Capitola Wharf damaged by heavy storm waves is seen in Santa Cruz, California, US, Jan, 2023, in this screen grab obtained from a social media video. (KELLY POUND / REUTERS)

Torrential downpours and damaging winds left hundreds of thousands of homes and businesses without power in California late on Sunday as the area braced for the next onslaught of severe weather.

More than 330,000 homes and businesses were reported to be still without power in California as of 3:08 ET (8:08 GMT) on Sunday night, according to data from PowerOutage.us.

More than 330,000 homes and businesses were reported  without power in California

At least six people have died in the severe weather since New Year's weekend, including a toddler killed by a fallen redwood tree crushing a mobile home in northern California.

READ MORE: 'Once-in-a-lifetime' blizzard kills at least 27 in western NY

Forecasters have meanwhile warned yet another "atmospheric river" of dense, moist tropical air will clobber California on Monday with rain and mountain snow.

An NWS weather alert on Saturday warned that the cumulative effect of successive heavy rain storms since late December could bring rivers to record high levels and cause flooding across much of Central California.