Even as Santa Ana winds continued to blast parts of the Southland, helping to fuel a new brush fire in the Castaic area, local authorities turned their attention Wednesday to the possibility of rain hitting the area this weekend and potentially triggering mud or debris flows in recent burn areas.

The National Weather Service issued a "particularly dangerous situation" alert for Los Angeles and Ventura counties as another dangerous wind event is expected this week.

With the Palisades and Eaton Fires still not fully contained, another dangerous Santa Ana wind event is forecast in Los Angeles for Monday-Thursday.

Gusts of up to 70 mph are possible along the coast and valleys, and in the mountains, up to 100 mph, the National Weather Service said. Parts of L.A. County, and most of Ventura County, are at highest risk.

Santa Ana winds returned to the Los Angeles area on Tuesday, threatening to reverse progress made in the battle against deadly wildfires.

Scorching, deadly fires that tore through Los Angeles apace last week were whipped up by furious winds that had barrelled in from the desert. The blazes are still raging. And this week the so-called Santa Ana or ... Calabasas and Agoura Hills, Eastern ...

And this week the so-called Santa Ana or "Devil" winds are back ... The warnings cover the areas of Calabasas and Agoura Hills, Eastern San Gabriel Mountains, Malibu Coast and Santa Clarita ...

A "particularly dangerous situation warning'' has been issued for L.A. and Ventura counties due to dangerous winds and very low humidity.

Firefighters in Southern California are once again battling a wildfire, this time in Castaic in Los Angeles County, north of Los Angeles itself. Evacuation orders have been issued for the surrounding areas.

More Santa Ana winds blew into Southern California, again raising wildfire danger even as crews continued their efforts Tuesday to fully contain a pair of massive blazes that erupted amid erratic winds earlier this month,

A particularly dangerous situation red flag warning is in place from noon Monday to 10 a.m. Tuesday local time for a large portion of Ventura and Los Angeles counties.