An unusually powerful March storm is trekking across the country with a wide range of hazards from strong winds that could set off blizzard conditions and dust storms to severe thunderstorms that could produce tornadoes.

Powerful storms that killed two people in Mississippi and ripped roofs from buildings in a small Oklahoma town are charging across the nation, threatening more communities in the central to eastern United States with wide-ranging weather.

A mammoth and multifaceted storm is slamming the eastern half of the United States with powerful winds, blizzard conditions and severe thunderstorms for the second consecutive day.