Nearly 100,000 San Diegans could loose power during the next round of power shutoffs after the National Weather Service issued another Red Flag Warning for the region for Monday and Tuesday as Santa Ana winds return.

A red flag warning due to wildfire danger will be in effect from 10 a.m. Monday to at least 10 p.m. Tuesday for inland valleys and mountain areas throughout the county, according to the National Weather Service.

The National Weather Service issued a Red Flag Warning starting Monday for San Diego County's inland valleys and mountains.

A red flag warning has been issued for the Inland Empire and some cities in the Coachella Valley as strong gusty winds and low humidity are expected early next week. The warning is in effect from 10 a.

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

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

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 County mountains and inland valleys.

"If fire ignition occurs, conditions are favorable for very rapid fire spread and extreme fire behavior," the NWS warns.

A red flag warning has been issued through Wednesday in Southern California because of potentially dangerous fire conditions.

Cal Fire crews are responding to the scene of a brush fire in Ramona that broke out early Tuesday morning, threatening at least one structure.

San Diego County, which is 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

On Saturday at 12:54 p.m. the NWS San Diego CA issued a red flag warning valid from Monday 10 a.m. until Tuesday 10 p.m.