Cal Fire said that "steep terrain, erratic winds, and previously unburned fuels are contributing to spot fire potential". The area remains closed to residents as crews work to restore some of the infrastructure in the area.
The fire, which is almost twice the size of Sacramento, was only partially contained after more than a week. "If it does continue, then everybody in the state will be working hard and we're bringing in resources from outside the state", Matlow said.
After days of concern over a number of missing individuals, authorities said Wednesday that all those who had been reported missing have now been accounted for.
Most of the devastation occurred on the night of July 26, when gale-force winds whipped the blaze into a flaming cyclone that jumped the Sacramento River and roared with little warning into Redding and adjacent towns in the scenic Shasta-Trinity region.
Now, the Carr blaze has spread to a total of 196.6 square miles in California, where firefighters are still diligently battling it. The largest, the Carr Fire, has killed six people and roared through 190 square miles in and around this city 200 miles north of San Francisco. Park officials had hoped to reopen Friday.More news: 'Collusion Is Not a Crime'
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Two fires in Mendocino County, the River Fire, which is 38 percent contained, and the Ranch Fire, 15 percent contained, have consumed almost 100,000 acres.
With more than 20 active fires small and very large tearing across the state, California Gov.
California Department of Forestry and Fire Protection (CalFire) commanders said on Wednesday the fire, sparked by a vehicle on July 23, was burning with less intensity this week and posed little immediate threat to populated areas.
"We've started off with a bang, " Cal Fire spokesman Scott McLean said.
These areas include: Lake, Mendocino and Napa counties, where the River, Ranch and Steele fires, are still surging.