JOSH EDELSON via Getty Images A vehicle explodes into flames as the Camp fire tears through downtown Paradise, California on November 8.
The fast-moving fire forced startled residents trying to evacuate to abandon their vehicles and flee the town by foot, according to the AP, citing Butte County Sheriff Kory Honea.
The Woolsey Fire was burning northeast of Thousand Oaks, not far from where a shooting killed 12 people late Wednesday night.
The Mendocino Complex Fire, which was finally contained in August at more than 410,000 acres, ended up being the largest complex fire in recorded California history.
The Camp Fire rages through Paradise, Calif., on Thursday, Nov. 8, 2018.
"'We're working very hard to get people out".
The Camp Fire, which started early on Thursday near Camp Creek, has been fuelled by strong winds and dry forest.
There are multiple injuries because of the Camp Fire, Cal Fire spokesman John Gaddie said. "It's really dry and we have low humidity, and unfortunately those are great conditions for a fire to spread".
Colton Percifield, 20, said in an interview that he awoke at friend's house in Concow to find smoke outside around 7 a.m. Spot fires soon encroached on the house.
Neighbourhoods, schools and hospitals have been evacuated while some residents in the town of Paradise were trapped by the flames, officials say. Cal Fire said dozens of resources have been called in from elsewhere in the state, as firefighters work to contain the quick-moving blaze.
Officials at the Butte County Sheriff's office and Cal Fire, the state agency responsible for fighting wildfires, ordered evacuations throughout the morning for rural communities in the path of the wildfire, including Paradise, California, which is home to more than 26,000 people.
"We hope the winds will die down around midnight", he said.
San Francisco - Thousands of people evacuated their homes as a "rapidly-moving" wildfire engulfed the Sierra foothills in Northern California, authorities said Thursday. "We tried to get all the nondigital things that we could - you know, stuff that couldn't be replaced", Peete said.
The Adventist Health Feather River Hospital in Paradise evacuated all its patients and staff, given its close proximity to the fire, and transported them safely to hospitals in neighboring towns, Jill Kinney, an Adventist Health spokeswoman told the Associated Press.