Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Madison Municipal Airport (KIMS)

Lat: 38.76°NLon: 85.47°WElev: 819ft.

Fair

95°F

35°C

Humidity 48%
Wind Speed Vrbl 5 mph
Barometer 30.01 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 4 Sep 2:35 pm EDT
Extended Forecast for

3 Miles S Dupont IN

Heat Advisory September 4, 02:49pm until September 5, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 4, 02:49pm until September 5, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Hot

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 5am.  Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 93 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 66. Light northeast wind.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 83. Northeast wind 5 to 7 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 95. Heat index values as high as 104. West wind 3 to 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms after 5am. Mostly clear, with a low around 73. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 66. Light northeast wind.
Sunday
Sunny, with a high near 83. Northeast wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 60.
Labor Day
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny, with a high near 93.
Wednesday Night
A 30 percent chance of showers. Mostly clear, with a low around 71.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Dupont IN
 38.85°N 85.52°W (Elev. 699 ft)
2:26 pm EDT Sep 4, 2026
2pm EDT Sep 4, 2026-6pm EDT Sep 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database