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

4°F

-16°C

Humidity 36%
Wind Speed N 3 mph
Barometer 30.61 in (1038.6 mb)
Dewpoint -17°F (-27°C)
Visibility 10.00 mi
Last update 24 Jan 12:52 pm CST
Extended Forecast for

Crystal Lake IL

  • This Afternoon

    This Afternoon: A 20 percent chance of snow after 5pm. Cloudy and cold, with a high near 5. Wind chill values as low as -5. North northwest wind around 5 mph becoming northeast.

    High: 5 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A 40 percent chance of snow. Cloudy, with a low around 2. Wind chill values as low as -10. North wind 5 to 10 mph.

    Low: 2 °F

    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow. Cloudy, with a high near 12. Wind chill values as low as -12. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 12 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -4. Wind chill values as low as -20. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: -4 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 9. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 9 °F

    Cold

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 3.

    Low: 3 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 12.

    High: 12 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of snow after 5pm. Cloudy and cold, with a high near 5. Wind chill values as low as -5. North northwest wind around 5 mph becoming northeast.
Tonight
A 40 percent chance of snow. Cloudy, with a low around 2. Wind chill values as low as -10. North wind 5 to 10 mph.
Sunday
A 40 percent chance of snow. Cloudy, with a high near 12. Wind chill values as low as -12. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around -4. Wind chill values as low as -20. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny and cold, with a high near 9. West wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 3.
Tuesday
Partly sunny, with a high near 15.
Tuesday Night
Partly cloudy, with a low around -1.
Wednesday
Mostly cloudy, with a high near 12.
Wednesday Night
Partly cloudy, with a low around -1.
Thursday
Mostly sunny, with a high near 13.
Thursday Night
Mostly clear, with a low around 1.
Friday
Mostly sunny, with a high near 16.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lake IL
 42.23°N 88.33°W
Last Update:
1:31 pm CST Jan 24, 2026
Forecast Valid:
1pm CST Jan 24, 2026-6pm CST Jan 30, 2026
 
Forecast Discussion
 
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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