A Red Flag Warning that went into effect Monday for San Diego County mountains and valleys has been extended due to strong gusty winds and low relative humidity.

A red flag warning for San Diego County expired Wednesday evening as Santa Ana winds diminished, although dry conditions could still create concern for wildfires in the days to come, forecasters said.

This weekend's cool temperatures and higher humidity are expected to give way to more Santa Anas and a new red flag warning Monday.

As wildfires continued to burn in Los Angeles, several new fires broke out in San Diego County, prompting evacuation orders and warnings.

"A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly," the NWS said.

(Photo by Chris Stone/Times of San Diego) A red flag warning for critical fire danger, due to strong winds and low humidity, will remain in effect until 6 p.m. Wednesday for the San Diego County ...

SAN DIEGO (FOX 5/KUSI) — The National Weather Service has issued a Red Flag Warning for most of eastern San Diego County amid another round of Santa Ana winds. NWS on Sunday said Santa Ana winds ...

San Diego County — in the midst of one of the driest periods on record — will be lashed by unusually cold and expansive Santa Ana winds early Wednesday that could spark wildfires, snap trees ...

SDG&E crews are restoring power to areas of rural San Diego County today as blustery Santa Ana winds continued throughout ...

Red flag warnings have been issued in Southern California for 15 of the 23 days in January as of Jan. 23, 2025. Get top local stories in San Diego delivered to you every morning. Sign up for NBC San ...