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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.

Partly Cloudy

86°F

30°C

Humidity 59%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 17 Aug 2:35 pm EDT
Extended Forecast for

2 Miles NNE Westport KY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Northwest wind around 6 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 71. Light north wind.

    Low: 71 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 92. Heat index values as high as 100. Northeast wind 3 to 5 mph.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. Light east wind.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Northwest wind around 6 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 71. Light north wind.
Monday
Sunny, with a high near 92. Heat index values as high as 100. Northeast wind 3 to 5 mph.
Monday Night
Mostly clear, with a low around 69. Light east wind.
Tuesday
Sunny and hot, with a high near 94. Calm wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 87.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 67.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 67.
Saturday
Sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Westport KY
 38.51°N 85.47°W (Elev. 420 ft)
Last Update:
1:16 pm EDT Aug 17, 2025
Forecast Valid:
2pm EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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