LOS ANGELES - Emergency officials in California's San Luis Obispo County spent early Friday patrolling levies and swollen rivers after an atmospheric river storm drenched the already-saturated state with torrential rain, raising the flooding risk in some areas. As much as 5 inches (13 cm) of rain has already fallen in some spots across the county, with some seeing as much as 7 inches. In higher elevations of the coastal county, which sits roughly midway between Los Angeles and San Francisco, as much as 15 inches of rain may fall, the National Weather Service said as it issued a flash flood warning. U.S. President Joe Biden on Friday declared an emergency in ...Keep on reading: California concerned over flooding potential after heavy rains