For Laguna Beach, the unofficial end of summer is arriving with another reminder that the Pacific has been anything but quiet this season. A powerful, hurricane-generated swell is expected to hammer Southern California through Labor Day weekend, with Laguna Beach officials warning of surf reaching 10 feet and potentially dangerous conditions along the city’s famously rugged coastline. “Surf as big as 10 feet is expected, starting on Saturday and going all the way through Monday,” Laguna Beach Marine Safety Chief Kai Bond said. “You can expect large waves in an incredibly hazardous ocean during this swell event.” (See the video here and below). View this post on Instagram The warning carries extra weight after a summer of unusually powerful southern swells, erosion, and tragedy in Laguna. On June 9, 5-year-old Amada Mia Brown was swept into the ocean near Treasure Island Beach when powerful surf pulled her, her mother and her brother from the shoreline.…