Nationwide winter storm set to bring everything from blizzard conditions to tornadoes

A large winter storm slammed into the western US over the weekend, blanketing mountain areas with heavy snow, and is now set to traverse the nation, threatening dangerous blizzard conditions, strong tornadoes, and flooding this week.

“This winter storm is a true coast-to-coast, top-to-bottom impact that will be felt by every person in the country at some point this week,” CNN Meteorologist Brandon Miller said.

The storm already brought avalanche warnings to parts of the West, shutting down major highways as conditions became icy.

More than 10 million people in over a...