A wintry mix of snow, sleet and freezing rain was already causing chaos in the Big Apple early Thursday — with many suburban schools shuttered for snow days even as those in the city remained open. Forecasters had predicted snow would start to fall around midnight before turning into sleet and freezing rain during the morning rush hour,

Get a look at the latest hour-by-hour timeline for Thursday's storm. The precipitation should fall mostly as snow, but there could be some wintry mix, especially in southern areas, before it tapers off.