Sunday is a First Alert Weather Alert Day for a major winter storm pushing through our area that will result in problematic road conditions and heavy snow into the start of the week. Officials have warned that travel may be "impossible" Sunday and into the start of the work week.

Tens of millions of people across the Midwest and Mid-Atlantic are under winter weather warnings this weekend in the first major winter storm of the new year, according to the National Weather Service,

Kansas City, Mo., received nearly a foot of snow over in a single day, forcing road and air traffic to come to a halt. NBC News' Maggie Vespa reports why officials are saying it will take a few days to clean out the snow.