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 8,096 acres after starting just before lunchtime in Los Angeles County's Castaic Lake area on Wednesday.

Hughes Fire initially started 10:53 a.m. Jan. 22 in Los Angeles County. It has burned 10,396 acres after being active for 46 hours. By Friday morning, the fire crew succeeded in containing 56% of the wildfire. The cause is, however, still being investigated.