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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

85°F

29°C

Humidity 59%
Wind Speed W 3 mph
Barometer 30.13 in (1018.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 13 Jul 7:51 pm CDT
Extended Forecast for

Beach Park IL

  • Tonight

    Tonight: Clear, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 99. West northwest wind around 5 mph becoming south in the afternoon.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. West wind around 5 mph, with gusts as high as 10 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. Heat index values as high as 98. West northwest wind around 5 mph becoming calm. Winds could gust as high as 10 mph.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. East wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 72. Southwest wind around 5 mph.
Tuesday
Sunny, with a high near 94. Heat index values as high as 99. West northwest wind around 5 mph becoming south in the afternoon.
Tuesday Night
Mostly clear, with a low around 73. West wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Sunny, with a high near 91. Heat index values as high as 98. West northwest wind around 5 mph becoming calm. Winds could gust as high as 10 mph.
Wednesday Night
Mostly clear, with a low around 71. East wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 71.
Friday
Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 72.
Saturday
A chance of showers after 1pm. Mostly sunny, with a high near 88.
Saturday Night
A chance of showers. Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 64.
Monday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Beach Park IL
 42.43°N 87.87°W
Last Update:
8:11 pm CDT Jul 13, 2026
Forecast Valid:
8pm CDT Jul 13, 2026-6pm CDT Jul 20, 2026
 
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