NWS' 3:40 a.m. advisory indicates winds were blowing northeast at speeds between 25 to 35 mph, with gusts up to 60 mph.
After a night of rain that potentially aided firefighting efforts, the Border 2 Fire was 43% contained by Monday morning.
"A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly," the NWS said.
Firefighters continue to battle multiple blazes in Southern California while President Trump is set to visit Los Angeles to ...
A Red Flag Warning remained active for inland and mountain communities through Friday morning, which means it could be another busy day for local fire crews.