Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Somerset, Somerset-Pulaski County - J.T. Wilson Field Airport (KSME)

Lat: 37.05°NLon: 84.62°WElev: 928ft.

Fair

N/A

Humidity NA
Wind Speed NW 5 mph
Barometer 29.95 in
Dewpoint N/A
Visibility 10.00 mi
Last update 17 Aug 8:55 pm EDT
Extended Forecast for

9 Miles SSW Mount Vernon KY

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm.  Increasing clouds, with a low around 68. Light north northwest wind.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 88. Light and variable wind.

    High: 88 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 67. Calm wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 11am, then showers likely and possibly a thunderstorm after 11am.  Partly sunny, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Increasing clouds, with a low around 68. Light north northwest wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming north northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 65. Calm wind.
Wednesday
Increasing clouds, with a high near 88. Light and variable wind.
Wednesday Night
A 50 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 65.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 63.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 60.
Monday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSW Mount Vernon KY
 37.25°N 84.43°W (Elev. 1152 ft)
8:30 pm EDT Aug 17, 2026
9pm EDT Aug 17, 2026-6pm EDT Aug 24, 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