The Colby Hornet Girls lost a first-half lead and fell by one to Marathon 77-76.
Colby stats were not available at this time.
Marathon had five players in double figures led by Kyli Blume with 26, Allison Wokatsch added 16, Bradyn Free added 13, Elizabeth Bohem added 12 and Hope Krautkramer added 10.
Colby falls to 13-8 overall, they stay in 3rd place in the Cloverbelt East, they will play at an opponent to be determined for their crossover game on Thursday night.