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 / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Thunderstorm

89°F

32°C

Humidity 59%
Wind Speed S 16 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 9 Aug 4:52 pm CDT
Extended Forecast for

2 Miles SSE Wasco IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 90. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 1am and 4am.  Mostly cloudy, with a low around 73. South wind 5 to 15 mph.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. South southwest wind 5 to 10 mph.

    Low: 70 °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 83. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

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

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 101. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 1am and 4am. Mostly cloudy, with a low around 73. South wind 5 to 15 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southwest wind 5 to 10 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 89.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Wasco IL
 41.91°N 88.44°W
5:06 pm CDT Aug 9, 2025
5pm CDT Aug 9, 2025-6pm CDT Aug 16, 2025
 
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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