Parts of the Northeast are waking up to more than a foot of snow Sunday morning, as a fast-moving winter storm, packing snow, sleet and ice, leaves more than 15 million people from the Midwest to the Northeast under winter alerts.

Storm Freya, three more storms are in the forecast through late next week, some of which will hit similar parts of the Northeast, Midwest and Plains. Here's what you need to know.

New week, more snow and ice for the Northeast, Midwest and Plains. Our latest forecast has what you need to know to plan around these latest winter storms.