Blizzard and winter storm conditions blasted the Midwest early Sunday, as a massive weather system began tracking eastward across the United States, with authorities warning of some of the heaviest snowfalls in a decade and severe impact on transport.

A blast of snow, ice, wind, and plunging temperatures created dangerous travel conditions in parts of the central US on Sunday, and some places were expected to get 8 inches of snow or more.

A winter storm brought snow, ice and freezing temperatures to a broad swath of the U.S. on Sunday, with some 60 million people across more than a dozen states from Kansas to New Jersey under winter storm warnings,