A winter storm expected to bring heavy snow to Philadelphia on Sunday is already impacting air travel.

The winter storm hitting the tri-state area is significantly affecting air travel, causing cancellations and long delays for flights at John F. Kennedy, LaGuardia, and Newark airports. A handful of flights scheduled to depart the tri-state area have already been canceled,

With a winter storm moving through the tri-state Sunday afternoon, the New York City metro area’s three major airports were all seeing delays and cancellations. As of 2 p.m. Eastern, Newark Liberty International was seeing 254 cancellations into or out of the airport and another 82 delays Sunday,

Many schools in the Philadelphia area have issued delays amid frigid temperatures. See the list of delays and closings below. PHILADELPHIA - A cold weather advisory is in effect in the Philadelphia area from 6 p.m. Monday to Wednesday at noon. The National Weather Service says to expect very cold wind chills as low as 7

Many schools around the Philadelphia region are closing or opening late tomorrow as snow cleanup continues. See the list.