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

39°F

4°C

Humidity 46%
Wind Speed NE 8 mph
Barometer 30.30 in (1026.9 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 2 Mar 3:52 pm CST
Extended Forecast for

Crystal Lake IL

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 33. East wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming east southeast around 5 mph.

    High: 45 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 31. Calm wind becoming east northeast around 5 mph.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 49. East wind around 5 mph, with gusts as high as 15 mph.

    High: 49 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers likely after midnight. Cloudy, with a low around 38. East wind around 5 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers. High near 53. Chance of precipitation is 80%.

    High: 53 °F

    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers. Cloudy, with a high near 65.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 33. East wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 45. Calm wind becoming east southeast around 5 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 31. Calm wind becoming east northeast around 5 mph.
Wednesday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 49. East wind around 5 mph, with gusts as high as 15 mph.
Wednesday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers likely after midnight. Cloudy, with a low around 38. East wind around 5 mph. Chance of precipitation is 60%.
Thursday
Showers. High near 53. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of showers. Cloudy, with a low around 41.
Friday
Showers. Cloudy, with a high near 65.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52.
Saturday
A chance of showers before noon. Mostly cloudy, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 64.
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:
3:36 pm CST Mar 2, 2026
Forecast Valid:
4pm CST Mar 2, 2026-6pm CDT Mar 9, 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