The National Weather Service issued its highest fire weather alert level for portions of the Los Angeles area for Monday into Tuesday morning, as powerful Santa Ana winds return. Threat level: The "Particularly Dangerous Situation" Red Flag Warning indicates any fires that ignite could quickly grow out of control.

Southern California braces for a ferocious return of fire danger as the National Weather Service issues its most urgent warning for extreme fire weather.

With more critical fire weather this week in Los Angeles, the National Weather Service once again issued one of its strongest warnings possible.