A powerful winter storm brewing near the Pacific Northwest known as a bomb cyclone is dragging an atmospheric river.

Besides a storm brewing over the Great Lakes, a "bomb cyclone" is also forming off the Northwest, promising widespread snow.

The use of terms including "atmospheric rivers" and "bomb cyclones" to describe weather phenomena has moved out of scientific ...

The Western U.S. is preparing for a bomb cyclone to deliver heavy rain and powerful wind. The East, meanwhile, is still ...

A bomb cyclone/atmospheric river storm system will potentially deliver more than a foot of rain for some NorCal locations. We ...

Higher elevation communities in the North Bay will likely see the most rain. Up to 10 inches could fall at higher elevation ...

We are still calling it a FIRST ALERT EVENING for the foothills of the Cascades in Clark and Cowlitz counties. That’s due to ...

Northern California and the Pacific Northwest are bracing for what is expected to be a powerful storm. SEATTLE — Northern ...

A "bomb cyclone" riding a long atmospheric river toward the West Coast is expected to bring more than a foot of rain to parts ...

A powerful winter storm brewing near the Pacific Northwest known as a bomb cyclone is dragging an atmospheric river.

A “bomb cyclone” over the Pacific Ocean could bring damaging winds ... create large ocean waves and usher in a drenching ...

Beyond wind, rain and snow, the storm could also bring flash flooding, rock slides and debris flows as well as heavy mountain ...