A large brush fire that erupted near Interstate 5 in Castaic has burned more than 10,000 acres, causing several evacuation orders and warnings Wednesday morning

Firefighters made progress on the more than 10,000-acre Hughes Fire Thursday, which sent thousands fleeing after sparking near the Los Angeles County community of Castaic a day earlier.

The fire threat remains critical in Southern California, where thousands of residents were under evacuation orders Wednesday as fire crews battled the out-of-control Hughes Fire near Castaic, a suburb in the foothills and mountains of northern Los Angeles County.