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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: 10:46 pm CST Dec 4, 2025
 
Tonight

Tonight: A chance of flurries between midnight and 1am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 27. Calm wind.
Chance
Flurries and
Patchy Fog
 Friday

Friday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 41. Calm wind.
Patchy Fog
then Mostly
Sunny
 Friday
Night
Friday Night: Mostly cloudy, with a low around 28. Calm wind.
Mostly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 47. Southwest wind around 5 mph becoming calm in the afternoon.
Mostly Sunny

 Saturday
Night
Saturday Night: Increasing clouds, with a low around 30. Calm wind.
Increasing
Clouds

 Sunday

Sunday: A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 45.
Chance
Showers

 Sunday
Night
Sunday Night: A chance of rain showers before midnight, then a chance of rain and snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Chance
Showers then
Chance
Rain/Snow
 Monday

Monday: Mostly sunny, with a high near 38.
Mostly Sunny

 Monday
Night
Monday Night: Partly cloudy, with a low around 22.
Partly Cloudy
Lo 27 °F Hi 41 °F Lo 28 °F Hi 47 °F Lo 30 °F Hi 45 °F Lo 26 °F Hi 38 °F Lo 22 °F

 

Tonight
 
 A chance of flurries between midnight and 1am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 27. Calm wind.
Friday
 
 Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 41. Calm wind.
Friday Night
 
 Mostly cloudy, with a low around 28. Calm wind.
Saturday
 
 Mostly sunny, with a high near 47. Southwest wind around 5 mph becoming calm in the afternoon.
Saturday Night
 
 Increasing clouds, with a low around 30. Calm wind.
Sunday
 
 A 40 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 45.
Sunday Night
 
 A chance of rain showers before midnight, then a chance of rain and snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Monday
 
 Mostly sunny, with a high near 38.
Monday Night
 
 Partly cloudy, with a low around 22.
Tuesday
 
 Mostly sunny, with a high near 46.
Tuesday Night
 
 Partly cloudy, with a low around 32.
Wednesday
 
 A 40 percent chance of showers. Partly sunny, with a high near 50.
Wednesday Night
 
 A 50 percent chance of showers. Mostly cloudy, with a low around 28.
Thursday
 
 A 30 percent chance of showers. Partly sunny, with a high near 38.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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