A severe winter storm, known as Winter Storm Chan, is poised to bring widespread and impactful snow and ice to the Northeast, with predictions of up to 5 inches in parts of New York and New Jersey. Officials warn of dangerous travel conditions as the storm approaches, particularly on Tuesday when New York City is expected to face a snowy commute. Forecasts indicate snow accumulations ranging from 3 to 4 inches across various counties in New Jersey and possible wintry mixes throughout the region. The storm, expected to influence weather patterns across the Midwest and Northeast, could mark the first significant snow of the season, leading to potential travel chaos.