A drenching storm that brought California much-needed rain in what had been a dry winter wound down Friday after washing out Highway 1 near Big Sur, burying the Sierra Nevada in snow and causing muddy flows from slopes burned bare by wildfires.

The atmospheric river weather system that barreled ashore in Northern California early in the week rolled quickly through Southern California overnight and was moving east before dawn. Remnants unleashed occasional downpours and hail.