National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Madison Municipal Airport (KIMS)

Lat: 38.76°NLon: 85.47°WElev: 819ft.

Fair

82°F

28°C

Humidity 66%
Wind Speed NW 3 mph
Barometer 30.11 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 17 Aug 1:35 pm EDT
Extended Forecast for

5 Miles S Dupont IN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Northwest wind around 6 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 89. Light east wind.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Calm wind.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 70. Calm wind.
Monday
Sunny, with a high near 89. Light east wind.
Monday Night
Mostly clear, with a low around 68. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Calm wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 8pm. Partly cloudy, with a low around 71.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Dupont IN
 38.82°N 85.5°W (Elev. 801 ft)
Last Update:
1:16 pm EDT Aug 17, 2025
Forecast Valid:
1pm EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation