The National Weather Service (NWS) is warning that heavy rainfall could produce flash flooding across eight states, potentially impacting millions of people. The NWS posted on Facebook on Sunday afternoon to alert people in California,

On Sunday at 2:28 p.m. the NWS Hanford CA issued a flash flood warning in effect until 5:30 p.m. for Tulare County.

A flash flood warning is in place Saturday for a portion of the Charleston area. Heavy rain associated with a stalled front has prompted flooding across the Lowcountry. The flash flood warning includes portions of West Ashley,