DeAngelo Jones scored with 11.3 seconds left in the second overtime to lift Northern Arizona to an 86-85 win over Portland State on Thursday night.
Chris Harriel hit a shot with 33.8 seconds left to give the Vikings (10-16, 5-8 Big Sky) a one-point lead before Jones converted his game-winning layup.
Cameron Jones scored 26 points to lead the Lumberjacks (12-13, 6-8), who ended a four-game losing streak. Gabe Rogers added 20 points.
Dominic Waters led Portland State, which lost its fourth in a row, with 29 points.
The Lumberjacks have gone to overtime in three of their past four games.