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 blaze temporarily closed parts of Interstate 5 and prompted evacuation orders and warnings for more than 50,000 people.

The Hughes fire ignited about 45 miles north-west of the city of Los Angeles on Wednesday morning, near Castaic Lake in a mountainous area that borders several residential areas and schools. The blaze grew to more than 9,

The Hughes fire, which broke out north of Santa Clarita earlier Wednesday, has scorched more than 8,000 acres, according to Cal Fire.