| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| May 31, 1999 | 7–10 | Athletics +3 | Athletics +0.4 | Regular Season | |
| May 31, 1999 | 3–4 | Rangers +1 | Rangers +0.8 | Regular Season | |
| May 31, 1999 | 6–10 | Mariners +4 | Mariners +0.4 | Regular Season | |
| May 31, 1999 | 3–2 | Twins +1 | Angels +0.9 | Regular Season | |
| May 31, 1999 | 1–3 | Braves +2 | Braves +1.2 | Regular Season | |
| May 31, 1999 | 8–5 | Diamondbacks +3 | Diamondbacks +0.3 | Regular Season | |
| May 31, 1999 | 3–4 | Phillies +1 | Giants +0.3 | Regular Season | |
| May 31, 1999 | 5–2 | Cardinals +3 | Cardinals +0.5 | Regular Season | |
| May 31, 1999 | 2–8 | Brewers +6 | Padres +0.2 | Regular Season | |
| May 31, 1999 | 4–5 | Pirates +1 | Dodgers +0.3 | Regular Season | |
| May 31, 1999 | 7–8 | Red Sox +1 | Red Sox +1.2 | Regular Season | |
| May 31, 1999 | 5–3 | Reds +2 | Mets +0.5 | Regular Season | |
| May 31, 1999 | 7–1 | Guardians +6 | Yankees +0.8 | Regular Season |