The severe weather threat spans from New York to Florida after the same system left two dead and thousands without power in the South, while blizzard conditions are lashing the Plains and Midwest.

Tens of millions of people across the U.S. from the Plains to the Southeast are preparing for a potential multiday severe weather outbreak this week, with forecasters warning of threats of large hail,

A powerful storm system will continue to spread a threat of severe thunderstorms that could produce tornadoes, damaging winds and hail in the South and East through Wednesday. Here's a look a the latest timing and threats for the severe weather.