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/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

83°F

28°C

Humidity 67%
Wind Speed SE 9 mph
Barometer 29.99 in (1014.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 10 Aug 3:51 pm CDT
Extended Forecast for

Fox Lake IL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Mostly cloudy, with a high near 81. South southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 69. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind around 5 mph.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly between 10pm and 1am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

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

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Mostly cloudy, with a high near 81. South southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 69. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind around 5 mph.
Monday Night
Showers and thunderstorms likely, mainly between 10pm and 1am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 68.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fox Lake IL
 42.4°N 88.2°W
Last Update:
4:12 pm CDT Aug 10, 2025
Forecast Valid:
4pm CDT Aug 10, 2025-6pm CDT Aug 17, 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