The last time it was this dry in January, there were barely more than 500 people in San Diego. The year was 1850, and only a quarter-inch of rain had fallen in six months. It made the region ripe for wildfire — but that wasn’t much of a concern. The city’s population was clustered along the coast, far from the backcountry, where most fires burned.

Much of inland San Diego County was whipped yet again by a strong Santa Ana wind event Monday into Tuesday, contributing to risky fire conditions as the region remains bone-dry.

The National Weather Service has extended a Red Flag Warning until Friday morning for San Diego County's inland valleys and mountains.

San Diego County remains under the grip of another round of moderate to strong Santa Ana winds, paired with extremely dry air, elevating critical fire weather concerns.

Red flag warnings are in effect until Thursday for parts of Los Angeles, Ventura, San Diego, due to low humidity and an uptick in Santa Ana winds.

Scores of residents were urged to flee as fast-moving fires hurtled through bone-dry brush in Bonsall and Mission Valley Tuesday

Dangerous conditions continue to develop in San Diego County, with red flag warnings and strong winds increasing the wildfire threat. The National Weather Service issued red flag warnings until 8 p.m. Thursday for inland valleys and mountain areas, with winds expected to reach 30 to 45 mph with gusts of 60 to 75 mph.

Southern California residents are facing new threats after rain fell over neighborhoods most impacted by recent wildfires.Much-needed rain fell in the Los Angeles area on Saturday and showers are expected to continue on Sunday,

California officials warn of flood risks from rain after Trump adds conditions to LA disaster aid: Live - Seven fires are still raging across Southern California and have consumed more than 57,000 acr

LOS ANGELES (AP) — Winds picked up on Tuesday in Southern California and at least a couple of new wildfires broke out as firefighters remained on alert in extreme fire weather two weeks after two major blazes started that are still burning in the Los Angeles area.

As of 11:40 a.m. Friday, the Border 2 Fire had burned 5,389 acres and was 10% contained, according to CalFire.