More than a dozen Chicago-area schools have already announced closures or switches to e-learning for Tuesday as a cold weather advisory for much of Northeastern Illinois and Northwest Indiana continues to grip the region.
The closures follow some schools already closed Monday for Martin Luther King Jr. Day, including Chicago Public Schools.
Across the entire Chicago area, a cold weather advisory was in effect through 12 p.m. Monday, with wind chills as low as 20 degrees below zero. That advisory will go into effect again at 9 p.m., lasting through 12 p.m. Tuesday, when wind chills are expected to dip as low as 20 to 25 degrees below zero…