Padres Complete Sweep Over Mariners with 8-3 Victory
Sunday, May 17, 2026, 7:20 PM ET · T-Mobile Park
San Diego Padres 8, Seattle Mariners 3, final. Our MLB picks are sealed as a hash before kickoff and settled in public, losses included.
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Quick answers
Who won San Diego Padres vs Seattle Mariners?
San Diego Padres beat Seattle Mariners 8-3 at T-Mobile Park on May 17, 2026.
Who was favored in San Diego Padres vs Seattle Mariners?
Seattle Mariners were the favorite at DraftKings, moneyline -153 (about 60% implied). The underdog won.
In a decisive matchup at T-Mobile Park, the San Diego Padres triumphed over the Seattle Mariners with a final score of 8-3, completing a three-game series sweep. The Padres showcased their offensive prowess, particularly in the sixth inning, where they scored five runs to break the game open. The victory not only highlights the Padres' strong form but also underscores the Mariners' struggles at home.
The Mariners entered this game with a home record of 22-26 and had been on a downward trend, losing their last two games, including a 0-2 defeat to the Padres just a day prior. Over their last ten games, the Mariners had a record of 4-6, averaging 3.9 runs scored and allowing 3.5 runs per game. In their last five games, their scoring average dipped to 3.4 runs, with a record of 2-3. The Mariners have struggled at home, posting a home record of 1-3 in their last four games.
On the other hand, the Padres, with an away record of 28-18, came into this game looking to build on their recent success. They had a mixed record of 4-6 over their last ten games but managed to secure a win in this matchup, snapping a streak of inconsistency. Their scoring average during this stretch was 2.6 runs per game, while they allowed 3.6 runs. The Padres had also been struggling on the road, with a record of 1-3 in their last four away games.
In terms of head-to-head matchups, the Mariners have not fared well against the Padres recently, losing all three games in this series and five of their last six encounters. The Mariners' last victory against the Padres came on August 26, 2025, when they won 9-6 at home. Since then, they have faced a string of defeats, including a 0-2 loss the day before this game.
Injury concerns have also plagued the Mariners, with several key players on the injured list. Brendan Donovan is on the 7-Day IL due to a concussion, while Cole Wilcox is on the 15-Day IL with an oblique issue. Matt Brash and Will Wilson are both on the 60-Day IL, dealing with a lat strain and thumb injury, respectively. Emerson Hancock is also on the 15-Day IL with a groin injury. The Padres are not without their injury issues either, as Jason Adam is on the 60-Day IL with a shoulder injury, and Miguel Andujar and Gavin Sheets are both on the 10-Day IL with wrist and foot injuries, respectively.
The betting market, as reported by DraftKings, favored the Mariners with a money line of -153, while the Padres were at +126. The total for the game was set at 7.0, with the over priced at -124 and the under at +103. This indicates a belief in a competitive matchup, although the Padres' performance proved otherwise.
The weather conditions at T-Mobile Park were conducive to baseball, with clear skies and mild temperatures, allowing for a solid atmosphere for fans and players alike. As the game unfolded, viewers witnessed key scoring plays that defined the outcome. The Padres struck first in the fifth inning when Ty France singled to right, bringing Xander Bogaerts home. They then exploded for five runs in the sixth inning, highlighted by Gavin Sheets' home run and a two-run single from France.
The Mariners attempted to mount a comeback, scoring three runs in the sixth inning, but it was not enough to overcome the Padres' lead. The game concluded with the Padres solidifying their dominance over the Mariners, marking a significant moment in the series. With this victory, the Padres not only secured the series sweep but also demonstrated their capability to capitalize on scoring opportunities, a crucial aspect of their gameplay moving forward.
