Mudflows prompted the closures of at least some roads, including in Topanga Canyon and on parts of the Pacific Coast Highway.

A flood watch was issued by the NWS Los Angeles/Oxnard CA on Friday at 1 p.m. valid from Sunday 4 p.m. until Monday 4 p.m. The watch is for Santa Clarita Valley, Malibu Coast, Western Santa Monica Mountains Recreational area,

Forecasters in Southern California expect to issue a 'particularly dangerous situation' red flag warning for the coming week as the Santa Ana wind forecast worsens.

As winds across the Southern California area are calmer than their peak and firefighters are making progress, the threat to the fire-weary region remains with Santa Ana winds expected to continue in the coming days.

After weekend rainfall caused mudslides in wildfire burn scar areas and snow created dangerous driving conditions, several roadways and schools remain closed across the Southern California region.

The Santa Ana winds are dry, powerful winds that blow down the mountains toward the Southern California coast. The region sees about 10 Santa Ana wind events a year on average, typically occurring from fall into January. When conditions are dry, as they are right now, these winds can become a severe fire hazard.

On Sunday at 10:11 a.m. a special weather statement was issued by the NWS Los Angeles/Oxnard CA in effect until 10:45 a.m. The alert is for Malibu Coast, Los Angeles, Palos Verdes Hills and Eastern Santa Monica Mountains Recreational area.

The NWS Los Angeles/Oxnard CA issued an updated flood watch at 9:21 a.m. on Sunday valid from 10 a.m. until Monday 4 p.m. The watch is for Santa Clarita Valley, Malibu Coast, Western Santa Monica Mountains Recreational area,

Southern California will continue to face "dangerous ... Santa Clarita Valley, western Santa Monica Mountains, Santa Susana Mountains and western San Gabriel Mountains are among the areas affected.

Critical fire weather conditions continued for areas of Southern California on Wednesday ... of low humidity and an expected uptick in Santa Ana winds, according to the National Weather Service.

Wildfires in Southern California have prompted major discussions about water in the state. Here's an overview of where water comes from in the region.