Firefighters battle a wildfire as it threatens to jump a road near Oroville, California, on July 8, 2017.
People have been forced to evacuate as temperatures rose high to cause blazes in the US West and Southwest.
Almost 1,000 personnel were battling the blaze with 61 engines and seven helicopters, as well as air tankers.
Levels of smoke, ash and other particles will vary, and elevated levels of ozone-resembling smog-are also occurring in regions throughout Santa Barbara County not just in the immediate zones directly affected by the fires.
The Alamo fire now spans over 23,000 acres with only 10% of it contained.
A high temperature record that stood for 131 years in Los Angeles has been shattered by a blistering heat wave.
A summer camp near one of the fires in Santa Barbara County has also been safely evacuated after flames reportedly temporarily trapped children.
About 60 miles southeast, between 150 to 200 homes were issued evacuation orders due to another blaze, DePinto said.
Evacuations warnings are in place for the Tepusquet Blazing Saddles area.
“Hot, dry weather is expected to continue in the fire area”, Cal Fire said.
At least 750 homes remained threatened and hundreds more were evacuated.
The fire, which began Thursday afternoon and is under investigation, closed Highway 166 in the area.
In California, officials expanded evacuations around a wildfire that had destroyed 10 buildings in rural Northern California. CAL FIRE’s Type 1 Incident Management Team led by Brett Gouvea has assumed command of the fire.
Firefighters were contending with almost 200 wildfires burning in British Columbia that had destroyed dozens of buildings, including several homes and two airport hangars.
Light rain was reported in Santa Barbara and the surrounding foothills early Sunday morning, which, along with higher humidities and calm winds, should aid firefighters in their fight.