The L.A. region is in for some rollercoaster weather this week.
The National Weather Service is sounding the alarm for damaging and harmful winds heading toward portions of Los Angeles and Ventura counties, two weeks after the start of the historic fires that have devastated the region.
A “particularly dangerous situation” red flag warning — the sternest of the weather service’s fire weather alerts — will be in effect between noon Monday and 10 a.m. Tuesday. In addition, an advisory for windblown dust and ash advisory will be in effect until 10 p.m. Tuesday…