The L.A. Times reported that a total of 75,000 homes in both Ventura and Los Angeles counties are now under mandatory or voluntary evacuation orders, including Westlake Village and parts of Calabasas, where numerous entertainers including Alyssa Milano and Kim Kardashian have lavish homes.
Also in Ventura County, a brush fire broke out about 2 p.m. Thursday and grew to 6,000 acres by Friday morning.
The Los Angeles Fire Department reported at 7:53 a.m. Friday that a brush fire has also broken out in Griffith Park, near the zoo.
The fire department said 30,000 homes were threatened in a tweet Friday morning.
The Woolsey Fire broke out about 2:25 p.m. Thursday, pushed by strong Santa Ana winds which prevented fire commanders from ordering aerial assaults in the early morning hours.
About 1,000 structures have been reportedly destroyed, a lot of them in Paradise, a town of about 26,000 people that has been virtually wiped out by the exploding blaze, reports and photos show. "There's nothing much left standing", said California Department of Forestry and Fire Protection (Cal Fire) spokesman Scott Maclean.
The fire in Paradise burned fast, reports CBS News' David Begnaud. Thousand Oaks is a 30-minute drive north of Malibu.
Evacuation notices were announced for Chico, which is home to around 93,000 people and is about 90 miles north of Sacramento. She and her husband eventually were able to drive away safely.
L.A. County Fire Dept. Battalion Chief Trey Espy confirmed 15 to 20 homes were impacted in the area of Kellwood Ct. and Churchwood Dr. and additional homes were impacted in nearby areas.
Schools and universities cancelled classes with some already closed after a gunman shot dead 12 people in nearby Thousand Oaks.
Residents posted on social media to share their views of the flames almost consuming the hillside in the Newbury Park area of western Thousand Oaks.
With the area still reeling from the shooting at the Thousand Oaks bar, the Hill fire has spread to 10,000 acres, quickly shutting down the 101 Freeway. The fire got started north of the 101 freeway in Simi Valley where it burned a number of homes last night.
"La County Fire Department tweeted: "*URGENT SAFETY MESSAGE* Fire has jumped the 101 fwy near Chesebro and is headed to Ocean Mandatory Evacuations, 101 Fwy to the coast between Las Virgenes Cyn /Malibu Cyn Rd.to the LA County line.
Fire crews Thursday morning were dealing with 40 miles per hour wind gusts.
Reality TV celebrity Kim Kardashian-West, who lives in an area known as Hidden Hills in Los Angeles county, was among those forced to evacuate their homes, People magazine reported.