It's bitter and dangerously cold around Chicagoland on Tuesday morning, with a Cold Weather Advisory remaining in effect until noon. That means wind chills could dip as low as minus-30 degrees. Real air temperatures are also well below zero around Chicagoland early Tuesday morning,

A bitter blast across the entire Chicago area continues Tuesday, with another cold weather advisory in effect and morning wind chills as low as -30 degrees in some parts. The advisory, issued for all of northeastern Illinois,