Here’s what to know about the “bombogenesis” of the storm battering the East Coast—and how the snowfall could be historic.

According to the U.S. National Oceanic and Atmospheric Administration, certain storms undergo bombogenesis, which happens when a storm’s central pressure drops at least 24 millibars in 24 hours. These ...

New York City officials have warned the storm could rank among the city's worst in 150 years as several states across the US ...

What is a blizzard, and did we get a bomb cyclone blizzard in NJ? Here's what NOAA, AccuWeather forecasters say.

A bomb cyclone and nor'easter is bringing blizzard conditions to the Northeast, with over a foot of snow driven by high winds ...

Winter Storm Hernando, sweeping through the northeastern U.S., is leading to flight cancellations and delays out of Toronto ...

A clipper system arrives on Wednesday with a rain-snow mix possible, and a second system threatens the region late Thursday ...

Delaware is under a blizzard warning. Learn what defines a blizzard and if the current winter storm meets the criteria.

Millions of people in the northeastern United States are trapped at home as an intense snowstorm struck on Monday, with heavy snow and strong winds leading to whiteout conditions, triggering road ...

Millions of people in New York City and a large swath of the northeastern U.S. were stuck at home under road<a class="excerpt-read-more" href=" More ...