SACRAMENTO, Calif.—California on Sunday braced for more severe weather after a week of torrential downpours and damaging winds killed at least 12 people in the past 10 days and knocked out power for hundreds of thousands of homes and businesses.
Forecasters with the National Weather Service warned that northern and central California were still in the path of a “relentless parade of cyclones,” promising little relief for the region until the middle of the week.
Two overlapping phenomena—an immense airborne stream of dense moisture from the ocean called an atmospheric river and a sprawling, hurricane-force low-pressure system known as a bomb cyclone—have caused devastating flooding and record snowfall over the past week….