Mike Theiler / Reuters
For Christmas Day, Giannasca said, at least 20- to 25-mph winds were possible across the Mid-Atlantic and up through Boston, and wind gusts could reach 40 to 50 mph along the I-95 corridor from Boston to Philadelphia. The windchill would make it feel like 20-degree weather, he added.
It’s only the beginning of the cold. Forecasters say repeated surges of bitter, arctic air are expected through the New Year and will keep temperatures below average across the northern United States.
Robert Cohen / AP