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.

Fair and Breezy

31°F

-1°C

Humidity 47%
Wind Speed S 23 G 31 mph
Barometer 29.68 in (1005.8 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 24 Feb 11:52 am CST
Extended Forecast for

Crystal Lake IL

  • This Afternoon

    This Afternoon: A chance of light rain with a slight chance of showers between 3pm and 4pm, then a chance of showers or light rain after 4pm. Cloudy, with a high near 40. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

    High: 40 °F

    Chance Light
    Rain and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of light rain with a slight chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 21. West northwest wind 10 to 15 mph.

    Low: 21 °F

    Chance Light
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 31. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 31 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 18. West northwest wind around 5 mph becoming calm in the evening.

    Low: 18 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Light south wind becoming south southwest 5 to 10 mph in the morning.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow after noon. Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

This Afternoon
A chance of light rain with a slight chance of showers between 3pm and 4pm, then a chance of showers or light rain after 4pm. Cloudy, with a high near 40. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Tonight
A 30 percent chance of light rain with a slight chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 21. West northwest wind 10 to 15 mph.
Wednesday
Sunny, with a high near 31. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 40. Light south wind becoming south southwest 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 29.
Saturday
A chance of snow after noon. Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 16.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 19.
Monday
A chance of snow. Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lake IL
 42.25°N 88.33°W
Last Update:
11:00 am CST Feb 24, 2026
Forecast Valid:
12pm CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation