Updating maps of Southern California show where wildfires, including the Palisades, Eaton and Hughes fires, are burning across Los Angeles.

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.

A fresh California wildfire ignited north of Los Angeles Wednesday during "critical" fire weather and triggered evacuations as it quickly exploded in size across two counties on Wednesday — and forecasters warned conditions would worsen overnight.