Snow is also expected to envelop the Northeast -- from Buffalo, N.Y., to northern New Jersey -- this holiday week.

A customized jet engine is used to melt ice on a Paine Field Airport runway in Everett, Wash. on...

A customized jet engine is used to melt ice on a Paine Field Airport runway in Everett, Wash. on Monday. In one of the busiest travel days of the year, passengers across the country -- whether they are traveling by plane, bus or train -- are reporting hour-long waits and flight cancellations at airports, bus depots and train stations.

(Kevin Nortz/The Herald/AP Photo)
ABC News' Lisa Stark and The Associated Press contributed to this report