Memo Diaz with his first game-winner of the season, Rebels up to 13 points in conference play.
Danny Musovski posted his second five-point game of the season in the victory.
UNLV takes on Air Force, Houston Baptist, looking to remain in the top six in the league.
Potential game-winner ruled to have come just after the contest reached full-time.
Free tailgate party with live music from Little Dynamite starts at 5 pm.
UNLV is back in action Friday against Grand Canyon.
Extra time allows UTRGV just enough for game-winning score.
UNLV looks to remain undefeated in WAC play.
Rebel junior posted seven points over the weekend.
UNLV has outscored its two WAC opponents by a 7-1 score.