Park Hours Park Hours Weather Check Weather Coordinates 39.472517, -91.794533 Park HoursFor temporary closures related to weather, stewardship activities and maintenance, as well as temporary trail closures, click here to visit our Park and Site Status Map. Park Grounds: Sunrise to 10 p.m., year-round Park Office hoursApril through October (on-season) 10 a.m. to 4 p.m., Tuesday through Saturday Closed Sunday and Monday November through March (off-season) 10 a.m. to 4 p.m., Friday and Saturday Closed Sunday through Thursday Beach hoursSeason: May 23 to Sept. 1 Sunrise to sunset
