"It is not out of the question that a couple of communities may measure the snow in feet rather than inches.
The eastern Great Lakes will be getting hit hard by lake snow on Black Friday into Friday night. The snow will fall all the way through the central Appalachians.
Shoppers on Friday may face extreme travel conditions in Erie, Pa. and around Buffalo and Syracuse, N.Y.
Extremely dangerous travel is expected across some major interstates, including I-90 through western New York and northeastern Ohio."