Another powerful storm system is expected to sweep across a wide swath of the United States, bringing heavy rain to Southern California, heavy snow to parts of the West and Midwest and more snow and freezing rain to the Northeast and New England.

Weather Impact meteorologists are tracking the potential for winter weather in Hampton Roads, but the forecast remains unclear.

Snow and ice Saturday afternoon and evening in the Lehigh Valley, Pocono Mountains and northern New Jersey could cause slick driving conditions, the National Weather Service said.