Heavy snow is expected on Sunday in the Northeast before the coldest air in several years descends across much of the country starting on Monday, forecasters warned.

Winter weather is expected in Maine early next week, followed by frigid temperatures. Forecasters expect snow to accumulate Sunday afternoon into the evening. The Portland area could see anywhere from ...

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...