Relentless rain has caused flooding and devastation across parts of Washington, covering roads, submerging vehicles, and even sweeping away homes.

Before-and-after footage shows how an atmospheric river transformed the Los Angeles River, sending water surging through the channel after torrential rain soaked Southern California.

Dreaming of a warm Christmas? Millions of Americans may experience the warmest Christmas on record, with temperatures feeling like May. AccuWeather’s Bernie Rayno has the details.