The goal is to stamp out any new fires before they expand rapidly, and to continue to try to contain the Woolsey Fire, which has burned more than 83,000 acres, destroyed at least 150 houses and created a massive mandatory evacuation zone in Ventura and Los Angeles counties.
Gerard Butler has lost his Malibu home in the Woolsey Fire.
NASA has been tracking California's late-season wildfires with its Earth-watching Landsat 8 and Terra satellites since the Camp Fire began on Thursday (Nov. 8).
Emergency teams have been sifting through the remains of more than 6,700 homes and businesses burned down in the town of Paradise.
The town and surrounding area bore the brunt of the inferno, which started in nearby forest on Thursday.More news: Kuchar sinks eight birdies to take the lead in Mexico
So far, 23 people have reportedly been killed by the blazes.
Authorities called in a mobile DNA lab and anthropologists to help identify the dead as the search went on for victims of the most destructive wildfire in California history. The Woolsey fire, which was only 10% contained on Sunday, has burned more than 87,000 acres in three days.
She, her husband and six others rode out the fire in a tunnel a short distance up the road as the fire burned the hillsides above and all around them. It is only 10% contained.
Looting was reported in the southern fire area and arrests were made, police reported.
But the strong, dry Santa Ana winds that blow from the interior toward the coast returned after a one-day lull, fanning the flames.
At the Fultz ranch, Fultz's mother, 61-year-old Tricia Fultz, said everyone expected the fire to stay well south of their property, but shifting winds forced them to take the horses out to open pastures as quickly as they could.
"Winds are already blowing. Unfortunately, the best science is telling us that dryness, warmth, drought, all those things, they're going to intensify", Brown said.More news: 'Patriotism is opposite of nationalism,' says Macron, Trump by his side
"This event was the worst-case scenario", Butte County Sheriff Kory Honea said, referring to the Camp Fire. You can also donate to various fire departments directly, including the Los Angeles Fire Department, and the Red Cross is providing help to those in need.
What do the politicians say?
Nearly 6,000 miles away, President Donald Trump, in France for World War I commemorations, drew fierce criticism for an unsympathetic reaction to the devastation.
Mr Trump's response to the fires has been criticised as unsympathetic and ill-informed.
"With proper Forest Management, we can stop the devastation constantly going on in California".
The president has previously blamed California officials for fires and threatened to withhold funding, saying the state should do more to remove rotten trees and other debris that fuel blazes.More news: Scott Morrison slams 'lame excuse' for Bourke Street terrorist