"This fire is extremely risky and moving with no regard to what's in its path", Cal Fire Chief Brett Gouvea said.
Cal Fire confirmed one fatality Thursday evening.
More than 4,900 structures are threatened and an estimated 6,000 people have been evacuated.
Firefighters regroup while battling the Carr Fire in Shasta, Calif., on Thursday, July 26, 2018.
Another massive wildfire in the San Bernardino National Forest, known as the Cranston Fire, prompted thousands to flee their homes and led to the arrest of a man. Conditions are calm but gusty winds are expected by afternoon. Fire officials said the mechanical failure of a vehicle sparked the blaze on Monday.
The closure through at least Sunday led to at least 1,000 campground and hotel bookings being canceled, park spokesman Scott Gediman said.
A rapidly growing wildfire, dubbed the Carr Fire, has been tearing through parts of Northern California for several days.
The declarations issued Thursday state that hot temperatures, erratic wind and low humidity have increased the spread of both fires. "The fire community is extremely heartbroken for this loss".
McTigue said their injuries were burns to face, ears, and hands.
Last year, the Thomas Fire - which grew to be the largest in California history - eventually burned across more than 280,000 acres.
One bulldozer operator has been reported dead and three firefighters have been reported injured as of Friday morning. Over the past two decades the fire seasons has become longer, stretching from May to November or December. The communities of Shasta and Keswick were said to have been affected, along with residents in Redding - a city of about 92,000 people.
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Last night there was a domestic violence call at the home of Thomas Markle [Jr] and Darlene Blount. The couple has been looking for properties in the area since October.
Late Thursday, the city said its electric utility would be shutting down power to most of north Redding at the request of fire authorities "and to maintain system stability due to multiple line outages".
Evacuations were ordered for areas around the city of Redding.
A reporter with Redding television station KRCR choked up as she reported live updates about the fire before the station had to go off the air later.
Jim Chapin says he got home at around 7:30 p.m. Thursday and police were there telling people to evacuate the Lake Redding Estates neighborhood.
She added, "There was just no messing around".
"When I saw my rear-view mirror when we were driving away tonight", Damante said, "I don't know what the future holds for tomorrow morning in just a few hours". "It doesn't sound good".
At least 1,700 firefighters are battling the fire.
The fire also has disrupted rail travel.
Residents were evacuated to a nearby college and elementary school, and a local ABC news station stopped covering the fire in order to evacuate. And two people have already lost their lives while fighting the fire.
In addition to the Mother Lode's Ferguson Fire, Shasta County's Carr Fire, now at 44,450 acres and three percent contained, has turned deadly.