KWTU is a non-commercial radio station in Tulsa, Oklahoma. It airs a classical music radio format, mostly from American Public Media's Classical 24, a nationally syndicated music service. KWTU is owned and operated by The University of Tulsa which also owns sister station 89.5 KWGS, an NPR news and information outlet. At night and on weekends, KWTU carries shows such as NPR's Performance Today and from orchestras including the New York Philharmonic and Chicago Symphony Orchestra.