As the destructive wildfires continue to burn in Los Angeles County, weather officials have issued a new series of red flag warnings with another round of Santa Ana winds once again expected to slam the region.

Red flag criteria is generally when relative humidity is at 15% or less, combined with sustained winds and/or gusts of 25 mph or greater. Both of these conditions must occur simultaneously for at least 3 hours in a 12 hour period, according to the NWS.

A red flag warning is in effect for parts of Santa Barbara County from 4 a.m. Tuesday to 6 p.m. Wednesday due to the forecast of strong winds, low