San Mateo and Santa Clara counties were placed under an updated flash flood warning by the National Weather Service on Thursday at 3:11 a.m. The warning is in effect until 6:15 a.m.

The warning was in place for Kern County. "The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. A Flood Watch remains in effect until 4 p.m. Friday for a portion of central California," explains the NWS Hanford CA. The warning is in effect until 5 p.m.

A strong atmospheric river has arrived on the Central Coast and is bringing heavy rain, strong winds, and flooding concerns for the region. Here is the latest from Meteorologist Vivian Rennie.

Alameda and Contra Costa counties are included in a flash flood warning released by the National Weather Service on Thursday at 3:01 a.m. The warning is in effect until 6 a.m.

A storm system pushing through the Bay Area on Christmas Day triggered severe weather alerts, including flash flood warnings and tornado warnings.

Los Angeles County is included in a flash flood warning issued by the National Weather Service on Thursday at 8:53 a.m. The warning is in effect until 10:15 a.m.

Los Angeles has issued a flash flood warning for Lancaster, Palmdale, and Vincent amid heavy flooding in Southern California. The alert warns of dangerous roads, overflowing drains, and potential property damage.