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

Madison Municipal Airport (KIMS)

Lat: 38.76°NLon: 85.47°WElev: 819ft.

Fair

79°F

26°C

Humidity 84%
Wind Speed S 5 mph
Barometer 29.94 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 19 Aug 7:35 pm EDT
Extended Forecast for

3 Miles ENE Madison IN

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 1am. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 66. Calm wind.  New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    Mostly Cloudy
    then Heavy
    Rain

  • Thursday

    Thursday: A chance of showers and thunderstorms before 11am, then a slight chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 2pm.  Mostly sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 83.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 66. Calm wind. New rainfall amounts between three quarters and one inch possible.
Thursday
A chance of showers and thunderstorms before 11am, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. Calm wind.
Friday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 83. Calm wind.
Friday Night
Mostly clear, with a low around 64. Calm wind.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 83.
Tuesday Night
A 10 percent chance of showers. Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Madison IN
 38.77°N 85.33°W (Elev. 646 ft)
7:06 pm EDT Aug 19, 2026
7pm EDT Aug 19, 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