LAFD Chief Kristin Crowley said the department has staffed all available resources and fire patrols and engines are being strategically placed in the high-fire risk areas of the city.

Red flag criteria is generally when relative humidity is at 15% or less, combined with sustained winds and/or gusts of 25 mph or greater. Both of these conditions must occur simultaneously for at least 3 hours in a 12 hour period, according to the NWS.

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 firefighters struggle to gain control of massive and deadly wildfires that are raging across parts of the Los Angeles area, the region is once again bracing for the potential of new fires and for current ones to intensify as a new storm system heads for the state.

The National Weather Service has issued a Red Flag Warning for most of San Diego County amid another round of Santa Ana winds.

The National Weather Service has issued a Red Flag waning for a wide swath of Southern California as Santa Ana winds are expected to bring dangerous fire weather to the region later this week.

A red flag warning has been issued through Wednesday in Southern California because of potentially dangerous fire conditions. The National Weather Service issues red flag warnings when threatening wildfire conditions are more likely.

Dry and windy conditions are in the forecast Monday and through mid-week in San Diego County, with critical fire weather expected for valleys, coastal mountain slopes, and chances of light rain west of the mountains next weekend,

San Diego County has slipped back into severe drought conditions, with a new round of Santa Ana winds and critical fire weather conditions exacerbating the risk for wildfires to spread rapidly.

The area under the latest warning stretches from San Luis Obispo through Los Angeles to San Diego and the Mexican border.