Seattle Mariners vs Houston Astros Betting Pick & Prediction for 5/13

MLB game preview

The Seattle Mariners and Houston Astros are set to play in an MLB regular season game at Daikin Park in Houston, TX. The game is scheduled for Wednesday, May 13, 2026, at 8:10 PM. The Mariners have a current record of 21-22 and are ranked second in the AL West. They are on a two-game winning streak.

The Astros, with a record of 16-27, are ranked fifth in the AL West. They are on a four-game losing streak. The Mariners’ manager is Dan Wilson, while the Astros are managed by Joe Espada. The weather forecast indicates a very hot day with clear skies, but the retractable roof at Daikin Park may minimize weather effects.

Seattle Mariners Team Preview

The Seattle Mariners have had a mixed bag of results in their recent games. They won against the Houston Astros on May 12th with a score of 10-2. Randy Arozarena stood out, going 4-for-4 with a home run and three RBI.

The Mariners’ hitting has shown strength, ranking 8th in home runs this season. They have a batting average of .231, which is ranked 16th. In their game on May 11th, Julio Rodríguez hit a home run, helping them win 3-1 against the Astros.

Bryce Miller is set to start for the Mariners in the upcoming game. He has yet to pitch in the 2026 season. Last season, he had a 4-6 record with a 5.68 ERA and 74 strikeouts.

Mariners vs Astros Game Day Info

  • Sport: MLB
  • Teams: Seattle Mariners vs. Houston Astros
  • Venue: Daikin Park in Houston, TX
  • Date: Wednesday, May 13, 2026
  • Betting Odds: Mariners Moneyline -126, Astros Moneyline +105

Houston Astros Team Preview

The Houston Astros are set to take the field again after a tough stretch of games. In their recent outing against the Seattle Mariners, they fell short with a 10-2 loss. Despite a challenging performance, Jose Altuve and Zach Dezenzo managed to contribute with a hit each.

The Astros’ offense has shown strength this season, ranking fourth in batting average and slugging percentage. Yordan Alvarez leads the team with a .308 batting average and 13 home runs. Christian Walker and Isaac Paredes also provide power in the lineup, supporting the team’s offensive efforts.

On the mound, Lance McCullers Jr. will start for the Astros. This season, McCullers has a 7.41 ERA and has struck out 37 batters. The Astros will look to him to provide a strong performance and help turn their recent fortunes around.

BTB Betting Pick

The Mariners are favored with a moneyline of -126 against the Astros at +105. The Mariners have a strong pitching advantage with an ERA ranked 8th, compared to the Astros’ 30th. Based on these factors, the Mariners are the pick to win this game.

The total for the game is set at 9.0 runs. The Mariners’ pitching ranks well, but the Astros have a high slugging percentage, ranked 4th. This suggests the game could have more runs, making the over 9.0 (-116) a reasonable choice.