This story is no longer being updated. We've got the latest on this fire here.
Containment for the Rye Fire in Santa Clarita rose to 25 percent Thursday evening, as firefighters held the fire lines at 7,000 acres all day, according to Cal Fire.
There remained about 900 firefighters worked on the fire to construct and hold perimeter lines. One firefighter was injured on Thursday; he was flown to a burn center for care, according to a spokesman for the L.A. County Fire Department.
"This fire is looking good, but we can have other fires in the area and vigilance should be high," Mike Webb with Cal Fire said Thursday morning.
One structure has been destroyed and 5,420 structures were threatened. No injuries or deaths have been reported.
"Moving into tonight, we’re expected to continue to have high winds and really, really extreme fire conditions," Webb said.
Authorities urged the residents to be prepared to evacuate at a moment's notice. KPCC has compiled a list of what to pack in your emergency bag here.
The Los Angeles County Fire Department expected full containment by Dec. 15.
The fire initially broke out in Santa Clarita around 9:30 a.m. Tuesday near Rye Canyon Loop. It quickly spread to thousands of acres and prompted evacuations.
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This story has been updated.