That’s leading to the creation of mountain waves, which arise when strong winds blow perpendicular to a mountain range. The waves shoot down the coastal side of the mountains, gaining speed along the way, and are more casually referred to as simple Santa Ana winds.

Dire warnings have been issued for the Los Angeles area, with a dangerous threat for the strongest wind event in more than a decade. Outages and extreme fire behaviours are major risks

San Diego Gas & Electric began public safety power shutoffs Tuesday as San Diego County braces for a Santa Ana wind event and Red Flag Warning.

The National Weather Service has issued a Red Flag Warning for San Diego County due to high winds and low humidity.

The National Weather Service Los Angeles has issued a Red Flag Warning for the Santa Barbara County Mountains and Eastern Santa Ynez Valley Mountain Range. Red Flag Warning Duration: 4:00 a.m. Tuesday,

Weather officials have issued a red flag warning for parts of Southern California as extreme fire conditions increase.

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 and knock out power,

Just months after dozens of structures were destroyed by the devastating Mountain Fire in Ventura County, residents are once again on edge with another strong Santa Ana wind event bearing down on Southern California.