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.

Santa Ana winds are whipping Southern California on Tuesday, sparking fresh fears that progress made fighting wildfires that have scorched over 40,000 acres and left 27 dead could be reversed and more blazes could break out.

A rare Particularly Dangerous Situation warning has been issued for Southern California as a powerful and potentially damaging Santa Ana wind event​ is expected.

Meteorologists said there was a chance the winds would be as severe as those that fueled the Palisades and Eaton fires, but that different locations would likely be affected.

At least five wildfires are ravaging Southern California, and the three largest have already killed at least five people, burned tens of thousands of acres and prompted the evacuation of an estimated 179,

LOS ANGELES (AP) — Parched Southern California was forecast to face more dangerous winds on Wednesday but could get some badly needed rain this weekend, dampening the prospects of another round of deadly wildfires though even a small amount of precipitation could 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.

Red flag warnings are in effect until Thursday for parts of Los Angeles, Ventura and San Diego due to low humidity and an uptick in Santa Ana winds.

Los Angeles’ wildfires are still burning two weeks after they sparked — and the City of Angels could be in for deeper trouble as the hurricane-force winds that first fanned the flames return to the region.