Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. 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

84°F

29°C

Humidity 79%
Wind Speed NW 3 mph
Barometer 29.89 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 26 Jul 7:15 pm EDT
Extended Forecast for

4 Miles SW Mount Vernon KY

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 1am and 5am.  Increasing clouds, with a low around 67. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Heat index values as high as 95. Light and variable wind.

    High: 88 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am.  Increasing clouds, with a low around 73. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 73 °F

    Mostly Clear
    then Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon.  Mostly sunny, with a high near 88. Heat index values as high as 98. West wind 8 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. North northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 66 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly between 1am and 5am. Increasing clouds, with a low around 67. West northwest wind around 6 mph becoming calm in the evening.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Heat index values as high as 95. Light and variable wind.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Increasing clouds, with a low around 73. Calm wind becoming south southwest around 5 mph after midnight.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 88. Heat index values as high as 98. West wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Partly cloudy, with a low around 66. North northwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 66.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Vernon KY
 37.31°N 84.39°W (Elev. 1066 ft)
7:05 pm EDT Jul 26, 2026
7pm EDT Jul 26, 2026-6pm EDT Aug 2, 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