High Wind — Los Angeles County San Fernando Valley, California

2011-11-30 · Los Angeles County San Fernando Valley, California

Event narrative

A trained spotter in Glendale reported northerly wind gusts to 60 MPH.

Wider weather episode

On the evening of 30th, a strong north to northeast wind event developed across sections of Southern California as a cold front swept across the area. Widespread wind gusts between 60 and 70 MPH were reported across the mountains of Ventura county as well as the mountains and valleys of Los Angeles county from the evening of the 30th through December 1st. Widespread power outages were reported, especially across the San Gabriel Valley where over 350,000 residents lost power. In the city of Pasadena, significant wind damage was reported with at least 42 buildings red-tagged due to wind damage. Along with the power outages, numerous trees were uprooted or severely damaged from La Canada-Flintridge to Monrovia. Strong northerly cross winds at Los Angeles International Airport resulted in 23 flights being diverted to Ontario International Airport.

Source: NOAA Storm Events Database, event_id 353406. Narrative written by the NWS forecast office that issued the report.