Mariners Defeat Astros 10-5 in Houston Showdown
Saturday, August 15, 2026, 7:10 PM ET · Daikin Park
Seattle Mariners 10, Houston Astros 5, 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 Seattle Mariners vs Houston Astros?
Seattle Mariners beat Houston Astros 10-5 at Daikin Park on August 15, 2026.
Who was favored in Seattle Mariners vs Houston Astros?
Houston Astros were the favorite at DraftKings, moneyline -119 (about 54% implied). The underdog won.
In an exciting matchup at Daikin Park, the Seattle Mariners triumphed over the Houston Astros with a final score of 10-5. This victory allowed the Mariners to win the series 2-1 against the Astros. The game showcased a strong offensive performance from the Mariners, who have struggled recently but managed to secure a crucial win.
The Mariners entered the game with a record of 58-66, and their recent form reflected a challenging stretch, having won only three of their last ten games. Their scoring average during this period was a mere 2.6 runs per game, while they allowed an average of 4.6 runs. The Mariners' last game before this victory was a narrow 1-0 win against the New York Yankees, breaking a streak of losses. Their performance at home has been particularly poor, with a record of 2-4 in their last six home games, and they have only managed one win in their last five away games.
In contrast, the Houston Astros boasted a record of 63-61 and had been in relatively good form, winning seven of their last ten games prior to this matchup. They averaged 5.1 runs scored per game while allowing only 3.3 runs. However, the Astros were coming off a loss against the San Francisco Giants, which snapped a three-game winning streak. Their home record in the last ten games was strong at 3-1, but they faced significant challenges against the Mariners in this game.
Historically, the Mariners have had the upper hand against the Astros, winning 11 out of their last 15 meetings, including a 4-3 victory earlier in the season. The Mariners' recent success against the Astros has been a point of interest, especially given the Astros' overall better record this season.
In terms of injuries, the Astros were missing key players including Brice Matthews, Mike Burrows, Carlos Correa, and Brandon Walter, all of whom are on the injured list. The Mariners also faced challenges with Victor Robles on bereavement leave and Cole Wilcox, Brendan Donovan, and Matt Brash on the injured list. These absences undoubtedly impacted both teams' strategies and lineups.
The betting market reflected the competitive nature of the game, with DraftKings setting the odds at Houston -119 and Seattle +111. The spread was set at -1.5 for the Astros, with a total of 8.5 runs for the game. The odds for the over were -108 and for the under -112, indicating a balanced expectation for scoring.
Conditions at Daikin Park were typical for a summer evening, providing a favorable environment for baseball. Fans were treated to a lively atmosphere as the two teams battled it out on the field.
The scoring plays highlighted the Mariners' offensive prowess, beginning with Donovan's single in the second inning that brought Robles home. Vázquez followed up with a homer, putting the Mariners ahead 4-2. The Mariners continued to build their lead with consistent hitting, including additional runs driven in by Donovan and Rodden. Paredes and Young capped off the scoring with homers in the eighth and ninth innings, respectively. The Astros managed to score late in the game, but it was not enough to overcome the Mariners' lead.
Overall, this game was a significant win for the Mariners, showcasing their ability to capitalize on opportunities and put runs on the board against a formidable opponent. The Astros will need to regroup and address their injury issues as they move forward in the season.
Odds
| Book | Spread | Total | Moneyline |
|---|---|---|---|
| DraftKings | HOU -119 | 8.5 o -108 / u -112 | Seattle Mariners +111 · Houston Astros -119 |
Injury report
- Brice Matthews60-Day-ILKneeHouston Astros
- Mike Burrows15-Day-ILElbowHouston Astros
- Carlos Correa60-Day-ILAnkleHouston Astros
- Brandon Walter60-Day-ILElbowHouston Astros
- Victor RoblesbereavementPersonalSeattle Mariners
- Cole Wilcox15-Day-ILObliqueSeattle Mariners
- Brendan Donovan7-Day ILConcussionSeattle Mariners
- Matt Brash60-Day-ILLatSeattle Mariners
- Brennen Davis60-Day-ILHamstringSeattle Mariners
Recent form
Houston Astros
Last 10: 7-3Streak L15.1 scored · 3.3 allowed per game3-1 at home
- L1-4at San Francisco GiantsAug 12
- W6-3at San Francisco GiantsAug 11
- L2-7at San Diego PadresAug 10
- W6-3at San Diego PadresAug 8
- W7-2vs Toronto Blue JaysAug 5
- L1-3vs Toronto Blue JaysAug 4
- W7-3vs Texas RangersAug 2
- W11-2vs Texas RangersAug 1
- W7-4at Los Angeles AngelsJul 30
- W3-2at Los Angeles AngelsJul 29
Seattle Mariners
Last 10: 3-7Streak W12.6 scored · 4.6 allowed per game1-3 away
- W1-0at New York YankeesAug 13
- L5-10at New York YankeesAug 12
- L1-4at New York YankeesAug 11
- L2-3vs Tampa Bay RaysAug 9
- L1-2vs Tampa Bay RaysAug 8
- W4-2vs Detroit TigersAug 6
- L0-8vs Detroit TigersAug 5
- W7-6vs Minnesota TwinsAug 2
- L3-5vs Minnesota TwinsAug 1
- L2-6at Los Angeles DodgersJul 31
Standings
| Team | Games behind | Lost | Streak | Win % | Won |
|---|---|---|---|---|---|
| Houston | - | 69 | W2 | .511 | 72 |
| Texas | 2 | 71 | W1 | .496 | 70 |
| Seattle | 6 | 75 | L1 | .468 | 66 |
| Athletics | 17 | 86 | W2 | .390 | 55 |
| Los Angeles | 18.5 | 87 | L2 | .379 | 53 |
How the scoring went
- 1st Inning0-1Altuve reached on infield single to shortstop, Alvarez scored, Varsho to second, Paredes to third.
- 2nd Inning1-1Young reached on infield single to pitcher, Rodríguez scored, Naylor to second.
- 2nd Inning3-1Robles tripled to right, Naylor scored and Young scored.
- 2nd Inning4-1Donovan singled to right, Robles scored.
- 2nd Inning4-2Vázquez homered to left (361 feet).
- 4th Inning5-2Donovan singled to left, Young scored, Robles to third.
- 8th Inning6-2Rodden doubled to center, Robles scored.
- 8th Inning7-2Donovan singled to center, Rodden scored.
- 8th Inning7-4Paredes homered to left center (407 feet), Peña scored.
- 9th Inning10-4Young homered to right (358 feet), Rodríguez scored and Naylor scored.
- 9th Inning10-5Walker grounded out to second, Altuve scored.
Win probability
Above the line favours Houston Astros, below favours Seattle Mariners.
Venue
- Daikin ParkHouston, Texas
- Attendance34664
- OfficialsAustin Jones, Tripp Gibson, Marvin Hudson, Alex Mackay
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These two, other days
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- Astros Dominate Mariners in 7-0 VictorySep 22, 2026
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- Astros Edge Mariners in Thrilling Extra-Inning ShowdownAug 14, 2026
- Mariners Defeat Astros 8-3 in Series FinaleMay 14, 2026