Smithton opened the Leeton Tournament with a 67-36 win over Chilhowee on Monday.
Kaley Snapp led Smithton with 20 points, six rebounds, seven assists and six steals. Mariah Cairer had 26 points and 12 rebounds. Bethany Freel added 14 points and eight assists.
Smithton (4-13) will face top-seeded Crest Ridge in the semifinal at 9 p.m. Wednesday.