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

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

A Few Clouds

55°F

13°C

Humidity 40%
Wind Speed SE 6 mph
Barometer 30.00 in (1016.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 14 May 8:52 pm CDT
Extended Forecast for

Island Lake IL

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 49. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 73. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 73 °F

    Chance
    Showers then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Increasing clouds, with a low around 58. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 58 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. South wind around 5 mph becoming west in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58. South southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Breezy.

    High: 84 °F

    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 88. Breezy.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 49. South wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 73. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Increasing clouds, with a low around 58. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. South wind around 5 mph becoming west in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 58. South southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Breezy.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 88. Breezy.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A chance of showers. Partly sunny, with a high near 84. Breezy.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Island Lake IL
 42.27°N 88.18°W
Last Update:
8:41 pm CDT May 14, 2026
Forecast Valid:
9pm CDT May 14, 2026-6pm CDT May 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