Mammoth Cave 7 Day Weather Forecast with Current Weather Conditions for , CA." />

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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: 12:27 pm CST Jan 13, 2026

This Afternoon Mostly Sunny	Tonight Slight Chance Showers then Showers Likely	Wednesday Showers Likely then Slight Chance Showers	Wednesday Night Chance Flurries	Thursday Sunny	Thursday Night Partly Cloudy	Friday Slight Chance Snow Showers then Mostly Cloudy	Friday Night Chance Rain/Snow then Slight Chance Snow Showers	Saturday Partly Sunny then Slight Chance Snow Showers
Hi 56 °F	Lo 42 °F	Hi 44 °F⇓	Lo 21 °F	Hi 31 °F	Lo 20 °F	Hi 44 °F	Lo 26 °F	Hi 32 °F

Hazardous Weather Outlook

This Afternoon	Mostly sunny, with a high near 56. Southwest wind around 11 mph, with gusts as high as 25 mph.
Tonight	Showers likely, mainly after 3am. Mostly cloudy, with a low around 42. Southwest wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday	Showers likely, mainly before noon. Cloudy, with a temperature rising to near 44 by 10am, then falling to around 36 during the remainder of the day. Light and variable wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night	A chance of flurries before midnight. Partly cloudy, with a low around 21. Northwest wind 5 to 8 mph.
Thursday	Sunny, with a high near 31. Northwest wind around 6 mph becoming calm in the afternoon.
Thursday Night	Partly cloudy, with a low around 20.
Friday	A 20 percent chance of snow showers before noon. Mostly cloudy, with a high near 44.
Friday Night	A chance of rain and snow showers before midnight, then a slight chance of snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Saturday	A 20 percent chance of snow showers after noon. Partly sunny, with a high near 32.
Saturday Night	A 20 percent chance of snow showers after midnight. Partly cloudy, with a low around 14.
Sunday	Sunny, with a high near 29.
Sunday Night	Mostly clear, with a low around 17.
M.L.King Day	Mostly sunny, with a high near 37.

Forecast from NOAA-NWS for Mammoth Cave KY.

Forecast Discussion from: NOAA-NWS

Script developed by: El Dorado Weather

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