The Hughes fire seen from Magic Mountain has started north of Castaic and has exploded to more than 5,000 acres in under two hours on Wednesday, Jan. 22, 2025, in Castaic, California. (Wally Skalij/Los Angeles Times/TNS) (Wally Skalij/Los Angeles Times/TNS)

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.