The fires come as San Diego County mountains and valleys, along with other parts of Southern California, remain under a red flag warning.

Less than two weeks after the Los Angeles County fires wreaked havoc, San Diego County was met with multiple brushfires.

At least 27 people have died in the Eaton and Palisades fires, the Los Angeles County Medical Examiner said Thursday evening. Seventeen of the deaths are from the Eaton Fire in Altadena and 10 from the Palisades Fire, according to the medical examiner.

Firefighters are responding Wednesday to a brush fire in Rancho Bernardo. The fire started around 8:55 a.m. near Bernardo Center Drive and Camino del Norte, according to San Diego Fire-Rescue, which was responding alongside Poway Fire.

Over 1,100 firefighters were “strategically pre-positioned” across Southern California to address "ongoing critical fire weather," Cal Fire said.

A brush fire that broke out near the UC San Diego campus was brought under control on January 23, the fire department said.Footage shows firefighters working to control the blaze after powerful Santa Ana winds swept across San Diego County.