The blaze has killed two so far - a bulldozer operator and a firefighter - and has burned three firefighters, destroyed dozens of homes and forced thousands of terrified residents to flee, the AP reported.
The blaze has burned dozens of homes in the communities of Shasta, Keswick and the west side of Redding, a city of about 92,000 people.
California Department of Forestry and Fire Protection spokesman Scott McLean said: 'The fire is moving so fast that law enforcement is doing evacuations as fast as we can.
More than 1,700 firefighters are battling the blaze, Cal Fire said in an evening advisory. "It was like a Tasmanian devil", McLean told Reuters.
Almost 5,000 homes were listed by CalFire as threatened.
Residents who gathered their belongings in haste described a chaotic and congested getaway as the embers blew up to a mile ahead of flames and the fire leaped across the wide Sacramento River and torched subdivisions in Redding, a city of 92,000 about 100 miles south of the OR border.
"This fire is making a significant push into the northwestern portion of Redding", Gouvea said.
A structure burns as the Carr Fire races along Highway 299 near Redding, Calif., July 26, 2018.
More than 20,000 residents have been ordered to evacuate as the Carr Fire continues to descend on Redding, destroying everything in its path, and as with last year's devastating Tubbs Fire in Sonoma County, locals are wondering what they can do to help.
Tour de France riders sprayed with tear gas
The farmers' protest occurred 30 kilometers into the 218-kilometer (135.5-mile) leg from Carcassonne to Bagneres-de-Luchon. The youngest rider at the Tour de France is showing all the signs of becoming cycling's next big star.
The blaze, which is raging west of the park, has burned 44,223 acres and is 27% contained, the US Forest Service said. Another 55 buildings are reportedly damaged.
Never Mind. Fire has crossed the Sacramento River.
Fire officials say the blaze is being fueled by high temperatures, low humidity and windy conditions. "There's a lot of fire, a lot of structures burning".
"Several staff members have evacuated their own homes then returned to care for patients", he said. "We are just waiting it out. crossing our fingers and hoping for the best".
Journalists at the Record Searchlight newspaper tweeted about continuing to report on the fire without electricity in their newsroom, and a reporter at KHSL-TV wrote on Twitter that the station's Redding reporters were "running home to gather their things".
More than 3,000 customers had lost power in the area, according to utility PG&E.
Gov. Jerry Brown urges residents to follow all evacuations concerning the Carr Fire.
Cal Fire said the Cranston Fire, about 110 miles (177 km) east of Los Angeles had blackened 11,500 acres (4,650 hectares) and was only 3 percent contained.
Fire crews in Redding for a time abandoned any hope of containing the flames and instead focused on saving lives.