Hours: Park opens Sun.-Fri. at 11, Sat. at 10, early June-late Aug.; Sat. at 10, Sun. at 11, early Apr.-early June (also Memorial Day) and late Aug.-late Sept. (also Labor Day). Lagoon A Beach opens daily at 11, Memorial Day weekend to mid-Sept. (weather permitting). Frightmares takes place late Sept.-late Oct.; phone for schedule details. Phone ahead to confirm schedule and closing times for both amusement and water parks.