A strike team of five fire engines and a battalion chief was sent at about 4 p.m., said Long Beach Fire Department spokesman Jack Crabtree. By Friday morning the Hill Fire had scorched over 6,100 acres and was threatening a reported 400 structures.
The Butte county sheriff's office says an evacuation order was issued on Friday for the small communities of Stirling City and Inskip, north of Paradise, where thousands of homes were destroyed.
At least 75,000 homes in Ventura and Los Angeles counties are under evacuation orders, and some structures have already been destroyed, officials said.
A pair of intense wildfires in Ventura County have also led to the evacuation of 105,000 people in Southern California, leading acting Gov. Gavin Newsom to declare a state of emergency there while Gov. This morning at 7:00am, the Los Angeles Fire Department reported via Twitter that the fire is an "imminent threat" to Malibu.
Ventura County Fire Capt. Brian McGrath said the front of the fire was still burning toward the coast and had grown rapidly overnight.
The Hill Fire started not far from the Thousand Oaks bar where 12 people were killed in a mass shooting.
"While a lot of my yard and neighbors' yards burned, the firefighters saved our homes", Janic tweeted just after 2 a.m. (5 a.m. ET) Friday. "We are still not out of the woods yet".
As for prepping: "I loaded all our best boards onto the roof last night", George said.
Mandatory evacuations are in placed for various parts of Los Angeles County as the fire spreads towards the Santa Monica Mountains.
Just 12 minutes after it started Thursday afternoon, the flames spread across U.S. 101, leaving several drivers temporarily stranded.
Residents took to social media to share their views of the flames almost consuming the hillside in Newbury Park, which borders Thousands Oaks to the west.
Scott Maclean, the state's forestry and fire protection spokesman, said a number of civilians and firefighters had been injured in the fire north of Sacramento but it would be days before the authorities knew whether anyone had died. Fire officials said strong winds had hampered efforts to drop retardant by aircraft.
The Hill Fire started at 2 p.m. Thursday at Hill Canyon Road west of Santa Rosa Road, near Camarillo. Also shut down were the schools of the Conejo Valley School District, headquartered in Thousand Oaks, and the Los Angeles Unified School District's Topanga Elementary Charter School.
Winds were expected to weaken Friday afternoon into Saturday.
Forecasters expect a break in the Santa Ana winds on Saturday and then a new round Sunday through Tuesday.