Crystal Lake, Illinois Weather
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Weather Forecast for Crystal Lake, Illinois : McHenry County
Issued: 3:41 am CDT Jun 4, 2025 Latitude: 42.2411344 Longitude: -88.3161965 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
100% chance of rain on Overnight 100% chance of rain on Wednesday Smoke on Thursday 20% chance of rain on Friday Mostly Sunny on Saturday Rain on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday
Low: 66°F High: 65°F High: 73°F High: 74°F High: 74°F High: 78°F High: 73°F High: 72°F
Low: 53°F Low: 55°F Low: 55°F Low: 54°F Low: 55°F Low: 51°F  
Rain Rain Smoke Rain Mostly Sunny Rain Mostly Sunny Mostly Sunny
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Current Conditions at
WEST CHICAGO - (KDPA)
66°
Cloudy
Light Rain
as of 4:24 AM CDST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 7 Miles
Pressure: 29.86 in.
Flight Rule: MVFR
Wind Data
8 MPH
210° Southwest
Cloud Level(s): Few at 700ft, Broken at 1300ft, Solid Overcast at 11000ft
Current Conditions at
CHICAGO/WHEELING - (KPWK)
68°
Cloudy
Light Rain
as of 4:17 AM CDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 7 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Few at 1600ft, Broken at 8000ft, Solid Overcast at 9500ft
Current Conditions at
WAUKEGAN - (KUGN)
66°
Cloudy
Light Rain
as of 4:22 AM CDST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Broken at 900ft, Broken at 4900ft, Solid Overcast at 12000ft
Current Conditions at
KENOSHA - (KENW)
66°
Cloudy
Light Rain
as of 4:13 AM CDST
Rel. Humidity: 88%
Dew Point: 63°F
Visibility: 7 Miles
Pressure: 29.87 in.
Flight Rule: IFR
Wind Data
8 MPH
010° North
Cloud Level(s): Broken at 500ft, Solid Overcast at 1200ft
100% chance of rain Overnight Overnight... Rain. Steady temperature around 66. West southwest wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
100% chance of rain Wednesday Wednesday... Rain before 1pm, then a slight chance of showers between 1pm and 3pm. Patchy smoke after 3pm. High near 65. Northeast wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Smoke on Wednesday Night Wednesday Night... Patchy smoke before 3am, then patchy smoke after 4am. Mostly cloudy, with a low around 53. East northeast wind around 5 mph.
Smoke on Thursday Thursday... Patchy smoke before 7am. Mostly sunny, with a high near 73. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 55. Northeast wind around 5 mph becoming calm in the evening.
20% chance of rain Friday Friday... A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 74.
20% chance of thunderstorms Friday Night Friday Night... A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 74.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 54.
Rain on Sunday Sunday... Showers likely after 1pm. Mostly sunny, with a high near 78.
20% chance of rain Sunday Night Sunday Night... A chance of showers. Partly cloudy, with a low around 55.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 73.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 51.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 72.
Current Radar Image


Sun Almanac for Crystal Lake, Illinois
Sunrise: 05:18 AM
Sunset: 8:25 PM
Civil Sunrise:04:44 AM
Civil Sunset: 9:00 PM
Nautical Sunrise: 04:00 AM
Nautical Sunset: 9:43 PM
Astro Sunrise: 03:08 AM
Astro Sunset: 10:35 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.