A particularly dangerous situation red flag warning is in place from noon Monday to 10 a.m. PT Tuesday for a large portion of ...

A red flag warning has been issued through Wednesday in Southern California because of potentially dangerous fire conditions.

"If fire ignition occurs, conditions are favorable for very rapid fire spread and extreme fire behavior," the NWS warns.

Red flag warnings tell other agencies, like fire and transportation departments, that it's time to staff up and prepare to respond to fast-moving fires. But they're also intended to put the public on ...