As Chicagoans monitor the storm, reports from WGN's Chicago Weather Center show that snowfall accumulations are the greatest in Northwest Illinois with 5.0 inches reported in Galena at 2 p.m. and 3.5 inches at Rockford.
An additional storm system out east is causing winter snow warnings and advisories. A total of 15 states have been effected by the two storms. In Chicago, a total of 4 to 8 inches is expected. The Winter Storm Warning for the Chicago area extends through 9 a.m. tomorrow morning.