A wind-whipped and rapidly spreading wildfire was threatening homes in Orange County, prompting evacuations early Thursday.
A mandatory evacuation order was in effect for residents of Silverado Canyon, Modjeska Canyon and Williams Canyon as the Bond fire exploded to approximately 3,650 acres, the Orange County Fire Authority said. Structures were threatened in Silverado and Williams canyons.
By 6:35 a.m. Thursday, authorities had expanded the mandatory evacuation area to include Foothill Ranch and Portola Hills west of El Toro Road and north of the 241 toll road. The rest of Portola Hills is under a voluntary evacuation warning.
Voluntary warnings were also in effect in Borrego Canyon, Baker Ranch, Live Oak Canyon, Trabuco Canyon and Rose Canyon, on Valley Vista Way and Meadow Ridge Drive, and in Lake Forest from the 241 along Bake Parkway to the