Cold weather advisory issuedSign up for our NewslettersA cold weather advisory is in effect for the entire Susquehanna Valley from 7 p.m. Monday until noon Wednesday. Cold weather advisories are issued when air temperatures or wind chills are expected to be between -10 and -19.

The entire region is under a Cold Weather Advisory until Wednesday morning. This includes Auglaize, Butler, Champaign, Clark, Clinton, Darke, Greene, Logan, Mercer, Miami, Montgomery, Preble, Shelby, and Warren counties in Ohio. The advisory is also in effect for Randolph, Union, and Wayne counties in Indiana.

Bundle up. The National Weather Service has issued a cold weather advisory for the Lansing region that begins at midnight.

Chicago was waking up to a bitter cold morning Monday, with sub-zero temperatures and wind chills as low as -15. And it’s only going to get colder from there, the NBC 5 Storm Team says. “We’re cold all the way around,

Dangerous cold arrives Monday morning in Chicago. The brutally cold morning brings wind chills of -20 to -25 degrees. A cold weather advisory is in effect until noon. The core of the polar air will settle across the Chicago area Monday night into Tuesday morning.

The National Weather Service issues a variety of weather warnings and advisories. Here's what they mean in Michigan.

A piece of the polar vortex is spilling into the Midwest, creating extreme cold for the Chicago area and northwest Indiana for the next few days.

AccuWeather forecasts there will be a high of 10 degrees in Chicago on Sunday, 11 degrees on Monday and 6 degrees on Tuesday – with temperatures rising after that. However, wind will bring real-feel temperatures well below zero.