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Knollwood, Illinois Weather Forecast
Knollwood, Illinois Weather
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Weather Forecast for Knollwood, Illinois : Lake County
Issued: 11:51 pm CST Dec 11, 2025 Latitude: 42.2861339 Longitude: -87.8856275 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Cloudy on Overnight 30% chance of snow on Friday 30% chance of snow on Saturday Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday 20% chance of rain on Thursday
Low: 22°F High: 29°F High: 12°F High: 10°F High: 22°F High: 36°F High: 42°F High: 40°F
Low: 4 °F Low: -3°F Low: 0°F Low: 16°F Low: 31°F Low: 32°F  
Mostly Cloudy Snow Snow Sunny Partly Sunny Partly Sunny Mostly Cloudy Rain
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Current Conditions at
WAUKEGAN - (KUGN)
21°
Cloudy
as of 11:51 PM CST
Rel. Humidity: 73%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: MVFR
Wind Data
5 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 2700ft
Current Conditions at
CHICAGO/WHEELING - (KPWK)
23°
Cloudy
as of 11:52 PM CST
Rel. Humidity: 73%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
5 MPH
010° North
Cloud Level(s): Few at 3500ft, Solid Overcast at 10000ft
Current Conditions at
CHICAGO-OHARE - (KORD)
25°
Cloudy
as of 11:51 PM CST
Rel. Humidity: 73%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
6 MPH
010° North
Cloud Level(s): Few at 2700ft, Solid Overcast at 10000ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 22. Calm wind becoming northwest around 5 mph.
30% chance of snow Friday Friday... A 30 percent chance of snow, mainly between 9am and 3pm. Partly sunny, with a high near 29. West wind 5 to 10 mph, with gusts as high as 15 mph.
20% chance of snow Friday Night Friday Night... A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 4. Wind chill values as low as -11. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
30% chance of snow Saturday Saturday... A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 12. Wind chill values as low as -12. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around -3. Northwest wind around 15 mph, with gusts as high as 20 mph.
Sunny on Sunday Sunday... Sunny and cold, with a high near 10.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 0.
Partly Sunny on Monday Monday... Partly sunny, with a high near 22.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 16.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 36.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 31.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 42.
20% chance of rain Wednesday Night Wednesday Night... A chance of rain. Mostly cloudy, with a low around 32.
20% chance of rain Thursday Thursday... A chance of rain. Partly sunny, with a high near 40.
Sun Almanac for Knollwood, Illinois
Sunrise: 07:12 AM
Sunset: 4:19 PM
Civil Sunrise:06:40 AM
Civil Sunset: 4:51 PM
Nautical Sunrise: 06:04 AM
Nautical Sunset: 5:26 PM
Astro Sunrise: 05:30 AM
Astro Sunset: 6:01 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.