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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

7°F

-14°C

Humidity 66%
Wind Speed SW 7 mph
Barometer 30.17 in (1024.4 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 4 Dec 9:51 pm CST
Extended Forecast for

Round Lake Park IL

  • Tonight

    Tonight: Increasing clouds, with a temperature rising to around 8 by 5am. Wind chill values as low as -9. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 4 °F⇑

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 27. Wind chill values as low as -5. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy snow and freezing rain. Mostly cloudy, with a steady temperature around 26. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Patchy Wintry
    Mix

  • Saturday

    Saturday: Partly sunny, with a high near 27. West northwest wind 5 to 10 mph.

    High: 27 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. Calm wind becoming north around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 14 °F

    Slight Chance
    Snow then
    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before noon. Partly sunny, with a high near 24.

    High: 24 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 6.

    Low: 6 °F

    Slight Chance
    Snow

  • Monday

    Monday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Monday Night

    Monday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Snow Likely

Detailed Forecast

Tonight
Increasing clouds, with a temperature rising to around 8 by 5am. Wind chill values as low as -9. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Partly sunny, with a high near 27. Wind chill values as low as -5. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Patchy snow and freezing rain. Mostly cloudy, with a steady temperature around 26. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 27. West northwest wind 5 to 10 mph.
Saturday Night
A 50 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. Calm wind becoming north around 5 mph after midnight. Winds could gust as high as 10 mph.
Sunday
A 40 percent chance of snow, mainly before noon. Partly sunny, with a high near 24.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 6.
Monday
Partly sunny, with a high near 23.
Monday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 14.
Tuesday
A chance of snow before noon. Mostly cloudy, with a high near 31.
Tuesday Night
Snow likely. Cloudy, with a low around 21.
Wednesday
Snow likely. Mostly cloudy, with a high near 33.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 10.
Thursday
A chance of snow. Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Round Lake Park IL
 42.33°N 88.05°W
Last Update:
9:16 pm CST Dec 4, 2025
Forecast Valid:
10pm CST Dec 4, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation