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Knollwood, Illinois Weather Forecast
Knollwood, Illinois Weather
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Weather Forecast for Knollwood, Illinois : Lake County
Issued: 3:44 am CST Dec 30, 2025 Latitude: 42.2861339 Longitude: -87.8856275 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday New Year's Day Friday Saturday Sunday Monday
Cloudy on Overnight 70% chance of snow on Tuesday 60% chance of snow on Wednesday Partly Sunny on New Year's Day Mostly Sunny on Friday Partly Sunny on Saturday Mostly Cloudy on Sunday Partly Sunny on Monday
Low: 12°F High: 23°F High: 30°F High: 21°F High: 26°F High: 28°F High: 33°F High: 35°F
Low: 23°F Low: 9 °F Low: 15°F Low: 16°F Low: 21°F Low: 25°F  
Cloudy Snow Snow Partly Sunny Mostly Sunny Partly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
WAUKEGAN - (KUGN)
12°
Feels like -1°F
Clear
as of 2:51 AM CST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
10 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
CHICAGO/WHEELING - (KPWK)
12°
Mostly Clear
as of 2:52 AM CST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 10000ft
Current Conditions at
CHICAGO-OHARE - (KORD)
12°
Mostly Clear
as of 2:51 AM CST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
8 MPH
280° West
Cloud Level(s): Few at 1900ft
Cloudy on Overnight Overnight... Partly cloudy, with a low around 12. Wind chill values as low as zero. West northwest wind around 10 mph, with gusts as high as 20 mph.

70% chance of snow Tuesday Tuesday... Snow likely, mainly after 3pm. Mostly cloudy, with a high near 23. Wind chill values as low as 1. West southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

70% chance of snow Tuesday Night Tuesday Night... Snow likely, mainly before 9pm. Mostly cloudy, with a low around 23. West northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

60% chance of snow Wednesday Wednesday... Snow likely after noon. Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow before midnight. Partly cloudy, with a low around 9. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

Partly Sunny on New Year's Day New Year's Day... Partly sunny, with a high near 21.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 15.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 26.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 16.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 28.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 21.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 33.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 25.

Partly Sunny on Monday Monday... Partly sunny, with a high near 35.

Sun Almanac for Knollwood, Illinois
Sunrise: 07:20 AM
Sunset: 4:28 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:00 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.