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

Louisville Muhammad Ali International Airport (KSDF)

Lat: 38.17°NLon: 85.74°WElev: 500ft.

Mostly Cloudy

80°F

27°C

Humidity 69%
Wind Speed SW 5 mph
Barometer 29.92 in (1012.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 19 Aug 8:56 pm EDT
Extended Forecast for

Laconia IN

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 67. Calm wind.  New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers before 9am, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 66. North wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85. Light and variable wind.

    High: 85 °F

    Mostly Sunny

  • Friday Night

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

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Saturday Night

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

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67. Calm wind. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.
Thursday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 85. Light and variable wind.
Friday Night
Mostly clear, with a low around 64. Light west wind.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Laconia IN
 38.03°N 86.08°W (Elev. 689 ft)
7:06 pm EDT Aug 19, 2026
9pm 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