National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Fair

59°F

15°C

Humidity 49%
Wind Speed SW 9 mph
Barometer 30.05 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 9 Nov 2:55 pm CST
Extended Forecast for

Posen IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. South southwest wind around 10 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. South southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. West northwest wind around 5 mph becoming calm in the morning.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: A 40 percent chance of rain after noon. Mostly cloudy, with a high near 55. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 55 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly after noon. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely before midnight, then rain and snow likely. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Friday

    Friday: Snow likely before 9am, then rain likely. Partly sunny, with a high near 42.

    High: 42 °F

    Rain/Snow
    Likely then
    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. South southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 44. South southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 61. West northwest wind around 5 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 40. Calm wind.
Veterans Day
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 55. Light and variable wind becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
Rain likely, mainly after noon. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Thursday Night
Rain likely before midnight, then rain and snow likely. Mostly cloudy, with a low around 33.
Friday
Snow likely before 9am, then rain likely. Partly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Posen IL
 41.64°N 87.69°W
Last Update:
2:46 pm CST Nov 9, 2026
Forecast Valid:
3pm CST Nov 9, 2026-6pm CST Nov 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation