State police say around 1:00 p.m. Wednesday afternoon 57-year-old Austin Ford from Wisconsin was traveling westbound on Interstate 90 at Genoa Road.
The driver crossed the median and struck a semi-truck head-on. Ford was airlifted and taken to St. Anthony's Hospital in Rockford.
The driver of the semi, 41-year-old Brian Samuelson, was treated on the scene for minor injuries.
The accident left traffic backed up toward Chicago.