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.

"If fire ignition occurs, conditions are favorable for very rapid fire spread and extreme fire behavior," the NWS warns.

The National Weather Service in San Diego warns that more strong gusty winds and low relative humidity will take hold by the afternoon, conditions that should continue through Wed

SAN DIEGO (FOX 5/KUSI) — The National Weather Service has issued a Red Flag Warning for most of eastern San Diego County amid another round of Santa Ana winds. NWS on Sunday said Santa Ana winds ...

Nearly 60,000 SDG&E customers in numerous parts of the county are being warned to prepare for potential Public Safety Power Shutoffs with a Red Flag Warning taking effect Monday afternoon.

The National Weather Service on Wednesday extended the wildfire warning through the end of the week for much of East County.

The National Weather Service has issued a Red Flag Warning for San Diego County due to high winds and low humidity.

A Red Flag Warning went into effect at 4 a.m. Wednesday for portions of San Diego County as Santa Ana winds began to peak.

Calmer or no winds also contribute to better conditions. Strong winds give oxygen to flames and can dry out vegetation, making it more combustible. While fires will continue even with no wind, they don’t spread as easily, making it easier for firefighters to put it out or for firefighting planes to fly overhead.

Santa Anas winds blustered the inland valleys and mountains Thursday amid a continued Red Flag Warning, with some areas in the region experiencing wind speeds over over 75 mph.

There may be some potential respite from the low humidity with some light rain west of the mountains next weekend, but then the region will return to dry, clear weather, forecasters said.