National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Glasgow, Glasgow Municipal Airport (KGLW)

Lat: 37.03°NLon: 85.95°WElev: 715ft.

Fair

81°F

27°C

Humidity 65%
Wind Speed S 8 mph
Barometer 30.19 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 15 Sep 9:15 am CDT
Extended Forecast for

2 Miles W Mammoth Cave KY

Heat Advisory September 15, 11:00am until September 16, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny and hot, with a high near 96. Heat index values as high as 100. Southwest wind 5 to 7 mph.

    High: 96 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 72. Southeast wind 3 to 5 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. Heat index values as high as 100. Southwest wind 5 to 8 mph.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 96. Light and variable wind.

    High: 96 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 94.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 96. Heat index values as high as 100. Southwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 72. Southeast wind 3 to 5 mph.
Wednesday
Sunny and hot, with a high near 95. Heat index values as high as 100. Southwest wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 71. Calm wind.
Thursday
Sunny and hot, with a high near 96. Light and variable wind.
Thursday Night
Mostly clear, with a low around 72.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 94.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 67.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mammoth Cave KY
 37.19°N 86.12°W (Elev. 597 ft)
Last Update:
5:36 am CDT Sep 15, 2026
Forecast Valid:
9am CDT Sep 15, 2026-6pm CDT Sep 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation