A battalion chief from Kern County involved in the Canyon fire operations was seriously injured when his truck rolled over.

Temperatures in the area are near 100 degrees and humidity as low as 15 percent. The southern part of California has seen very little rain, drying out vegetation and making it "ripe to burn," the National Weather Service (NWS) for Los Angeles warned.

The warnings were lifted as of 7 a.m. August 9, according to the Los Angeles County Fire Department. Evacuation orders in the county had been downgraded to warnings on Friday. Evacuation warnings in Ventura County have also been lifted, according to the Ventura County Fire Department. Containment of the fire was at 28%, according to Cal Fire.