A fast-moving wildfire exploded to roughly 10,200 acres near the Los Angeles County community of Castaic Wednesday morning, prompting mandatory evacuation orders and road closures, authorities said.

The fast-burning Hughes Fire prompted evacuations on Wednesday morning after it was reporting burning near Castaic Lake in Los Angeles County. (Source: KTTV)

A new fast-moving wildfire has erupted in Los Angeles County, prompting tens of thousands to evacuate a region already reeling from the most destructive fires in its history.