Strongest storm of the season triggers slides and flooding in LA County

What to Know

• A flash flood warning was issued Thursday afternoon for the Palisades and Franklin fires burn scars in Los Angeles County as the most powerful wave of a winter storm moved into the region.
• Evacuation orders are in effect for several canyon communities near the Airport Fire in Orange County.
• A flash flood watch, indicating the potential for flooding to develop, will be in effect for much of Southern California through Thursday evening.
• Evacuation warnings were issued late Wednesday afternoon for recent Los Angeles wildfire burn scar areas.
• Pacific Coast Highway was closed ahead of the storm due to the threat of rock and mud slides.
• In the Hollywood Hills, a debris flow sent about 8 inches of mud across Mulholland Drive, blocking the canyon road.