A bomb cyclone is a name that was given to the atmospheric process of 'explosive cyclogenesis' and is used to describe a quickly and deeply strengthening storm. It has also been referred to as 'bombogenesis.'

A bomb cyclone winter storm is whipping up — and it’s headed for New York City, threatening even more show and colder temps this weekend. The storm is forecast to blow into town Saturday night and stay through Sunday.

Evening temperatures will drop into the single digits in Boston, while Central Mass will hit 4 degrees and Western Massachusetts will likely see temps at or below zero.

Wednesday afternoon's advisory from the weather service called for continued arctic cold for the region and the potential for at least three inches of snow Sunday into Sunday night, much of it across the twin forks of Long Island. It said the storm could also bring winds at least 45 mph winds.

A weather system may drive bitter cold into Florida, with an expert saying some areas could run 20-25 degrees below normal.

Deep penetration of cold temperatures and a coastal storm will bring bomb cyclone and polar vortex into your newsfeeds. Here's why.