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Knollwood, Illinois Weather Forecast
Knollwood, Illinois Weather
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Weather Forecast for Knollwood, Illinois : Lake County
Issued: 1:11 am CST Dec 29, 2025 Latitude: 42.2861339 Longitude: -87.8856275 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday New Year's Day Friday Saturday Sunday
100% chance of blowing snow on Overnight 100% chance of blowing snow on Monday 20% chance of snow on Tuesday 30% chance of snow on Wednesday Sunny on New Year's Day Partly Sunny on Friday Partly Sunny on Saturday Partly Sunny on Sunday
Low: 20°F High: 23°F High: 28°F High: 31°F High: 18°F High: 24°F High: 26°F High: 29°F
Low: 14°F Low: 23°F Low: 9°F Low: 11°F Low: 14°F Low: 16°F  
Blowing Snow Blowing Snow Snow Snow Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
WAUKEGAN - (KUGN)
18°
Feels like 0°F
Cloudy
Light Snow
as of 2:07 AM CST
Rel. Humidity: 72%
Dew Point: 10°F
Visibility: 6 Miles
Pressure: 29.57 in.
Flight Rule: MVFR
Wind Data
24 MPH
Gust: 41 MPH
260° West
Cloud Level(s): Solid Overcast at 2300ft
Current Conditions at
CHICAGO/WHEELING - (KPWK)
18°
Feels like 0°F
Cloudy
Light Snow
as of 1:52 AM CST
Rel. Humidity: 78%
Dew Point: 12°F
Visibility: 3 Miles
Pressure: 29.63 in.
Flight Rule: MVFR
Wind Data
22 MPH
Gust: 40 MPH
270° West
Cloud Level(s): Solid Overcast at 1600ft
Current Conditions at
CHICAGO-OHARE - (KORD)
18°
Feels like 0°F
Cloudy
Light Snow Blowing Snow
as of 2:16 AM CST
Rel. Humidity: 72%
Dew Point: 10°F
Visibility: 1 3/4 Miles
Pressure: 29.64 in.
Flight Rule: IFR
Wind Data
21 MPH
Gust: 39 MPH
260° West
Cloud Level(s): Solid Overcast at 1900ft
100% chance of blowing snow Overnight Overnight... Snow showers. Patchy blowing snow. Low around 20. Wind chill values as low as 1. Windy, with a west wind around 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.
100% chance of blowing snow Monday Monday... Snow showers before 9am, then scattered flurries with isolated snow showers between 9am and 10am, then scattered flurries after 10am. Areas of blowing snow. High near 23. Windy, with a northwest wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 14. Wind chill values as low as 1. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
20% chance of snow Tuesday Tuesday... A 20 percent chance of snow after noon. Partly sunny, with a high near 28. Wind chill values as low as 1. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 23. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
30% chance of snow Wednesday Wednesday... A 30 percent chance of snow after noon. Cloudy, with a high near 31.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow before midnight. Partly cloudy, with a low around 9.
Sunny on New Year's Day New Year's Day... Sunny, with a high near 18.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 11.
Partly Sunny on Friday Friday... Partly sunny, with a high near 24.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 14.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 26.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 16.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 29.
Sun Almanac for Knollwood, Illinois
Sunrise: 07:20 AM
Sunset: 4:27 PM
Civil Sunrise:06:48 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 06:13 AM
Nautical Sunset: 5:35 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:09 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.