The 2018 Mountain West Conference men's basketball tournament was the postseason men's basketball tournament for the Mountain West Conference. It was held from March 7–10, 2018 at the Thomas & Mack Center on the campus of University of Nevada, Las Vegas, in Las Vegas, Nevada. San Diego State defeated New Mexico in the championship game to win the tournament receive the conference's automatic bid to the NCAA tournament.
Seeds All 11 MW schools were eligible to participate in the tournament. Teams were seeded by conference record, with a ties broken by record between the tied teams followed by record against the regular-season champion, if necessary. As a result, the top five teams receive a bye to the quarterfinals of the tournament. Tiebreaking procedures will remain unchanged from the 2017 tournament:
Record between the tied teams Record against the highest-seeded team not involved in the tie, going down through the seedings as necessary Higher RPI: Head-to-head
SeedSchoolConfTiebreaker1Nevada15–32Boise State13–53New Mexico12–64Fresno State11–72–0 vs San Diego State5San Diego State11–70–2 vs Fresno State6Wyoming10–87Utah State8–102–0 vs UNLV8UNLV8–100–2 vs Utah State9Air Force6–1210Colorado State4–1411San Jose State1–17
Schedule GameTimeMatchupScoreTelevisionAttendance First round – Wednesday, March 7111:00 amNo. 8 UNLV vs. No. 9 Air Force97–90 OTStadium4,99421:30 pmNo. 7 Utah State vs. No. 10 Colorado State76–6534:00 pmNo. 6 Wyoming vs. No. 11 San Jose State74–61 Quarterfinals – Thursday, March 84NoonNo. 1 Nevada vs. No. 8 UNLV79–74CBSSN6,75352:30 pmNo. 4 Fresno State vs. No. 5 San Diego State52–6466:00 pmNo. 2 Boise State vs. No. 7 Utah State75–787,13878:30 pmNo. 3 New Mexico vs. No. 6 Wyoming85–75 Semifinals – Friday, March 986:00 pmNo. 1 Nevada vs. No. 5 San Diego State73–90CBSSN8,22498:30 pmNo. 3 New Mexico vs. No. 7 Utah State83–68 Championship – Saturday, March 10103:00 pmNo. 3 New Mexico vs. No. 5 San Diego State75–82CBS8,456 Game times in PT. Rankings denote tournament seeding.
Bracket
* denotes overtime period
See also 2018 Mountain West Conference women's basketball tournament
References