Dry conditions, gusty winds, and low relative humidity are all hitting San Diego County at the same time leading to critical fire concerns for the region.

San Diego fire crews have deployed resources to help in the firefight against several major wildfires in the Los Angeles area that have destroyed hundreds of homes, forced thousands to evacuate and killed at least 2 people.

Santa Ana winds are one of the nation's most notorious wind events and an ongoing weather hazard in Southern California.

Multiple fires in the Los Angeles area grew with dizzying speed on Tuesday and Wednesday, killing at least five people and causing tens of thousands to evacuate.