Santa Ana winds will continue whipping through Southern California through Thursday, sparking fears that progress made fighting wildfires that have scorched over 40,000 acres and left 28 dead could be reversed and more blazes could break out.

Southern California will continue to face "dangerous fire weather conditions" including strong Santa Ana winds and extremely low humidity through later this week, forecasters said Tuesday.

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.

Southern California was forecast to face more dangerous winds on Wednesday, but could get some badly needed rain this weekend, which could create new challenges like toxic ash runoff.

Southern California is expected to be slammed with up to hurricane-strength gusts that could spark a growth in various wildfires through Tuesday morning, officials said.

The Santa Anas are expected to be most powerful Monday night into Tuesday. Fire services across the region say they are ready.

The National Weather Service issued a warning of a “particularly dangerous situation” for parts of Los Angeles and Ventura counties from Monday afternoon through Tuesday morning.

Millions of California residents were placed under a red flag warning through Thursday amid threats of further fires with looming winds in the forecast, according to multiple reports.

Southern California braces for a ferocious return of fire danger as the National Weather Service issues its most urgent warning for extreme fire weather.

Parched Southern California could get some badly needed rain this weekend to dampen the prospects of another round of killer wildfires.