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.

Overcast and Breezy

34°F

1°C

Humidity 76%
Wind Speed NE 23 G 33 mph
Barometer 30.14 in (1020.9 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 26 Mar 10:52 pm CDT
Extended Forecast for

Crystal Lake IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 28 °F

    Mostly Cloudy
    and Blustery

  • Friday

    Friday: Mostly sunny, with a high near 44. North northeast wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. South southwest wind around 15 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 44. North northeast wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 23. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 48. South southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 37. South southwest wind around 15 mph.
Sunday
Partly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 71.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Tuesday
A chance of showers. Mostly cloudy, with a high near 72.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48.
Wednesday
A chance of showers. Mostly cloudy, with a high near 61.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 41.
Thursday
A chance of showers. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lake IL
 42.25°N 88.33°W
Last Update:
11:41 pm CDT Mar 26, 2026
Forecast Valid:
11pm CDT Mar 26, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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