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.

Light Snow Fog/Mist

25°F

-4°C

Humidity 88%
Wind Speed S 12 mph
Barometer 29.50 in (1000.7 mb)
Dewpoint 22°F (-6°C)
Visibility 1.50 mi
Wind Chill14°F (-10°C)
Last update 16 Jan 5:51 am CST
Extended Forecast for

Round Lake Heights IL

  • Today

    Today: Snow, mainly before 11am, then a chance of snow showers after noon. High near 35. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.

    High: 35 °F

    Snow then
    Chance Snow
    Showers

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 9pm. Mostly cloudy, with a low around 14. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 19. Wind chill values as low as -1. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 19 °F

    Partly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 7. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 7 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 19. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 19 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 1. Blustery.

    Low: 1 °F

    Slight Chance
    Snow then
    Partly Cloudy
    and Blustery

  • M.L.King Day

    M.L.King Day: Partly sunny and cold, with a high near 7. Blustery.

    High: 7 °F

    Cold and
    Blustery

  • Monday Night

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

    Low: 0 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

Detailed Forecast

Today
Snow, mainly before 11am, then a chance of snow showers after noon. High near 35. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.
Tonight
A 30 percent chance of snow showers, mainly before 9pm. Mostly cloudy, with a low around 14. West wind around 15 mph, with gusts as high as 25 mph.
Saturday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 19. Wind chill values as low as -1. West wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 7. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 19. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 1. Blustery.
M.L.King Day
Partly sunny and cold, with a high near 7. Blustery.
Monday Night
Partly cloudy, with a low around 0.
Tuesday
Partly sunny, with a high near 16.
Tuesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 10.
Wednesday
Mostly cloudy, with a high near 27.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Round Lake Heights IL
 42.38°N 88.11°W
Last Update:
5:01 am CST Jan 16, 2026
Forecast Valid:
6am CST Jan 16, 2026-6pm CST Jan 22, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation