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

67°F

19°C

Humidity 76%
Wind Speed W 10 G 23 mph
Barometer 29.77 in (1007.7 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 31 Mar 1:52 pm CDT
Extended Forecast for

Crystal Lake IL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 68. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Cloudy, with a low around 34. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    T-storms then
    Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 5pm. Mostly cloudy, with a high near 45. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 45 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 40. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    Low: 40 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 72. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%.

    High: 72 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 45. Breezy.

    Low: 45 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Cloudy, with a low around 46.

    Low: 46 °F

    Showers

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 61.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 68. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Cloudy, with a low around 34. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers, mainly after 5pm. Mostly cloudy, with a high near 45. Northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 40. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Thursday
Showers and possibly a thunderstorm. High near 72. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%.
Thursday Night
A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 45. Breezy.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 67.
Friday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 46.
Saturday
A chance of showers. Mostly cloudy, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 48. Breezy.
Sunday Night
Mostly clear, with a low around 29.
Monday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lake IL
 42.25°N 88.33°W
Last Update:
1:31 pm CDT Mar 31, 2026
Forecast Valid:
2pm CDT Mar 31, 2026-6pm CDT Apr 6, 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