Floods turned deadly in Northern California as the latest atmospheric river slammed the region over the weekend, dropping nearly a foot of rain in some places. Meanwhile, more heavy rain and flooding are forecast to persist and expand into Southern California through the Christmas holiday week.

At least one person has died in Redding, California, because of the torrential rain and significant flooding as the state braces for worsening conditions this week. Redding Mayor Mike Littau confirmed the death in a Facebook update Sunday night.

At least one person drowned in Redding on Sunday as heavy rainfall and flooding hit Northern California. Southern California is expected to see multiple days of heavy rain this week.

Parts of California are bracing for a series of rain and wind events over the next week as back-to-back atmospheric rivers move through the state.

The Pineapple Express storm heading towards Southern California just in time for Christmas is only getting worse.

A powerful Pineapple Express storm could end up delivering a wet, white and potentially wild Christmas to California, with the possibility of snow in the Sierra and plenty of rainfall across the Southland.

Back-to-back atmospheric rivers will bring rain, wind, and snow to California, creating travel challenges through Christmas week.