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

Bowling Green, Bowling Green-Warren County Regional Airport (KBWG)

Lat: 36.96°NLon: 86.42°WElev: 548ft.

Fair

82°F

28°C

Humidity 72%
Wind Speed Calm
Barometer 30.19 in (1021.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 17 Sep 8:53 pm CDT
Extended Forecast for

Lewisburg KY

Heat Advisory September 17, 09:51pm until September 18, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 17, 09:51pm until September 18, 07:00pm

    NOW until 7:00pm Fri

    Heat Advisory

  • Tonight

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 103. Light northwest wind.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 72. Calm wind.

    Low: 72 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Heat index values as high as 103. Light and variable wind.

    High: 97 °F

    Hot

  • Saturday Night

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

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Monday

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

    High: 95 °F

    Hot

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Calm wind.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 103. Light northwest wind.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 72. Calm wind.
Saturday
Sunny and hot, with a high near 97. Heat index values as high as 103. Light and variable wind.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Mostly sunny and hot, with a high near 98.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Mostly sunny and hot, with a high near 95.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewisburg KY
 36.98°N 86.95°W (Elev. 495 ft)
Last Update:
7:06 pm CDT Sep 17, 2026
Forecast Valid:
9pm CDT Sep 17, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation