Forecasters expect Wednesday will be noticeably windier than Tuesday and firefighters warned that vegetation is critically dry.

Californians in the greater Los Angeles area have been on edge due to high winds and dry conditions. The Palisades and Eaton fires have killed at least 25 and destroyed thousands of homes.

A red flag warning has been issued through Wednesday in Southern California because of potentially dangerous fire conditions.

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.

A map by the National Weather Service (NWS) shows California under both freeze and red flag fire danger warnings. Why It Matters. Southern California has been ravaged by wildfires

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

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.

Winds will gain strength Monday when a red flag warning goes into effect for parts of Southern California ahead of an more severe fire weather warning as two large wildfires burn in Los Angeles ...

The National Weather Service issued a red flag warning for the area, with a "Particularly Dangerous Situation" warning in effect until Wednesday afternoon. "Severe fire weather conditions will ...

Cal Fire crews are responding to the scene of a brush fire in Ramona that broke out early Tuesday morning, threatening at least one structure.

This will result in a cooling trend through the weekend with higher humidities. However, a red flag warning remains in effect through 3 p.m. Thursday for the Santa Susana Mountains, Interstate 5 ...