Roads are a mess across Northern California as a storm moves through the region on Christmas. The main front of the system started passing through the region very early Wednesday morning, while another wave began early Thursday.

A flood watch remained for the Bay Area after the National Weather Service issued a flash flood warning overnight until 6 a.m.

A powerful Christmas week storm is dumping rain across Southern California, putting at-risk communities on alert and prompting evacuation warnings.

A powerful atmospheric river batters California with floods, mudslides, and outages as Gov. Newsom declares emergency in multiple counties.

A powerful Christmas Day storm battered the Bay Area and Central Coast with damaging winds, heavy rain and flash flooding, prompting multiple warnings and travel hazards across the region, forecasters said.

A record-setting Christmas storm battering Southern California brought rushing floods that have already killed at least three people.

The third and final round of a holiday storm will bear down on Southern California during one of the busiest travel days of the year.

Millions of people in the Northeast are under winter storm warnings for a threat of snow and ice expected to hit the region Friday into early Saturday.

Snowfall projections have jumped yet again for the major post-Christmas storm, with the latest National Weather Service map now showing up to 8 inches or more in several tristate communities.The newest forecast,

An atmospheric river storm was expected to bring up to 2 inches of rain to some parts of San Diego County before the weekend, with the heaviest rainfall expected on Christmas Eve, NBC 7 meteorologists said. Wednesday's downpours could fall at rates up to an inch per hour, particularly in North County, and thunderstorms are possible.