A red flag warning remains in effect Tuesday for the mountain and valley areas of Los Angeles, Ventura and Orange counties, with forecasters saying strong winds and low humidity threaten to give rise to wildfires.
Low humidity and high winds have prompted a red flag warning Wednesday for a vast portion of Southern California.
Southern California fire officials have increased staffing levels because of a red flag warning announced for areas in Orange, San Diego, San Bernardino and Riverside counties.
The warning, issued for the mountains of Los Angeles and Ventura counties, will be in effect from 6 a.m. Wednesday to 10 a.m. Thursday.
Warm temperatures and windy conditions prompted the National Weather Service to issue a Red Flag Warning Wednesday.
Red flag warnings are expected to go into effect on Monday for parts of the Southland as a result of a combination hot temperatures and low humidity.