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

Mount Sterling-Montgomery County Airport (KIOB)

Lat: 38.06°NLon: 83.98°WElev: 1019ft.

Fair

70°F

21°C

Humidity 94%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 Aug 1:35 am EDT
Extended Forecast for

Winchester KY

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 3am.  Mostly cloudy, with a low around 67. Light west wind.

    Low: 67 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly before 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 82. West wind around 6 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 83. Light and variable wind.  Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 67. Light west wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. West wind around 6 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 65. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Light and variable wind. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 64.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Winchester KY
 37.99°N 84.18°W (Elev. 1007 ft)
1:11 am EDT Aug 20, 2026
1am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database