Watson, a senior point guard, is already the school's career steals leader, and is five away from setting Whitehall's single-season record
The Tigers finished the season with a 13-7 record and a Division 4 district championship
The Big Reds pulled within three points early in the fourth quarter, but Northview dominated down the stretch to gain the victory
The Bulldogs now move on to play Pewamo-Westphalia in Wednesday's regional championship game
Whitehall will next face either Grand Rapids Catholic Central or Grand Rapids Christian in the regional finals
The junior guard is averaging 17.3 points per game, helping the Eagles to a 24-0 record and a berth in Tuesday's D3 state quarterfinals
The Tigers, who won district and regional titles despite having a 5-8 regular season record, will play Adrian Lenawee Christian on Tuesday in the Division 4 state quarterfinals
The Vikings, who also captured the West Michigan Conference championship this season, won their first district title since 2007