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

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Mostly Cloudy

76°F

24°C

Humidity 85%
Wind Speed SE 6 mph
Barometer 30.09 in (1018.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 15 Aug 8:52 am CDT
Extended Forecast for

Lake Zurich IL

  • Today

    Today: A 40 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 80. South southeast wind around 5 mph, with gusts as high as 10 mph.

    High: 80 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 8am. Partly sunny, with a high near 83. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 83 °F

    Chance
    T-storms then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. North wind 5 to 10 mph.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 80. North wind around 5 mph becoming west northwest in the afternoon.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers, mainly before 2pm. Mostly cloudy, with a high near 80. South southeast wind around 5 mph, with gusts as high as 10 mph.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 40%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Partly sunny, with a high near 83. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 65. North wind 5 to 10 mph.
Monday
Sunny, with a high near 80. North wind around 5 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 77.
Wednesday Night
Mostly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Zurich IL
 42.18°N 88.12°W
Last Update:
8:46 am CDT Aug 15, 2026
Forecast Valid:
9am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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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