Wintry conditions across a broad section of US led President Trump to approve federal emergency disaster declarations as the storm system impacted millions.

Power outages are rising rapidly. The area from northeast Georgia into southern Virginia faces significant icing. Heavy snow is set to slam the Midwest and Northeast.

The storm's heaviest impacts shift today into the Mid-South, Midwest and Mid-Atlantic, where a dangerous mix of snow, sleet and ice is expected.

"It is rare that storms combine this much snow, ice and bitter cold over such a large area — a widespread travel-halting winter storm will stall daily life for days in large portions of the central and eastern U.S.," Evan Myers of AccuWeather said.

The latest winter weather updates and what is happening in Asheville and Western North Carolina today, Jan. 24.

Airlines, transit systems and schools have announced extensive cancellations as a mix of snow, ice and freezing temperatures hit regions where nearly 200 million people live.

One of the most extreme and expansive storms in years is coming. Here’s what to expect and when.

Experts tell TIME there's a thin line between being prepared and panic buying, and other people have a lot to do with it

Airlines are already canceling flights as a massive winter storm threatens to affect half the country. Here's what to know.