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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

16°F

-9°C

Humidity 88%
Wind Speed W 10 mph
Barometer 29.99 in (1017.4 mb)
Dewpoint 13°F (-11°C)
Visibility 9.00 mi
Wind Chill4°F (-16°C)
Last update 2 Dec 11:51 am CST
Extended Forecast for

2 Miles SSW Round Lake Park IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 24. West southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 24 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 23 by 5am. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 18 °F⇑

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after noon. Cloudy, with a high near 32. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 0. Wind chill values as low as -13. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 0 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 13. Northwest wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 13 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 0.

    Low: 0 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow before midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 24. West southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a temperature rising to around 23 by 5am. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Snow likely, mainly after noon. Cloudy, with a high near 32. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 0. Wind chill values as low as -13. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 13. Northwest wind 5 to 10 mph becoming west southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 0.
Friday
Partly sunny, with a high near 23.
Friday Night
A chance of snow before midnight. Mostly cloudy, with a low around 14.
Saturday
Mostly cloudy, with a high near 27.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 12.
Sunday
A chance of snow. Partly sunny, with a high near 25.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Mostly cloudy, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Round Lake Park IL
 42.29°N 88.06°W
Last Update:
9:31 am CST Dec 2, 2025
Forecast Valid:
12pm CST Dec 2, 2025-6pm CST Dec 8, 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