Fire suppression efforts in the West Zone of the August Complex Fire were hampered by "dangerously low humidity levels" on Monday, the California Department of Forestry and Fire Protection confirmed.
More than 16,500 firefighters are battling 23 major wildfires.
Fire activity in the Glass Fire area is projected to pick up following the Red Flag Warning in effect across the region.
The air quality is expected to remain "unhealthy" through Friday in the Northern Zone and Eastern Zone of the Bay Area.
A Red Flag Warning remains in place for parts of southern California due to critical fire weather.
A state of emergency has been declared across Napa, Sonoma and Shasta counties due to the Glass and Zogg fires.
The August Complex Fire is approaching California's Trinity Pines area, where there are reportedly up to 40 legal cannabis farms.
Over 18,200 firefighters continue to combat wildfires across the state.
The Bobcat Fire in Los Angeles County has burned more than 103,000 acres of the state, as of Sunday.
Local officials said federal law enforcement, not police, fired the gas at protesters gathered outside a building of U.S. Immigration and Customs Enforcement.
"I said it without looking into it. It was very irresponsible," the comic said in a video posted on his Instagram.
Fire crews continue to protect the Mount Wilson Observatory, with the fire remaining active in the area.
There are currently at least 13 "active large fires" in Oregon, according to the latest report from the National Interagency Fire Center.
Nearly 17,000 firefighters were reported to be battling 29 major wildfires across the state as of Sunday.
More than 26,000 firefighters and other support staff are battling at least 102 "active large fires" across 12 states.
The Cold Springs and Pearl Hill fires have collectively burned more than 300,000 acres in Washington state.
Over 14,100 firefighters were reported to be battling 24 large wildfires across California, as of Monday evening.
The latest blazes, including the Creek Fire, Valley Fire and El Dorado Fire, have collectively burned tens of thousands of acres, while thousands of residents have been evacuated.
Several recreational areas of the San Bernardino National Forest have been closed following the latest fire.
Around 2,200 of the inmates currently working at fire camps are "fire line-qualified," according to the California Department of Corrections and Rehabilitation.
Over 50,000 residents, including in Santa Cruz, San Mateo, Napa and Sonoma counties, have been allowed to return to their homes.
More than 120,000 people remain under evacuation orders, as of Wednesday.
Nearly 140,000 people across the state remain under evacuation orders.
Over 13,000 lightning strikes since August 15 have caused more than 600 fires across the state.
Nearly 819,000 acres have burned in the Lightning Complex fires across the state.
Tens of thousands have been evacuated, with nearly 700 homes destroyed by the fires.
The LNU Lightning Complex and CZU August Lightning Complex have reached 215,000 acres and 157,475 acres, respectively.
Nearly 200 structure were destroyed by the fires, while 50,000 more remain under threat, according to the California Department of Forestry and Fire Protection.
The fire was reported to be at 50 acres, with zero percent contained, as of Monday evening.