Southern California is facing fierce fires fueled by the Santa Ana winds, which threaten homes and put firefighters to the test.

Answer: The Santa Ana winds have everything to do with weather. It starts with a high-pressure area over the Great Basin. That’s a huge area, spanning much of Nevada, Utah and parts of California, Idaho,

A rare Particularly Dangerous Situation warning has been issued for Southern California as a powerful and potentially damaging Santa Ana wind event​ is expected.

(KWTX) -One of the major factors that made the January Los Angeles fires so devastating was the very strong Santa Ana winds. This week we are talking with Alex Tardy, the Warning Coordination Meteorologist at the National Weather Service office in San Diego,

For the latest updates on the LA and San Diego fires, follow USA TODAY's coverage for Wednesday, Jan. 22. SAN DIEGO — Multiple wildfires broke out in San Diego County on Tuesday, prompting evacuation orders,

The Santa Anas are expected to be most powerful Monday night into Tuesday. Fire services across the region say they are ready.

Santa Ana winds finally delivered a big, direct hit on San Diego County Tuesday, gusting as high as 102 mph in the backcountry where a touch of long-overdue rain could arrive this weekend.

Since Jan. 8, one wave after another of fierce Santa Anas have blown through Southern California. Thus far, the San Diego area has escaped the devastation seen in the Los Angeles areas by wind-whipped blazes that leveled homes and forced evacuations.

The Santa Ana winds are dry, powerful winds that blow down the mountains toward the Southern California coast. The region sees about 10 Santa Ana wind events a year on average, typically occurring from fall into January. When conditions are dry, as they are right now, these winds can become a severe fire hazard.

Southern California will continue to face "dangerous fire weather conditions" including strong Santa Ana winds and extremely low humidity through later this week, forecasters said Tuesday.

Warm and dry conditions will persist through Thursday as another Santa Ana pattern develops, bringing gusty northeast winds to Los Angeles and Ventura counties. Asignificant cooling trend will begin Friday and continue through the weekend as a cold storm system moves over the region.

A critical fire threat will continue across County as Santa Ana winds and dry conditions persist through early Friday, according to the National Weather Service.