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

On Sunday at 11:57 p.m. the National Weather Service issued an updated winter storm warning in effect until Monday at noon for Mercer, Venango, Lawrence, Butler, Beaver, Allegheny, Washington and Greene counties.

A severe winter storm has prompted US airlines to cancel flights, issue travel waivers, and advise passengers on refund and rebooking options.

A monstrous winter storm is hitting the tri-state area on Sunday — expected to dump more than a foot of snow in some areas. Travel is becoming a nightmare. A weather event like this makes for perilous driving and travel conditions across the region.

A winter storm brought heavy, powdery snow to Maryland on Sunday morning. By mid- to late morning, conditions changed to sleet and freezing rain.

The National Weather Service in State College has issued Winter Storm Warnings for all of central Pennsylvania through 1 p.m. Monday. It covers the following counties: Somerset, B

Transportation Secretary Sean Duffy discusses thousands of flights being canceled due to a winter storm and what to expect for road and air travel in the coming days on ‘The Big Weekend Show.’

As harsh winter weather is creating ideal conditions at ski slopes across West Michigan, experts are reminding winter athletes that January is Winter Sports Brain Injury Awareness month.()