Winters are about to get more cold in the United States as 'Bomb Cyclone' is about to make landfall near the East Coast. A bomb cyclone, scientifically known as an explosive cyclogenesis, typically brews over the water where drops in barometric pressure can make it an extra forceful weather event. The National Weather Service said on Wednesday that a mix of snow and freezing rain was expected to move across along the East Coast from Florida to North Carolina before rapidly strengthening at sea. he bomb cyclone has the potential to make 2018 one of the worst winters in the US yet, and it's only the first week of January. Watch this video to find out more.