Classes at Southern Illinois University are canceled because of a storm that's left a slick layer of ice under several inches of snow, with more wintry weather on the way.
WSIU Radio reports that some services at the 18,000-student Carbondale university were to remain open Friday, including dining services for students, the Morris Library and the student recreation center.
University administrators called off Friday's classes because of questionable driving conditions.
National Weather Service forecasters say parts of the region could get a foot of snow by the time a storm moves through the region.
A winter storm warning remains in effect until 6 p.m. Friday.