Posen, Illinois Weather
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Weather Forecast for Posen, Illinois : Cook County
Issued: 3:41 am CDT Jun 4, 2025 Latitude: 41.6317008 Longitude: -87.681437 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
60% chance of rain on Overnight 70% chance of rain on Wednesday Mostly Sunny on Thursday 30% chance of  on Friday Mostly Sunny on Saturday Rain on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday
Low: 70°F High: 59 °F High: 70°F High: 74°F High: 73°F High: 78°F High: 75°F High: 72°F
Low: 56°F Low: 57°F Low: 57°F Low: 56°F Low: 59°F Low: 55°F  
Rain Rain Mostly Sunny Partly Sunny Mostly Sunny Rain Mostly Sunny Mostly Sunny
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Current Conditions at
LANSING MUNICIPAL - (KIGQ)
68°
Cloudy
Light Rain
as of 5:15 AM CDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
8 MPH
260° West
Cloud Level(s): Solid Overcast at 3700ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
70°
Cloudy
Light Rain Mist
as of 4:53 AM CDST
Rel. Humidity: 88%
Dew Point: 66°F
Visibility: 5 Miles
Pressure: 29.88 in.
Flight Rule: MVFR
Wind Data
9 MPH
220° Southwest
Cloud Level(s): Scattered at 1400ft, Broken at 7000ft, Solid Overcast at 9000ft
Current Conditions at
GARY - (KGYY)
73°
Cloudy
Light Rain Mist
as of 4:54 AM CDST
Rel. Humidity: 78%
Dew Point: 66°F
Visibility: 6 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
7 MPH
Gust: 23 MPH
250° West
Cloud Level(s): Few at 2000ft, Solid Overcast at 3800ft
Current Conditions at
CHICAGO/WHEELING - (KPWK)
68°
Cloudy
Light Rain
as of 4:52 AM CDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: MVFR
Wind Data
5 MPH
210° Southwest
Cloud Level(s): Broken at 1900ft, Solid Overcast at 3300ft
60% chance of rain Overnight Overnight... Rain likely. Cloudy, with a steady temperature around 70. Southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

70% chance of rain Wednesday Wednesday... Rain likely, mainly before noon, then a chance of showers after 1pm. Cloudy, with a temperature falling to around 59 by 2pm. Southwest wind around 10 mph becoming north northeast in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

40% chance of rain Wednesday Night Wednesday Night... A 40 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 56. North wind 5 to 10 mph.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 70. North northeast wind around 10 mph, with gusts as high as 20 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 57. North northeast wind 5 to 10 mph.

30% chance of  Friday Friday... A 30 percent chance of showers, mainly after 1pm. Partly sunny, 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 57.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 73.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 56.

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 59.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 75.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 55.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 72.

Current Radar Image


Sun Almanac for Posen, Illinois
Sunrise: 05:17 AM
Sunset: 8:21 PM
Civil Sunrise:04:44 AM
Civil Sunset: 8:54 PM
Nautical Sunrise: 04:01 AM
Nautical Sunset: 9:37 PM
Astro Sunrise: 03:10 AM
Astro Sunset: 10:28 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.