A fast-moving brush fire raced across thousands of acres of thick vegetation near Castaic Lake Wednesday, forcing mandatory evacuations in the lake area and into the heart of Castaic, with warnings stretching toward Santa Clarita and reaching the Ventura County line.

Coverage of when the Hughes fire exploded north of Castaic, the areas under evacuation orders and an extended red flag warning.

A fire north of a jail complex in Castaic has triggered evacuations in L.A. County, even as Southern California hopes for some rain to help with firefighting efforts.

The fire was first reported around 10:30 a.m. Wednesday and exploded in size thanks to strong Santa Ana winds.

The Hughes Fire was first reported shortly after 10:30 a.m. along Lake Hughes Road, near Castaic Lake and the 5 Freeway, according to Cal Fire.

CASTAIC, Calif. (AP) — Firefighters fought to maintain the upper hand on a huge and rapidly moving wildfire that swept through rugged mountains north of Los Angeles and resulted in more than 50,000 people being put under evacuation orders or warnings.

Monday's red-flag warning is a PDS, which stands for "particularly dangerous situation." But what does that mean? An NWS meteorologist explains.

Fire crews are battling a swiftly growing blaze dubbed the Hughes Fire burning near Interstate 5 in Castaic, in the northern part of Los Angeles County.

The Palisades and Eaton wildfires continue burning in the Los Angeles area that left parts of Southern California with devastating fire damage.

A fast-moving brush fire raced across thousands of acres of thick vegetation near Castaic Lake today, forcing mandatory evacuations in the lake area and into the heart of Castaic, with warnings stretching toward Santa Clarita and reaching the Ventura County line.

The blaze was reported just after 10:30 a.m. Wednesday, Jan. 22 in the area of Lake Hughes Road near the 5 Freeway, according to Cal Fire.