Some Chicago area schools have announced either closures or moves to e-learning for Tuesday as the dangerous cold weather is expected to last through mid-week. Cold weather advisories remain in effect until 2 p.

More than 100 schools, colleges and daycares across Northeastern Illinois have announced closures or shifts to e-learning Tuesday as dangerously cold wind chills as low as -30 sweep across the Chicago area.

Dozens of schools in the Chicago area are cancelling classes or switching to e-learning on Tuesday to keep students and staff safe in the bitter cold, with temperatures still below zero Tuesday morning,