The National Weather Service issued a Red Flag Warning starting Monday for San Diego County's inland valleys and mountains.

A "Particularly Dangerous Situation" warning remains in effect as strong winds cause extreme fire danger in Southern California.

Officials warn the peak of the Santa Ana winds have been pushed back by about a day from the original timeline.

Another wave of Santa Ana winds arrive Saturday, likely generating gusts over 40 mph throughout the Inland Empire going into Sunday.

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

The potentially hazardous conditions are expected Tuesday afternoon through Wednesday in Los Angeles and Ventura counties, according to the NWS.

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

The latest Santa Ana winds will return Monday, with the strongest gusts expected Monday night into Tuesday morning, as Los Angeles fires continue to burn.

Firefighters made progress battling back the deadly Los Angeles blazes overnight into Saturday, Jan, 18. as President-elect Donald Trump said he likely will visit the fire-torn areas next week. “I will be, probably, at the end of the week,” Trump told NBC News in an interview on Saturday.

National Weather Service offices across Southern California are warning residents of an increase in weather conditions that are conducive to rapid fire growth. Meteorologists are most concerned about conditions from Monday afternoon through Wednesday morning when winds will be at their peak and relative humidity will be low.

Nearly 100,000 San Diegans could loose power during the next round of power shutoffs after the National Weather Service issued another Red Flag Warning for the region for Monday and Tuesday as