"FEMA’s regional offices in Boston and New York City are in contact with state emergency management counterparts," Carney said. "FEMA’s National Watch Center here in Washington continues to monitor the situation and hold regular operational briefings with regional and federal partners as the severe winter weather advances and as impacts are felt throughout -- through the overnight hours into Saturday."

Officials on the ground in Northeastern cities and states are warning local residents against travel and updating them on emergency efforts.

In Massachusetts, Gov. Deval Patrick ordered the roads closed Friday afternoon. The Associated Press reported that 4,000 flights had been canceled as major airports in the Boston and New York areas shuttered.