With the strongest of the winds in the inland valleys and mountains of San Diego County on Monday night through Tuesday morning, the highest wind gusts of 102 mph were recorded in Sill Hill, near Julian. This is a typical wind-prone area in the mountains known for exceptionally high wind gusts, offshore and onshore.

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

An uptick in Santa Ana winds Wednesday afternoon through Thursday, combined with critically dry vegetation and low humidity, will result in elevated to locally critical fire weather conditions in County through late Thursday.

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

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

Wildfires in Southern California prompt evacuations and school closures as Santa Ana winds exacerbate conditions. Communities remain on high alert.- Watch Video on English Oneindia

Wildfires in San Diego have led to mandatory evacuations in the area on Tuesday. Officials tell FOX News that two wildfires are burning in San Diego County, with strong Santa Ana winds creating "dangerous fire conditions." RELATED: Why are winter wildfires happening in Southern California?

A high wind warning was issued by the NWS San Diego CA on Wednesday at 12:04 p.m. valid for Thursday between 6 a.m. and 6 p.m. The warning is for San Bernardino and Riverside County Valleys-The Inland Empire,

Forecasters say weaker winds will hit on Saturday night and Sunday, and that there will be no relief until the county gets rain.

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.

Forecasters say the moisture will do virtually nothing to tamp down the threat of wildfires in a region starving for rain.