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

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

89°F

32°C

Humidity 50%
Wind Speed S 14 G 24 mph
Barometer 30.00 in (1014.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 8 Aug 6:53 pm CDT
Extended Forecast for

Riverside ILSimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 94. Heat index values as high as 99. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Heat index values as high as 98. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 75 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 94. Heat index values as high as 99. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 77. South wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 92. Heat index values as high as 98. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 71.
Friday
Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riverside ILSimilar City Names
 41.84°N 87.82°W
Last Update:
6:56 pm CDT Aug 8, 2025
Forecast Valid:
7pm CDT Aug 8, 2025-6pm CDT Aug 15, 2025
 
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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