Seasonal Santa Ana winds will blow across Southern California Wednesday, creating a high wildfire danger in parts of Orange County and the Inland Empire while having far less impact on the parched landscape of San Diego County, the National Weather Service said.

The National Weather Service has issued advisories for strong Santa Ana winds and Red Flag Warnings in Southern California.

A round of Santa Ana winds is increasing fire danger across San Diego County this week, prompting possible power shut-offs and some school closures. The "first, most widespread and strongest" winds of the season were expected through Friday,

Following a mild and calm Tuesday, stronger Santa Ana winds are forecast to develop midweek, intensifying on Wednesday and Thursday, forecasters said.

San Diego braces for strong Santa Ana winds, with Red Flag and High Wind Warnings in effect due to heightened fire risks.

Gusty Santa Ana winds are expected to return Wednesday and continue into Thursday, bringing with them elevated fire risk, officials said.