While the cause of each blaze has yet to be determined, all burned in or near foothill communities amid gusty winds and dry air and vegetation.

When the air is warm and dry, transpiration and evaporation also suck water out of the plants and soil. That leaves dry vegetation that can provide fuel for flying embers to spread wildfires, as the Los Angeles area saw in early January.

Raging wildfires that continue to burn a path of destruction through Southern California claimed the Will Rogers ranch along with a number of other local landmarks in what is already the most damaging fire in Los Angeles history.

Coverage of the fires ravaging Altadena, Malibu, Pacific Palisades and Pasadena, including stories about the devastation, issues firefighters faced and the weather.

Unprecedented wildfires in Los Angeles County in California are decimating thousands of structures and displacing thousands of residents.

The deadly wildfires roaring through Los Angeles County entered a fourth day on Friday. At least 10 people have been killed, about 150,000 are under mandatory evacuation orders and more than 10,000 homes and other structures have been destroyed,