Click here for more information about interpretive programs. Park Hours Park Hours Weather Check Weather Coordinates 37.607778, -93.736944 Park HoursFor temporary closures related to weather, stewardship activities and maintenance, visit our Park and Site Status Map. Park Grounds Sunrise to sunset, year-round Park Office hours8 a.m. to 4:30 p.m. Monday through Friday year-roundBeach hoursBeach closed for the season