[9] The Southwest Girls swim and dive team has won four state championships, including a three-peat from 2016 to 2018.

[12] The Southwest Science Olympiad team has, since 2008, won ten out of eleven state championships, each annually qualifying them for the national tournament.

[15] In 2018, the Girls golf team won state championship in the first round of competition, finishing with a seventeen stroke lead.

Though these groups are operated inside of the school, they are not directly affiliated with Southwest or its vocal music program.

[18] In 2018, the Silver Hawks was first team in Nebraska to lose their first game in the double-elimination tournament to come back and win a state title.