No. 1 Dakota Valley vs No. 16 Madison, 7 p.m., Beresford High School

No. 2 St. Thomas More vs No. 15 Stanley County, 7 p.m., Douglas High School

No. 3 Winner vs No. 14 Red Cloud, 8 p.m., Kadoka Area High School

No. 4 Flandreau vs No. 13 Clark/Willow Lake, 7 p.m., Madison High School

No. 5 Tea Area vs No. 12 Sioux Falls Christian, 7:30 p.m., Sanford Pentagon

No. 6 Groton Area vs No. 11 Mount Vernon/Plankinton, 7:30 p.m., Redfield High School

No. 7 Sioux Valley vs No. 10 Hanson, 6 p.m., Sanford Pentagon

No. 8 Rapid City Christian vs No. 9 Lakota Tech, 7:30 p.m., Wall High School