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Knollwood, Illinois Weather Forecast
Knollwood, Illinois Weather
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Weather Forecast for Knollwood, Illinois : Lake County
Issued: 9:46 pm CST Dec 8, 2025 Latitude: 42.2861339 Longitude: -87.8856275 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
50% chance of snow on Tonight 30% chance of freezing rain on Tuesday 70% chance of rain & snow on Wednesday 30% chance of snow on Thursday 20% chance of snow on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday 20% chance of snow on Monday
Low: 24 °F High: 34°F High: 35°F High: 23°F High: 23°F High: 10°F High: 17°F High: 25°F
Low: 36 °F Low: 14°F Low: 11°F Low: 2°F Low: 1°F Low: 8°F  
Snow Freezing Rain Rain & Snow Snow Snow Mostly Cloudy Mostly Sunny Snow
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Current Conditions at
WAUKEGAN - (KUGN)
23°
Feels like 9°F
Cloudy
as of 9:51 PM CST
Rel. Humidity: 62%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 24 MPH
180° South
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
CHICAGO/WHEELING - (KPWK)
21°
Feels like 7°F
Mostly Cloudy
as of 9:52 PM CST
Rel. Humidity: 67%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 25 MPH
190° South
Cloud Level(s): Broken at 5000ft
Current Conditions at
CHICAGO-OHARE - (KORD)
21°
Feels like 8°F
Cloudy
as of 9:51 PM CST
Rel. Humidity: 62%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 21 MPH
180° South
Cloud Level(s): Broken at 4800ft, Solid Overcast at 18000ft
50% chance of snow Tonight Tonight... Scattered flurries between 11pm and midnight, then scattered snow showers after midnight. Cloudy, with a temperature rising to around 24 by 5am. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
30% chance of freezing rain Tuesday Tuesday... A chance of rain or freezing rain after 5pm. Cloudy, with a high near 34. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
100% chance of freezing rain & snow Tuesday Night Tuesday Night... Rain, snow, and freezing rain, becoming all rain after 10pm. Temperature rising to around 36 by midnight. Breezy, with a south southwest wind 15 to 25 mph becoming west after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. Little or no snow accumulation expected.
70% chance of rain & snow Wednesday Wednesday... Rain and snow likely, becoming all snow after 9am. Cloudy, with a high near 35. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 14. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.
30% chance of snow Thursday Thursday... A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 23.
40% chance of snow Thursday Night Thursday Night... A 40 percent chance of snow. Mostly cloudy, with a low around 11.
20% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 23.
20% chance of snow Friday Night Friday Night... A chance of snow before midnight. Mostly cloudy, with a low around 2.
Mostly Cloudy on Saturday Saturday... Mostly cloudy and cold, with a high near 10.
20% chance of snow Saturday Night Saturday Night... A chance of snow. Mostly cloudy, with a low around 1.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 17.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 8.
20% chance of snow Monday Monday... A chance of snow. Mostly cloudy, with a high near 25.
Sun Almanac for Knollwood, Illinois
Sunrise: 07:08 AM
Sunset: 4:19 PM
Civil Sunrise:06:37 AM
Civil Sunset: 4:51 PM
Nautical Sunrise: 06:01 AM
Nautical Sunset: 5:26 PM
Astro Sunrise: 05:27 AM
Astro Sunset: 6:00 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.