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Cass, Illinois Weather Forecast
Cass, Illinois Weather
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Weather Forecast for Cass, Illinois : Cass County
Issued: 12:36 am CST Nov 5, 2025 Latitude: 39.968104 Longitude: -90.2692888 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 Cloudy on Friday Partly Sunny on Saturday Partly Sunny on Sunday Sunny on Monday Mostly Sunny on Veterans Day
Low: 51°F High: 64°F High: 61°F High: 69°F High: 61°F High: 41°F High: 41°F High: 52°F
Low: 34°F Low: 52°F Low: 38°F Low: 33°F Low: 21°F Low: 22°F  
Mostly Clear Sunny Mostly Sunny Mostly Cloudy Partly Sunny Partly Sunny Sunny Mostly Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
55°
Clear
as of 12:35 AM CST
Rel. Humidity: 66%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
12 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
SPRINGFIELD - (KSPI)
57°
Clear
as of 11:52 PM CST
Rel. Humidity: 67%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 24 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
PITTSFIELD - (KPPQ)
63°
Clear
as of 12:35 AM CST
Rel. Humidity: 45%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 21 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
57°
Clear
as of 12:35 AM CST
Rel. Humidity: 62%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 51. South southwest wind 11 to 15 mph, with gusts as high as 24 mph.

Sunny on Wednesday Wednesday... Sunny, with a high near 64. West southwest wind 9 to 18 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 34. North northwest wind around 6 mph becoming calm in the evening.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 61. Light east southeast wind becoming south southeast 9 to 14 mph in the morning. Winds could gust as high as 24 mph.

50% chance of rain Thursday Night Thursday Night... A 50 percent chance of showers after midnight. Mostly cloudy, with a low around 52. South southeast wind 10 to 14 mph becoming southwest after midnight. Winds could gust as high as 24 mph.

Mostly Cloudy on Friday Friday... Mostly cloudy, then gradually becoming sunny, with a high near 69. West northwest wind 10 to 14 mph, with gusts as high as 21 mph.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 38. Northwest wind 3 to 8 mph. Winds could gust as high as 15 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 61.

40% chance of rain Saturday Night Saturday Night... A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 33.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 41.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 21.

Sunny on Monday Monday... Sunny, with a high near 41.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 22.

Mostly Sunny on Veterans Day Veterans Day... Mostly sunny, with a high near 52.

Current Radar Image


Sun Almanac for Cass, Illinois
Sunrise: 06:35 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
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.