A fast-moving wildfire exploded to more than 9,200 acres near the Los Angeles County community of Castaic Wednesday morning, prompting mandatory evacuation orders and road closures, authorities said.

The Hughes Fire has spread over 5,054 acres after starting just before lunchtime in Los Angeles County's Castaic Lake area on Wednesday.

Continued strong winds and dry conditions on Wednesday morning rapidly spread a fire near Castaic Lake in northern Los Angeles County and has burned through 8,096 acres.