Decreased winds have helped slow progression of the fire, as officials prepare for the return of strong winds early next week.

Firefighters made significant gains Thursday at slowing the spread of the major fires, but overall containment remained far out of reach.

Two Los Angeles County wildfires which tore through more than 34,000 acres in four days, killing at least 10 people and destroying more than 10,000 structures, are now among the 20 most destructive fires recorded in the state of California.