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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Hazardous Weather Conditions

Current conditions at

Breckinridge County Airport (KI93)

Lat: 37.78°NLon: 86.44°WElev: 732ft.

Fair

82°F

28°C

Humidity 79%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Sep 7:55 pm CDT
Extended Forecast for

2 Miles NNW Custer KY

Heat Advisory September 17, 08:12pm until September 18, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 08:12pm until September 18, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. Light east wind.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 93. Heat index values as high as 100. Light and variable wind.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 70. Light east wind.
Saturday
Sunny, with a high near 93. Heat index values as high as 100. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 71. Light south wind.
Sunday
Mostly sunny and hot, with a high near 95.
Sunday Night
Partly cloudy, with a low around 69.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 82. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Custer KY
 37.77°N 86.27°W (Elev. 600 ft)
Last Update:
7:06 pm CDT Sep 17, 2026
Forecast Valid:
8pm CDT Sep 17, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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