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Clear Lake, Illinois Weather Forecast
Clear Lake, Illinois Weather
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Weather Forecast for Clear Lake, Illinois : Cass County
Issued: 3:31 am CST Nov 5, 2025 Latitude: 40.0506034 Longitude: -90.3090117 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Veterans Day
Mostly Clear on Overnight Sunny on Wednesday Mostly Sunny on Thursday Mostly Sunny on Friday 30% chance of rain on Saturday Mostly Sunny on Sunday Sunny on Monday Mostly Sunny on Veterans Day
Low: 51°F High: 64°F High: 63°F High: 70°F High: 60°F High: 42°F High: 42°F High: 53°F
Low: 32°F Low: 52°F Low: 37°F Low: 29°F Low: 20°F Low: 23°F  
Mostly Clear Sunny Mostly Sunny Mostly Sunny Rain Mostly Sunny Sunny Mostly Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
54°
Clear
as of 3:35 AM CST
Rel. Humidity: 66%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
SPRINGFIELD - (KSPI)
55°
Clear
as of 2:52 AM CST
Rel. Humidity: 71%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
54°
Clear
as of 3:35 AM CST
Rel. Humidity: 71%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
9 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
QUINCY - (KUIN)
54°
Clear
as of 2:54 AM CST
Rel. Humidity: 71%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
12 MPH
210° Southwest
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 51. Southwest wind around 10 mph, with gusts as high as 22 mph.

Sunny on Wednesday Wednesday... Sunny, with a high near 64. West southwest wind 9 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 32. North northwest wind around 6 mph becoming calm in the evening.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 63. Light east wind becoming south southeast 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

60% chance of rain Thursday Night Thursday Night... Rain likely after midnight. Mostly cloudy, with a low around 52. South southeast wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 70. West wind 8 to 11 mph, with gusts as high as 21 mph.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 37. West wind around 6 mph becoming calm in the evening.

30% chance of rain Saturday Saturday... A 30 percent chance of rain after noon. Partly sunny, with a high near 60.

30% chance of rain Saturday Night Saturday Night... A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 29.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 42.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 20.

Sunny on Monday Monday... Sunny, with a high near 42.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 23.

Mostly Sunny on Veterans Day Veterans Day... Mostly sunny, with a high near 53.

Current Radar Image


Sun Almanac for Clear Lake, Illinois
Sunrise: 06:36 AM
Sunset: 4:54 PM
Civil Sunrise:06:07 AM
Civil Sunset: 5:22 PM
Nautical Sunrise: 05:35 AM
Nautical Sunset: 5:55 PM
Astro Sunrise: 05:03 AM
Astro Sunset: 6:26 PM
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