A rapidly forming bomb cyclone, bringing heavy rains, flooding, and downpours, is set to slam the West Coast right on time for Christmas Eve. The storm is caused by an atmospheric river and is the ...

It could become a bomb cyclone and impact some of the same areas just hit by a monster storm this past weekend.

The storm could form just days after Winter Storm Fern slammed into the same area ...

As the Bay Area braces for an atmospheric river-fueled rainstorm this weekend, a potentially stronger system is on the horizon next week - one that could meet the criteria for a bomb cyclone and bring ...

The national weather service has issued weather warnings for virtually the entire state of California as a rapidly developing bomb cyclone forms off the coast. Northern California looks like it will ...

Add Yahoo as a preferred source to see more of our stories on Google. A winter storm over the Northeast and Great Lakes regions might turn into a bomb cyclone. Rob Marciano breaks down the latest as ...

When turbulent weather with whipping winds and heavy snow is in the forecast, meteorologists sometimes warn that a storm could “bomb out” or become a bomb cyclone. But what exactly does this mean?