Icy roads and bitter cold made travel hazardous Friday morning and caused significant delays whether you were driving, taking a train or bus or flying.
The Chicago area remained under a winter weather warning, with high winds kicking up snow and driving down temperatures. The official reading at O’Hare at 11:30 a.m. was minus 4, up from minus 8 hours earlier. Wind chills as low as minus 40 were recorded.
