A flash flood watch has been issued for much of Los Angeles and Ventura counties ahead of two rainstorms that will increase the potential of debris flow in burn scar areas.

Usually beginning on hills or mountains, debris flows can happen during downpours of just half an inch of rain an hour. Like flash floods, debris flows occur rapidly and unpredictably, traveling ...

The water rushed along streets and highways, picking up cars and driving debris ... under a flash flood warning again as ...

but officials warned Sunday that flash floods and potential debris flows could be the trade-off. People in fire-damaged areas were being told to prepare for the “worst-case scenario” of ...

Heavy rain could produce flooding, mudslides and debris flows in northern and central California, and it is expected to take ...

The National Weather Service has issued a flash flood warning for Malibu near the ... "While not immediately likely, a life threatening debris flow will be possible," a release said.

A flash flood warning was issued for a couple of hours Sunday for the Palisades and Franklin burn areas as the National Weather Service warned that "life-threatening debris flow" could be possible.

Usually beginning on hills or mountains, debris flows can happen during downpours of just half an inch of rain an hour. Like flash floods, debris flows occur rapidly and unpredictably, traveling at ...