Southern California is braced for "extremely critical fire conditions" caused by a new period of Santa Ana winds today through Wednesday across parts of Los Angeles and Ventura counties, as the battle to contain rampant blazes goes on.

The winds fueling Southern California wildfires form when a high-pressure system develops over the Great Basin in Utah and Nevada

After a brief break on Sunday afternoon, another prolonged round of gusty Santa Ana winds is expected to develop, forecasters say.

Southern California is braced for "extremely critical fire conditions" caused by a new period of Santa Ana winds today through tomorrow across parts of Los Angeles and Ventura counties as the battle to contain raging blazes goes on.

Firefighters braced for high winds, with the National Weather Service of LA issuing its most serious advisory, “Particularly Dangerous Situation (PDS)".

Whipping Santa Ana winds and dropping humidity levels will create an enhanced risk for wildfires in Southern California this week ... winds are expected across most of Los Angeles and Ventura Counties. Areas not typically windy will be impacted."

Powerful Santa Ana winds are returning to the Los Angeles area this week, worrying officials as they work to contain multiple large wildfires.

The National Weather Service has issued a red flag warning for Los Angeles and parts of Ventura County through Thursday evening, meaning that conditions for wildfires will be at their highest thanks to low humidity,

As the catastrophic wildfires continue to rage in Southern California, some Los Angeles residents are not waiting around to see if their city survives. Instead, they are packing up and moving across the country to the relative safety of the Northeast.

Extreme fire weather remains in the Southern California region as high winds have prompted a "Particularly Dangerous Situation" red flag warning,​ weather officials say.

Another round of fire weather could last for much of next week in Southern California, bringing new dangers as Pacific Palisades, Altadena and surrounding communities struggle to assess the damage of devastating wildfires earlier this month.