Meteorologists said winds could reach 100 mph in some areas ... some areas in the unincorporated community north of Pasadena are opened only to people with proof of residence such as a driver's license or a utility bill with their address, the Los Angeles ...

The Palisades fire — which has invaded Pacific Palisades, Malibu and Topanga and Mandeville canyons — was 63% contained. Firefighters inched further on the Eaton fire — which has caused destruction in Altadena, Pasadena and Sierra Madre — achieving 89% containment, according to Cal Fire.

The spiking levels underscore the added danger from wildfires when cars, homes, and other structures burn, researchers said. Lead is often present in paint and pipes used in older homes, while chlorine and other chemicals are generated when plastic melts or combusts.