The National Weather Service predicted Lancaster County could wake up to 3 to 5 inches of snow Friday morning after a bout of overnight snow that began after 7 p.m.
Residents of central Pennsylvania can expect to see a big difference in the inch count, depending on where they live.
Those who live in southern York and Adams counties might see 4 to 6 inches while residents in the northern end could receive a foot, Jurewicz said.
Franklin County remains in the 12-inch to 18-inch range, and Lebanon County can expect to see about 15 inches.
The storm is expected to be over by the predawn hours on Thursday.
Reported earlier today:
A nor easter has arrived in central Pennsylvania, and it s expected to drop more than a foot in most areas with up to 2 feet possible north of Harrisburg.