California’s Wild Storm: the Fujiwhara Effect, a Bomb Cyclone, Even Landspout, Tornado Warnings

Even on the heels of an unusual winter of intense rain, wind and snow, the storm that slammed California on Tuesday came with some surprising conditions.

The storm was marked by powerful winds in the Bay Area and other parts of Central and Northern California that downed trees, created treacherous commuting conditions, broke windows in downtown San Francisco and caused power outages.