Santa Ana winds will hit the Los Angeles area yet again this week, bringing extreme risk of rapid fire spread as the region continues to tamp out deadly wildfires that ignited under similar conditions earlier this month.

With the PDS warning, officials said Monday that residents should be prepared to leave immediately as the critical fire danger weather ramps up.

This is the third PDS warning issued within 14 days in the greater Los Angeles area, which is "unprecedented" for the region, according to the National Weather Service.

Here's a guide to understanding "particularly dangerous situation" red flag warnings, containment, and other terms related to the devastating fires that have left much of the LA area in ruins.

As wildfires rage near Los Angeles, claiming lives and homes, residents cling to hope for a wind shift. With damages projected to reach up to $275 billion, the devastation is immense, but a change in weather may offer a glimmer of relief amidst the chaos.