Tornado, blizzard warning as new storm looms over much of US - The storm will hit California first before moving across the country

Many types of winter weather alerts are in effect from an incoming spring storm in southern Colorado. Here's a primer on the differences between each of them.

Southern Minnesota has been struck with a blizzard warning from the National Weather Service ahead of a powerful spring storm that could dump more than a half-foot of snow and whip it around with winds up to 60 mph.

Over the next week, tens of millions of Americans will be at risk of severe weather as a colossal storm marches across the country, threatening hurricane-force winds, major flooding, blizzard conditions and a possible tornado outbreak.