Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Glasgow, Glasgow Municipal Airport (KGLW)

Lat: 37.03°NLon: 85.95°WElev: 715ft.

Fair

69°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 20 Aug 12:35 am CDT
Extended Forecast for

8 Miles SSE Smiths Grove KY

Flood Watch until August 20, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until August 20, 07:00am

    NOW until 7:00am Thu

    Flood Watch

  • Overnight

    Low: 70 °F

    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 10am.  Partly sunny, with a high near 86. South wind around 6 mph becoming northwest in the afternoon.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Showers
    Likely then
    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am.  Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm.  Mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Low around 70. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Thursday
Showers and thunderstorms likely, mainly before 10am. Partly sunny, with a high near 86. South wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 68. Calm wind.
Friday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 66. Calm wind.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Smiths Grove KY
 36.96°N 86.14°W (Elev. 705 ft)
12:11 am CDT Aug 20, 2026
12am CDT Aug 20, 2026-6pm CDT Aug 26, 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