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

13°F

-11°C

Humidity 56%
Wind Speed NW 8 mph
Barometer 30.17 in (1023.3 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 28 Jan 5:52 pm CST
Extended Forecast for

Crystal Lake IL

  • Tonight

    Tonight: Mostly clear, with a low around -3. Wind chill values as low as -13. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: -3 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 12. Wind chill values as low as -14. Northwest wind around 5 mph, with gusts as high as 10 mph.

    High: 12 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers after 3am. Mostly clear, with a low around 0. Wind chill values as low as -11. Calm wind becoming north northwest around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 0 °F

    Mostly Clear
    then Slight
    Chance Snow
    Showers

  • Friday

    Friday: A 40 percent chance of snow showers. Partly sunny, with a high near 18. Wind chill values as low as -12. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 18 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 5. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 5 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around -3. Wind chill values as low as -13. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 12. Wind chill values as low as -14. Northwest wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
A 20 percent chance of snow showers after 3am. Mostly clear, with a low around 0. Wind chill values as low as -11. Calm wind becoming north northwest around 5 mph after midnight. Winds could gust as high as 10 mph.
Friday
A 40 percent chance of snow showers. Partly sunny, with a high near 18. Wind chill values as low as -12. North wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 5. North northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 22.
Saturday Night
Partly cloudy, with a low around 6.
Sunday
Mostly sunny, with a high near 25.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 14.
Monday
Mostly cloudy, with a high near 28.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
Cloudy, with a low around 19.
Wednesday
A chance of snow. Mostly cloudy, with a high near 30.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lake IL
 42.25°N 88.33°W
Last Update:
5:22 pm CST Jan 28, 2026
Forecast Valid:
5pm CST Jan 28, 2026-6pm CST Feb 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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