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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: 7:46 am CST Feb 23, 2026
 
Today

Today: A chance of flurries between 8am and 11am. Partly sunny, with a high near 35. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Chance
Flurries

 Tonight

Tonight: Increasing clouds, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.
Increasing
Clouds

 Tuesday

Tuesday: Partly sunny, with a high near 45. Light southwest wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Partly Sunny

 Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 40. Southwest wind 6 to 13 mph, with gusts as high as 28 mph.
Mostly Cloudy

 Wednesday

Wednesday: Partly sunny, with a high near 57. West wind 3 to 6 mph.
Partly Sunny

 Wednesday
Night
Wednesday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Chance
Showers then
Showers
Likely
 Thursday

Thursday: Showers. High near 56. Chance of precipitation is 80%.
Showers

 Thursday
Night
Thursday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 32.
Slight Chance
Showers then
Partly Cloudy
 Friday

Friday: Sunny, with a high near 55.
Sunny
Hi 35 °F Lo 20 °F Hi 45 °F Lo 40 °F Hi 57 °F Lo 44 °F Hi 56 °F Lo 32 °F Hi 55 °F

Hazardous Weather Outlook
 

Today
 
 A chance of flurries between 8am and 11am. Partly sunny, with a high near 35. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tonight
 
 Increasing clouds, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
 
 Partly sunny, with a high near 45. Light southwest wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Tuesday Night
 
 Mostly cloudy, with a low around 40. Southwest wind 6 to 13 mph, with gusts as high as 28 mph.
Wednesday
 
 Partly sunny, with a high near 57. West wind 3 to 6 mph.
Wednesday Night
 
 Showers likely, mainly after midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
 
 Showers. High near 56. Chance of precipitation is 80%.
Thursday Night
 
 A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 32.
Friday
 
 Sunny, with a high near 55.
Friday Night
 
 Clear, with a low around 35.
Saturday
 
 Sunny, with a high near 64.
Saturday Night
 
 A 20 percent chance of showers. Partly cloudy, with a low around 41.
Sunday
 
 A 20 percent chance of showers. Partly sunny, with a high near 58.

 

Forecast from NOAA-NWS for Mammoth Cave KY.

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






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