A sweeping flood watch stretching more than 800 miles along California’s coast and interior plains is in effect this week atmospheric rivers move through.

Southern California faced dangerous conditions as heavy rain soaked the region, raising the risk of floods and mudslides even after the storms slowed. Governor Gavin Newsom declared a state of emergency in six counties,

Another massive storm is sweeping across California. The National Weather Service issued a flash flood warning for San Francisco, which triggered an emergency alert.

Snow levels drop down to 4,500 feet by Thursday (3,500 feet in the Coastal Range) while rain (snow) and winds continue until the weekend (lingering mountain showers on Saturday and even Sunday). Cloudy, windy (SE 20/G40 MPH) and cold with an 90 percent chance of showers (1/4"-1/2")

An even more potent atmospheric river-fueled storm is on a collision course with California after a first storm triggered deadly flooding and evacuations over the weekend in Northern California.

Another atmospheric river-fueled storm lashed California on Christmas Day, setting records in parts of the state and keeping homes under evacuation orders amid the ongoing threat of life-threatening flooding and debris flows.

In case any evacuation orders or warnings become necessary, the Shasta County Sheriff's Office says that familiarity with one's Zone within the Genasys Protect system is crucial. This information can

Forecasters have warned that with the ground already soaked it will take less rain now to trigger significant damage.

Heavy rain is flooding highways in Northern California. Water surged over roads, trapping cars and killing at least one person near Redding. That area got almost five inches of rain in just 24 hours.