'Rocks the size of frozen turkeys' tumbled down Canyonside Road in La Crescenta during Monday's storm, says the father of Dashel Dupuy, the 13-year-old who shot this amazing video. It's a mini-lesson in why the authorities are so concerned about the potential for debris flow out of the Station Fire burn zone.

The National Weather Service's special weather statement late today warns of new storms coming in Wednesday and Thursday: "these systems are moving rapidly across the Pacific Ocean...powered by a 200 MPH jet stream which will pick up moisture along the way into Southern California." For an expert's layman explanation about why the NWS can be so certain of what's coming, the scientist blogger at Bad Mom, Good Mom describes the workings of the "storm gate" open over the Pacific right now.