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.

Light Snow Fog/Mist

30°F

-1°C

Humidity 92%
Wind Speed SE 14 G 23 mph
Barometer 30.02 in (1017.3 mb)
Dewpoint 28°F (-2°C)
Visibility 1.75 mi
Wind Chill19°F (-7°C)
Last update 29 Nov 4:52 pm CST
Extended Forecast for

Crystal Lake IL

Winter Storm Warning November 29, 04:59pm until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning November 29, 04:59pm until November 30, 06:00am

    NOW until 6:00am Sun

    Winter Storm Warning

  • This Afternoon

    High: 28 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Snow. Patchy blowing snow before 7pm, then patchy blowing snow after 3am. Low around 27. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 27 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow showers likely before 9am. Patchy blowing snow before 3pm. Cloudy, with a high near 30. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 9. West northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.

    Low: 9 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of snow after noon. Mostly cloudy, with a high near 24. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.

    Low: 13 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. Patchy blowing snow. High near 28. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
Snow. Patchy blowing snow before 7pm, then patchy blowing snow after 3am. Low around 27. Southeast wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow showers likely before 9am. Patchy blowing snow before 3pm. Cloudy, with a high near 30. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 9. West northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.
Monday
A 50 percent chance of snow after noon. Mostly cloudy, with a high near 24. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 22.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
A chance of snow after noon. Cloudy, with a high near 29.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 3.
Thursday
Mostly sunny, with a high near 16.
Thursday Night
Mostly cloudy, with a low around 3.
Friday
Mostly cloudy, with a high near 26.
Friday Night
A chance of snow. Mostly cloudy, with a low around 12.
Saturday
Mostly cloudy, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Crystal Lake IL
 42.23°N 88.33°W
Last Update:
3:06 pm CST Nov 29, 2025
Forecast Valid:
4pm CST Nov 29, 2025-6pm CST Dec 6, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation