According to the National Weather an atmospheric river is a steady stream of moisture coming from the tropics. Separately, a bomb cyclone, he said, is how quickly a storm strengthens.

Residents in the Santa Cruz Mountains are stocking up on essentials and preparing for another atmospheric river, drawing on ...

A stronger atmospheric river is set to hit Northern California on Monday and then hit Los Angeles County on Tuesday, aiding hopes of a more definitive end to a devastating fire weather season for ...