A major winter storm set to slam the U.S. later this week has shifted its path slightly before it arrives on Friday.

Track everything from current conditions, forecast timing and potential impacts from the winter storm and latest arctic blast here.

Forecasters are expecting the storm could be the worst of the winter season.

A potentially historic major winter storm stretching more than 2,000 miles across the US is expected to deliver harsh winter weather that will impact more than 235 million Americans across 40

As millions of Americans hunker down for the winter storm, 19 states and Washington, D.C., have declared states of emergency.

At least 13 people have died and hundreds of thousands across the US are without power as a winter storm sweeps through the country.

Several emergency declarations have already been issued as a massive winter storm barrels toward more than 35 states, putting more than 200 million people in its path and threatening “considerable disruption” to New York with up to a foot of snow.

Heavy snow, ice and brutal cold are expected to make this winter storm a potentially life-threatening weather event, stretching across two-thirds of the U.S.

A winter storm with “the potential to be historic” is eyeing a large strip of the U.S. and it appears Illinois and the Chicago area could now be a part of its path. While confidence surrounding the snowy and icy system’s track and intensity remain uncertain,