Add Yahoo as a preferred source to see more of our stories on Google. The West has been hammered with several atmospheric rivers in recent weeks, so it’s important to know terms such as debris flow.

As an intense storm moved through Southern California, a debris flow sent mud down Mulholland Drive in Hollywood Hills -- leading to a full closure of the roadway Thursday evening, authorities said.

Provo City is taking steps to ensure any mudslides triggered on the barren mountainside where the Buckley Draw Fire burned do not impact any homes or buildings in the coming months. The fire was ...

WASHINGTON - A debris flow over the weekend has temporarily closed Westside Road, according to a social media post from Mount Rainier National Park. "The [debris flow] event was triggered by an ...