National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

25°F

-4°C

Humidity 58%
Wind Speed NW 12 G 24 mph
Barometer 30.27 in (1026.8 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 22 Feb 2:51 pm CST
Extended Forecast for

Wonder Lake IL

  • This Afternoon

    This Afternoon: Periods of flurries with intermittent snow showers before 4pm, then scattered snow showers with intermittent flurries after 4pm. Mostly cloudy, with a high near 25. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 25 °F

    Scattered
    Snow Showers
    and Blustery

  • Tonight

    Tonight: Scattered snow showers with intermittent flurries before 9pm, then intermittent flurries between 9pm and 3am. Mostly cloudy, with a low around 12. Wind chill values as low as -2. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 12 °F

    Scattered
    Snow Showers
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 28. Wind chill values as low as -3. North northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 28 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 15. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 15 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 39. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 39 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

  • Thursday

    Thursday: A chance of snow before noon. Partly sunny, with a high near 34.

    High: 34 °F

    Chance Snow
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Periods of flurries with intermittent snow showers before 4pm, then scattered snow showers with intermittent flurries after 4pm. Mostly cloudy, with a high near 25. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tonight
Scattered snow showers with intermittent flurries before 9pm, then intermittent flurries between 9pm and 3am. Mostly cloudy, with a low around 12. Wind chill values as low as -2. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 28. Wind chill values as low as -3. North northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Increasing clouds, with a low around 15. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 39. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 33.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow before noon. Partly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.41°N 88.34°W
Last Update:
2:11 pm CST Feb 22, 2026
Forecast Valid:
3pm CST Feb 22, 2026-6pm CST Feb 28, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation