Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Arctic cold to be reinforced in northern U.S.; A reality check farther south. Click for details. Chevron right
Bomb cyclone to bring blizzard conditions, icy travel, strong winds. See the forecast. Chevron right

Posen, IL

28°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Posen

Illinois

28°
No results found.
Try searching for a city, zip code or point of interest.
settings
Posen, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today

WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Wind Advisory

Tonight's Weather

Sun, Dec 28

Winds becoming strong; much colder, a bit of ice early, then a bit of snow; deteriorating road conditions; plan for a slow and slippery morning commute Lo: 19°

Tomorrow: Mostly cloudy, windy and much colder; a.m. snow, up to 1", then flurries; any heavier snow shower could quickly make some roads slippery and reduce visibility Hi: 28°

Current Weather

9:50 PM

28°F
RealFeel® 15°
Cloudy More Details
Wind W 13 mph
Wind Gusts 25 mph
Air Quality Fair

Looking Ahead

High winds, with gusts past 45 mph, from this evening into tomorrow morning

WinterCast®

Sun Evening - Late Sun Night

Ice

Lasting 1 hour

Posen Weather Radar

Posen Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

10 PM 30°
rain drop 35%
11 PM 28°
rain drop 39%
12 AM 25°
rain drop 42%
1 AM 23°
rain drop 37%
2 AM 22°
rain drop 33%
3 AM 21°
rain drop 33%
4 AM 20°
rain drop 37%
5 AM 20°
rain drop 40%
6 AM 20°
rain drop 37%
7 AM 19°
rain drop 49%
8 AM 21°
rain drop 49%
9 AM 23°
rain drop 57%

10-Day Weather Forecast

Tonight

12/28

19° Lo

A bit of ice this evening

49%

Mon

12/29

28° 12°

Morning snow, up to 1"

Night: Breezy early; clearing, cold

91%

Tue

12/30

30° 25°

An afternoon flurry

Low clouds

41%

Wed

12/31

30° 9°

Cloudy with a snow shower

Snow and flurries at times

56%

Thu

1/1

19° 16°

Mostly sunny and frigid

Cold with increasing clouds

7%

Fri

1/2

30° 17°

Partly sunny and not as cold

Partly cloudy

0%

Sat

1/3

27° 22°

Mostly sunny and chilly

Partly cloudy

10%

Sun

1/4

36° 29°

Mostly cloudy

Icy mix

25%

Mon

1/5

38° 22°

A bit of ice in the morning

Clearing

59%

Tue

1/6

35° 14°

Mostly sunny

Partly cloudy and colder

4%

Sun & Moon

9 hrs 11 mins
Rise 7:17 AM
Set 4:28 PM
Waxing Gibbous
Rise 11:51 AM
Set 1:46 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location

Top Stories

Winter Weather

Bomb storm swirls winds, blizzard, ice and rain from Midwest to Northe...

6 hours ago

Winter Weather

Arctic cold to surge in waves behind Monday's bomb cyclone

7 hours ago

Weather Forecasts

Rain to return to California, just in time for New Year's celebrations

6 hours ago

Travel

New Year's weather-related travel trouble outlined for US

6 hours ago

Weather News

Top 10 weather events of 2025 that smashed records

2 days ago

More Stories

Featured Stories

Health

CDC links raw oysters to 64 salmonella cases in 22 states

2 days ago

Recreation

Hiker’s body recovered from California's tallest mountain after storms

4 days ago

Astronomy

The upsidedown moon: Why the moon looks odd on the other side of the w...

2 days ago

Health

Traveler might have exposed many to measles in Massachusetts

3 days ago

Recreation

Big Bend National Park asks visitors to stop treating it like a ‘trash...

4 days ago

World North America United States Illinois Posen

Weather Near Posen:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2025 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...