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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Partly Cloudy

77°F

25°C

Humidity 94%
Wind Speed S 13 mph
Barometer 30.08 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 10 Aug 7:46 am CDT
Extended Forecast for

4 Miles N Plainfield IL

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind 5 to 10 mph.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Heat index values as high as 95. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 87 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. West southwest wind 5 to 10 mph.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind 5 to 10 mph.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Heat index values as high as 95. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind around 5 mph, with gusts as high as 10 mph.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. West southwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 68.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 70.
Saturday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Plainfield IL
 41.68°N 88.22°W
Last Update:
6:57 am CDT Aug 10, 2025
Forecast Valid:
7am CDT Aug 10, 2025-6pm CDT Aug 16, 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