The National Weather Service says that it issues blizzard warnings "for winter storms with sustained or frequent winds of 35 mph or higher with considerable falling and/or blowing snow that frequently reduces visibility to 1/4 of a mile or less. These conditions are expected to prevail for a minimum of 3 hours."

Roughly 35 million people are under blizzard warnings from Maryland to New Hampshire as a powerful winter storm threatens to bring up to 2 feet of snow and strong winds to parts of the region

A major nor'easter could bring blizzard conditions to the Boston area Monday, the latest weather forecast shows.

A blizzard warning is issued when snow accumulations are expected between 13 and 18 inches and winds are expected to gust as high as 55 mph.

What you should knowA blizzard warning is in effect as a massive winter storm is expected to drop more than a foot of snow in and around Philadelphia through Monday.Snow is expected to begin falling by midday Sunday and continue through Monday afternoon,

Delays and cancellations climbed well into the hundreds Sunday at Logan Airport as a potentially historic nor'easter closed in New England.