Brandon Fields added 17 points for the Wolf Pack (15-8, 6-3 WAC).
Kemp had 20 points in the first half, including a 3-pointer with 14:25 to play that gave Nevada a 10-9 lead. The Wolf Pack did not trail again in the game. Kemp also scored the final six points of the half with a pair of 3-pointers and two free throws to give Nevada a 44-33 lead at the half.
The Wolf Pack stretched its lead to 24 midway through the second half as McGee and Kemp fueled a 14-4 run to make it 73-49 with 6:49 left. McGee scored 5 points, including two dunks and Kemp had 5 points, including a 25-foot 3-pointer to cap the run.
Hawaii cut the lead to 12 at 76-64 with 2:37 left on a layup by Gibson, but Nevada closed with a 12-4 run, capped by a pair of 3-pointers by Ray Kramer.
The Wolf Pack shot 61.2 percent from the field, including 11 of 17 on 3-pointers and held the Warriors to 44.1 percent shooting, including 4 of 17 on 3-pointers.