A bomb cyclone is when a storm rapidly intensifies -- and drops 24 millibars (a term used to measure atmospheric pressure) in 24 hours.

You may have seen this week's Northern California storm described as having the potential to bring "bombogenesis" or a "bomb cyclone." Bombogenesis happens when "a midlatitude cyclone rapidly ...

‘Bomb cyclone’ brings extreme rain, floods and damaging winds to Australia’s east coast - Millions of people are in the path of the storm which is expected to dump over 100 mm rain in just hours ...

SFO, Oakland International, Mineta San Jose seeing flight cancellations, delays due to bomb cyclone, winter storm.

CHICAGO (WLS) -- A bomb cyclone is the name given to an area of low pressure that strengthens rapidly. It means the pressure of the low drops 24 mb in 24 hours.

MARIN COUNTY, Calif. (KGO) -- In the North Bay, it's been a race against time this weekend, to re-route a critical gas line around a landslide that's still active. A 14-mile stretch of southbound ...

Chantal has weakened into a post-tropical cyclone and the flash flood threat from the storm has waned, the National Hurricane Center said late Monday night, July 7. As of 11 p.m. ET on July 7 ...

A bomb cyclone, or “bombogenesis”, refers to a low-pressure system that deepens rapidly - its central pressure dropping by at least 24 millibars in 24 hours - creating a storm capable of ...

(RNN) – It’s “Day Two” of the bomb cyclone, a powerful winter storm that’s raking the East Coast of the United States. It started in the South, bringing snow to places that don’t ...

The powerful storm that battered the Northeast over the weekend also uncovered the wreckage of a ship that could date back to the Revolutionary War. The wreckage was found on a beach in York, Maine.

Large parts of Nebraska and the U.S. Central Plains were underwater on Saturday after a late-winter "bomb cyclone" storm triggered historic flooding along the Missouri and Platte rivers, causing ...

Australia correspondent Karen Middleton has the latest on the storm rocking the country's south-east coast and a horrific and widespread child abuse case .