Bombogenesis is said to occur when a storm's central barometric pressure drops at least 24 millibars in 24 hours. In the 1940s, some meteorologists began informally calling some big coastal storms ...

A historic “bomb cyclone” began to pummel the nation on Wednesday, dumping snow on roads across the Midwest to the East Coast and disrupting one of the busiest travel weeks of the year. Heavy snow, ...

It’s a nightmare before Christmas. The “once-in-a-generation” storm crushing most of the US officially became a deadly “bomb cyclone” Friday — leaving more than 1.5 million customers without power and ...

An arctic blast is bringing extreme cold, heavy snow and intense wind across much of the U.S. this week—just in time for the holidays. The weather system, which may build into a "bomb cyclone," is ...

As a major winter storm moves across the U.S. this week, it could undergo bombogenesis, or "bomb out," in the Midwest and the Plains. Bombogenesis -- or a "bomb cyclone" -- occurs when the pressure of ...

Extreme winter weather, such as subzero temperatures, wind chills and heavy snow, is impacting much of the U.S. this holiday weekend, and is expected to heavily impact travel and mail deliveries, and ...