Vehicles travel along Interstate 80 as heavy snow falls, Friday, Jan. 18, 2019, in in West Des Moines, Iowa. (Bryon Houlgrave/The Des Moines Register via AP)
A deicing agent is applied to a SkyWest airplane before its takeoff, Friday, Jan. 18, 2019, at O’Hare International Airport in Chicago. The National Weather Service issued winter storm warnings from the Dakotas, across the Great Lakes states and into New England. The weather service at one point warned that conditions in New England over the weekend “could approach blizzard criteria.” Ice was also a possibility in some areas in the storm’s path. (AP Photo/Kiichiro Sato)
Bikers crossing Park Street at the intersection of University Ave during a late afternoon snow storm Friday, Jan. 18, 2019 in Madison, Wis. (Steve Apps/Wisconsin State Journal via AP)
DETROIT — People throughout parts of the Midwest woke Saturday to a heavy and steady snowfall that forced the cancellation of hundreds of airline flights and made driving dangerous.