Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Glasgow, Glasgow Municipal Airport (KGLW)

Lat: 37.03°NLon: 85.95°WElev: 715ft.

Fair

69°F

21°C

Humidity 95%
Wind Speed S 3 mph
Barometer 30.00 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 12 Aug 1:35 am CDT
Extended Forecast for

2 Miles W Mammoth Cave KY

  • Overnight

    Overnight: A 10 percent chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 7am and 2pm.  Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 74. Calm wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 11am.  Partly sunny, with a high near 93. Heat index values as high as 101. Calm wind becoming southwest around 5 mph in the morning.

    High: 93 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Overnight
A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 71. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 7am and 2pm. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the morning.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 74. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers and thunderstorms before 11am. Partly sunny, with a high near 93. Heat index values as high as 101. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 76. Calm wind.
Friday
Sunny and hot, with a high near 96.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny and hot, with a high near 99.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 94.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mammoth Cave KY
 37.21°N 86.14°W (Elev. 699 ft)
1:46 am CDT Aug 12, 2026
1am CDT Aug 12, 2026-6pm CDT Aug 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database