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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 37.19°N 86.12°W (Text-Only)
NWS Forecast for: Mammoth Cave KY
Issued by: National Weather Service Louisville, KY
Last Update: 6:00 am CST Dec 5, 2025		Print

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy


  • Saturday

    Saturday: Partly sunny, with a high near 45. Southwest wind around 5 mph becoming calm in the afternoon.

    High: 45 °F

    Partly Sunny


  • Saturday
    Night

    Saturday Night: Increasing clouds, with a low around 29. Calm wind.

    Low: 29 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 50 percent chance of rain. Mostly cloudy, with a high near 47. Calm wind becoming southwest around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain


  • Sunday
    Night

    Sunday Night: A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Monday

    Monday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy


  • Tuesday

    Tuesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny


    • Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 40. Calm wind.

    Tonight: Mostly cloudy, with a low around 27. Calm wind.

    Saturday: Partly sunny, with a high near 45. Southwest wind around 5 mph becoming calm in the afternoon.

    Saturday Night: Increasing clouds, with a low around 29. Calm wind.

    Sunday: A 50 percent chance of rain. Mostly cloudy, with a high near 47. Calm wind becoming southwest around 5 mph. New precipitation amounts of less than a tenth of an inch possible.

    Sunday Night: A chance of rain before midnight, then a chance of rain and snow between midnight and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.

    Monday: Mostly sunny, with a high near 36.

    Monday Night: Partly cloudy, with a low around 24.

    Tuesday: Sunny, with a high near 46.

    Tuesday Night: Mostly cloudy, with a low around 34.

    Wednesday: A 30 percent chance of rain. Mostly cloudy, with a high near 50.

    Wednesday Night: A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.

    Thursday: A slight chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 20%.


    Mammoth Cave KY
     37.19°N 86.12°W (Elev. 597 ft)

    Visit your local NWS office at: https://www.weather.gov/lmk/