This research mainly explored the flow experiences of morning swimmers who are defined as serious leisure in hobbyist type. There are 10 interviewees and they had deeply swimming behavior. The results of the research show most of them are satisfied with their skills. However the subject to accord with characteristic of flow there are clear goals and feedback, the merging of actions and awareness, concentration on the task at hand, a sense of potential control, the transformation of time and the autotelic experience. The interviewees feel the experience of the pleasant swimming including motive power, achievement, hard ware equipments, sanitation condition, reasonable fare, amenity, healthy index, and making good friends. But the subject not one and all in the loss of self-consciousness characteristic of flow and the choose challenge activity characteristic of flow almost no body do it.