A 2-acre brush fire began burning Thursday afternoon in the unincorporated Whittier area, possibly threatening structures, fire officials said.
About 200 firefighters were battling the second-alarm blaze, dubbed the Sycamore Fire, in the 11700 Block of Banyon Rim Drive around 2:30 p.m.
Two homes were on fire on Cinco View Drive, next to Rose Hills Memorial Park.
It is a cul de sac with a smaller number of homes on the drive.
The two homes looked to be a total loss.
Windy conditions were fueling the flames.
Supervisor Janice Hahn thanked firefighters via Twitter for their continued work.
An Orange County fire that erupted overnight had forced evacuations.
Refresh for updates.