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.

Partly Cloudy

18°F

-8°C

Humidity 49%
Wind Speed N 17 G 26 mph
Barometer 29.96 in (1015.4 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 16 Mar 11:52 pm CDT
Extended Forecast for

Crystal Lake IL

  • Tonight

    Tonight: Isolated snow showers before 1am, then scattered flurries between 1am and 3am. Mostly cloudy, with a low around 6. Wind chill values as low as -7. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 6 °F

    Isolated Snow
    Showers

  • Tuesday

    Tuesday: Increasing clouds, with a high near 20. Wind chill values as low as -9. Northwest wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 20 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly after 10pm. Temperature falling to near 18 by 9pm, then rising to around 23 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 18 °F⇑

    Snow Likely
    then Snow

  • Wednesday

    Wednesday: Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 39. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow Likely
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 34. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Isolated snow showers before 1am, then scattered flurries between 1am and 3am. Mostly cloudy, with a low around 6. Wind chill values as low as -7. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
Increasing clouds, with a high near 20. Wind chill values as low as -9. Northwest wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Snow, mainly after 10pm. Temperature falling to near 18 by 9pm, then rising to around 23 during the remainder of the night. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Snow likely before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 39. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 34. Southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly cloudy, with a high near 56.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lake IL
 42.23°N 88.33°W
Last Update:
11:41 pm CDT Mar 16, 2026
Forecast Valid:
11pm CDT Mar 16, 2026-6pm CDT Mar 23, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation