While containment grew to 47 percent, burned acreage grew over the weekend, as well, now sitting at 164,413 acres burned.
California has long had problems with fires during the summer but climate change has been blamed for the hotter weather and extremely dry vegetation which have aided them.
Two small blazes burning through Northern California have grown at breathtaking speed to form a massive inferno, quickly becoming the largest active wildfire in the state.
President Donald Trump is claiming that California's water policy is shortchanging firefighters of water to battle the state's raging wildfires. Firefighters are attacking the fast-moving Holy Fire with a DC-10 air tanker and helicopters.More news: Women's Month: Mothers are encouraged to breastfeed regardless of HIV status
State, tribal and other local governments as well as non-profit organizations will also have access to federal funds for emergency work and to fix or replace damaged facilities. They'll be in the area for up to 30 days, she said.
More than 3,700 firefighting personnel are battling the Mendocino Complex, one of about 17 wildfires burning in the state.
The Carr Fire has destroyed 1,080 residences, 24 commercial structures and 500 outbuildings.
Farther north, crews gained ground against a deadly blaze that has destroyed more than 1,000 homes in and around Redding. "What seems like we should be in the peak of fire season, historically, is really now the kind of conditions we're seeing really at the beginning", said Pimlott.
Overall, experts say Trump's Twitter remarks ignore two of the biggest factors in the wildfires: Climate change, which is likely exacerbating the droughts that lead to fires, and increased development near forests that makes the fires more risky to life and property. Two firefighters and four residents, including two children, were also killed. But tens of thousands of others were still evacuated.More news: Facebook bans Alex Jones' and Infowars pages over violence, hate speech
Previously, the largest fire in California history was December's Thomas Fire, which was around 440 square miles and devastated the counties of Santa Barbara and Ventura. In addition, "the rates of mortality from fire, insects, and disease are about three times as high on national forest lands as they are on private lands regulated under California's strict environmental laws", he said.
The Sacramento Bee reported Monday that the near-century old Dardanelle Resort has sustained massive structural damage from a fire that erupted last week.
The rustic lodge 180 miles (290 kilometers) east of San Francisco is nestled in the Sierra Nevada mountains.
As a Reason Foundation study noted, the U.S. Forest Service, which is tasked with managing public wildland, once had success in minimizing widespread fires in the early 20th century.More news: Portland Police Disperse Crowds at Patriot Prayer Event