St. Mary's Ice Arena is an indoor arena located on the campus of St. Mary's University in Winona, Minnesota. The facility is home to the St. Mary's Cardinals men's and women's ice hockey teams of the Minnesota Intercollegiate Athletic Conference. The arena seats approximately 850 people. The arena is slightly smaller that an Olympic sized rink. The arena was an outdoor artificial rink until 1982. In January of 1983 the university had an inflated air bubble installed over the ice sheet. The arena received walls in 1987 and the interior was completed in 1994. The Regan Lobby was added in 2001.