Three players scored in double figures and visiting Kelso made enough plays down the stretch to hold off the Thunder.
Carly Holboke scored 30 points for Mountain View, which fell behind early. The Thunder were within four points with less than three minutes to go, but Kelso was able to get to the basket and to the foul line to finish the victory.
Taylor Pritchett and Jamilee Iddings scored 13 apiece for Kelso, and Natasha Marith had 12 points.
KELSO 63, MOUNTAIN VIEW 53
KELSO — Natasha Marith 12, Kailynn Rae 5, Kylynne Whitright 5, Sorensen 3, Loryn Musgrove 1, Taylor Prichett 13, Jamilee Iddings 13, Kalena Gustin 2, Richards 9, Leach 0. Totals 25 (5) 8-16 63.
MOUNTAIN VIEW — Carly Holboke 30, Raina Shadle 9, Sarah Pongon 0, Emma Duchesne 7, Melisa Ljuca 2, Bailey Gaspar 0, Bailey Lindsley 5. Totals 22 (5) 6-11 53.