More than 1,600 flights canceled as major winter storm approaches Midwest

More than 1,600 flights were canceled Sunday and more than 3,600 delayed out of St. Louis and the Chicago area as a major winter storm approaches the midwest, according to data from Flight Aware.

The details: The cancellations are mostly concentrated in the Midwest with Chicago O’Hare airport experiencing more than 700 alone. A blizzard warning was issued by the National Weather Service which explained that a "[s]ignificant winter storm will bring heavy snow and some blizzard conditions from the Middle Mississippi Valley to the Great Lakes through Monday."