2017-18: Redshirted the season due to NCAA transfer rules.
2016-17 (SMU): Played in 29 games during his true freshman season at SMU as the Mustangs won program record 30 games en route to winning the American Athletic Conference regular-season and tournament titles and making an appearance in the NCAA Tournament... on a team loaded with senior leadership, highlights of McDowell’s rookie season included four points, three assists and a rebound in the AAC-clinching win against Memphis (Mar. 4); five points, a rebound and an assist in a win versus East Carolina (Feb. 1); and seven points, two rebounds and two assists in a win versus McNeese (Dec. 14).
High School: McDowell prepped at Southeast High School in Oklahoma City... as a senior, was named First Team All-State by the Oklahoma Coaches Association... as a junior, he averaged 29 ppg and was named the 2015 All-City Conference Player of the Year... also played for USA East Coast on a basketball tour in Italy in the summer of 2016.