The particularly dangerous situation alert is relatively new to Southern California but has been issued before the recent wildfires that have caused devastation across LA County.

The National Weather Service's Los Angeles page screams “Particularly Dangerous Situation (PDS)” in hot pink letters against a gray background in a rare warning aimed at seizing attention ahead of extreme wildfire risk that's predicted to start in Southern California at 4 a.

OXNARD, Calif.-When meteorologists issues PDS alerts they want people to pay attention and take action. PDS stands for Particularly Dangerous Situation

The particularly dangerous situation alert is relatively new to Southern California but has been issued before the recent wildfires that have caused devastation across LA County. Tom Wait reports.

Millions of Southern Californians were on edge as a final round of dangerous fire weather was forecast for the region on Wednesday, along with a rare warning of a “Particularly Dangerous Situation” for an area near where two massive blazes have killed at least 25 and destroyed thousands of homes.

Fire officials advised residents in high-risk areas to just leave home – and not wait for formal evacuation orders ― if they sense danger.

A rare alert called a "Particularly Dangerous Situation" is in effect Wednesday for parts of fire-ravaged southern California. The National Weather Service initially issued the warning for Tuesday but extended it after Tuesday’s conditions were less hazardous than expected.