with a low around 42. Calm wind becoming west around 6 mph after midnight.
Slight Chance
Showers

 Wednesday

Wednesday: Mostly sunny, with a high near 47. West wind 8 to 11 mph, with gusts as high as 24 mph.
Mostly Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 30. West wind around 6 mph becoming calm in the evening.
Partly Cloudy

 Thanksgiving
Day
Thanksgiving Day: Sunny, with a high near 43. West wind 3 to 7 mph.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 21.
Mostly Clear

 Friday

Friday: Sunny, with a high near 39.
Sunny

 Friday
Night
Friday Night: Mostly cloudy, with a low around 25.
Mostly Cloudy

 Saturday

Saturday: A 20 percent chance of showers after noon. Mostly cloudy, with a high near 46.
Mostly Cloudy
then Slight
Chance
Showers
Hi 65 °F Lo 42 °F Hi 47 °F Lo 30 °F Hi 43 °F Lo 21 °F Hi 39 °F Lo 25 °F Hi 46 °F

Special Weather Statement
Hazardous Weather Outlook
 

Today
 
 Showers, mainly before 2pm. High near 65. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
 
 A 20 percent chance of showers between 3am and 4am. Mostly cloudy, with a low around 42. Calm wind becoming west around 6 mph after midnight.
Wednesday
 
 Mostly sunny, with a high near 47. West wind 8 to 11 mph, with gusts as high as 24 mph.
Wednesday Night
 
 Partly cloudy, with a low around 30. West wind around 6 mph becoming calm in the evening.
Thanksgiving Day
 
 Sunny, with a high near 43. West wind 3 to 7 mph.
Thursday Night
 
 Mostly clear, with a low around 21.
Friday
 
 Sunny, with a high near 39.
Friday Night
 
 Mostly cloudy, with a low around 25.
Saturday
 
 A 20 percent chance of showers after noon. Mostly cloudy, with a high near 46.
Saturday Night
 
 A 50 percent chance of showers. Cloudy, with a low around 36.
Sunday
 
 A 50 percent chance of showers. Mostly cloudy, with a high near 49.
Sunday Night
 
 A 50 percent chance of showers. Mostly cloudy, with a low around 36.
Monday
 
 A 50 percent chance of showers. Mostly cloudy, with a high near 49.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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