"Bomb cyclone" comes from the meteorological ... streams and even larger rivers. HOW TO WATCH FOX WEATHER Northern California will be the bull's-eye of this atmospheric river.

Torrential rainfall hit Southern California Thursday morning as a “bomb cyclone” delivered as expected. Rain totals exceeded 2 inches in some areas of Los Angeles County by mid-morning with ...

In northern California, flood and high wind watches were in effect, with up to 8 inches (20 centimeters) of rain predicted for parts of the San Francisco Bay Area, North Coast and Sacramento Valley.

The storm system, which hit starting Tuesday, is considered a '' bomb cyclone,'' which occurs when a cyclone intensifies rapidly. In California the weather service extended a flood watch into ...

A bomb cyclone back in November caused some of the largest waves ever recorded, including one massive 75-foot swell off the coast of California.

SEATTLE — Some areas that got hammered by November's bomb cyclone were at risk for damaging ... wild winds and possibly hail. The National Weather Service issued a severe thunderstorm watch ...