Potential nor’easter could bring season's first snowflakes to parts of the East Coast

A big change is in store this week, setting the stage for a potential nor’easter across the Northeast and New England before ushering in a blast of cold air across much of the country. The system will begin taking shape over the Great Lakes and Ohio Valley before moving toward New England, where it could bring snowfall to parts of the region. Behind the storm, cold air from Canada will spread across the eastern U.S.