Fresh warnings as death toll from wildfires rises to 25

A burned car is seen among debris in the wreckage of a home destroyed by the Palisades Fire in Malibu (Ethan Swope/AP)

Millions of people across Southern California faced new wildfire warnings on Tuesday as strong winds blew across the parched landscape around Los Angeles.

The death toll from the fires which have been burning for a week has risen to at least 25 people, while tens of thousands saw their power shut off.