Odds
| Book | Spread | Total | Moneyline |
|---|---|---|---|
| DraftKings | SEA -153 | 7 o -124 / u +103 | San Diego Padres +126 · Seattle Mariners -153 |
Injury report
- Brendan Donovan7-Day ILConcussionSeattle Mariners
- Cole Wilcox15-Day-ILObliqueSeattle Mariners
- Matt Brash60-Day-ILLatSeattle Mariners
- Will Wilson60-Day-ILThumbSeattle Mariners
- Emerson Hancock15-Day-ILGroinSeattle Mariners
- Jason Adam60-Day-ILShoulderSan Diego Padres
- Miguel Andujar10-Day-ILWristSan Diego Padres
- Gavin Sheets10-Day-ILFootSan Diego Padres
- Jeremiah Estrada15-Day-ILShoulderSan Diego Padres
- Lucas Giolito60-Day-ILElbowSan Diego Padres
Recent form
Seattle Mariners
Last 10: 4-6Streak L23.9 scored · 3.5 allowed per game1-3 at home
- L0-2vs San Diego PadresMay 16
- L3-4at Houston AstrosMay 14
- W10-2at Houston AstrosMay 13
- W3-1at Houston AstrosMay 12
- L1-2at Chicago White SoxMay 10
- L1-6at Chicago White SoxMay 9
- W12-8at Chicago White SoxMay 8
- L2-3vs Atlanta BravesMay 6
- W5-4vs Atlanta BravesMay 5
- L2-3vs Kansas City RoyalsMay 3
San Diego Padres
Last 10: 4-6Streak W12.6 scored · 3.6 allowed per game3-3 away
- W2-0at Seattle MarinersMay 16
- L1-7at Milwaukee BrewersMay 14
- W3-1at Milwaukee BrewersMay 13
- L4-6at Milwaukee BrewersMay 12
- W3-2vs St. Louis CardinalsMay 10
- L0-6vs St. Louis CardinalsMay 9
- L1-2vs St. Louis CardinalsMay 8
- W10-5at San Francisco GiantsMay 6
- L2-3at San Francisco GiantsMay 5
- L0-4vs Chicago White SoxMay 3
Standings
| Team | Games behind | Lost | Streak | Win % | Won |
|---|---|---|---|---|---|
| Los Angeles | - | 57 | L2 | .590 | 82 |
| Arizona | 9 | 67 | W1 | .525 | 74 |
| San Diego | 9.5 | 67 | L2 | .521 | 73 |
| San Francisco | 24.5 | 82 | W1 | .414 | 58 |
| Colorado | 28.5 | 86 | W2 | .386 | 54 |
| Houston | - | 69 | W1 | .507 | 71 |
| Texas | 2 | 71 | L1 | .493 | 69 |
| Seattle | 5 | 74 | W2 | .471 | 66 |
| Athletics | 17 | 86 | W1 | .386 | 54 |
| Los Angeles | 18 | 87 | L2 | .379 | 53 |
How the scoring went
- 1st Inning1-0Sheets homered to right (400 feet).
- 5th Inning2-0France singled to right, Bogaerts scored.
- 6th Inning4-0Sheets homered to right (404 feet), Andujar scored.
- 6th Inning5-0Merrill doubled to right, Machado scored.
- 6th Inning7-0France singled to center, Merrill scored and Laureano scored.
- 6th Inning7-1Naylor walked, Emerson scored, Rodríguez to second, Rivas to third.
- 6th Inning7-2Arozarena hit sacrifice fly to center, Rivas scored, Rodríguez to third.
- 6th Inning7-3Refsnyder hit sacrifice fly to right, Rodríguez scored, Naylor to third.
- 7th Inning8-3Sheets doubled to right, Tatis Jr. scored.
Win probability
Above the line favours Seattle Mariners, below favours San Diego Padres.
Venue
- T-Mobile ParkSeattle, Washington
- Attendance40365
- OfficialsChad Fairchild, Chad Whitson, Bill Miller, Brian Walsh
Elsewhere
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These two, other days
- Padres Complete Sweep Over Mariners in 7-4 VictoryMay 16, 2026
- Padres Sweep Mariners with 2-0 VictoryMay 15, 2026
- Padres Sweep Mariners with 5-2 VictoryApr 16, 2026
- Padres Edge Mariners in Thrilling 7-6 FinishApr 15, 2026
- Padres Sweep Mariners with 4-1 VictoryApr 14, 2026