Seattle Mariners Aim to Extend Home Win Streak vs. Colorado Rockies: Game Preview & Key Stats for September 23, 2025

Tuesday, September 23rd, 2025

Colorado Rockies at Seattle Mariners: Key Matchup at T-Mobile Park

The Seattle Mariners look to extend their impressive eight-game home winning streak as they host the Colorado Rockies on Tuesday night. The Mariners, sitting atop the AL West with an 87-69 record, have been dominant at home with a 48-27 record. Their offense has shown real power this season, hitting 230 home runs, which is currently the third-best in Major League Baseball.

Weather

Today's weather at T-Mobile Park is ideal for baseball, with clear skies and a mild temperature around 68°F. There's a minimal chance of precipitation, and winds are light at 5 mph from the northwest. Expect pleasant conditions for both players and fans.

Rockies Seeking Momentum

The Colorado Rockies are enduring a challenging season, currently placed fifth in the NL West with a 43-113 overall record and an 18-57 mark on the road. Offensively, the Rockies perform better when they connect well at the plate, as evidenced by their 30-54 record in games where they record eight or more hits.

Series Opener Preview

This game marks the first meeting of the 2025 season between the Mariners and Rockies. Both teams have yet to announce their starting pitchers for the matchup.

Top Performers

For the Mariners, Josh Naylor has been a reliable threat with 27 doubles, a triple, and 20 home runs this season. Cal Raleigh is on a hot streak with 12 hits in his last 36 at-bats, including three doubles and five home runs in his past 10 games.

The Rockies’ Hunter Goodman leads his team with 61 extra-base hits, comprised of 26 doubles, five triples, and 30 home runs. Mickey Moniak is shining lately, recording 14 hits in his last 37 at-bats with a double, five home runs, and 11 RBIs over his previous 10 games.

Recent Team Performance

The Mariners are surging, going 9-1 in their last 10 games, with a team batting average of .267 and an ERA of 2.84. They've outscored their opponents by 30 runs during this stretch. The Rockies, meanwhile, have struggled recently, posting a 3-7 record with a .236 batting average and a 5.69 ERA, being outscored by 18 runs over their last 10 games.

Injury Updates

The Mariners are managing several injuries, with Bryan Woo listed as day-to-day (pectoral), Jackson Kowar on the 15-Day IL (shoulder), Trent Thornton on the 60-Day IL (achilles), Logan Evans on the 15-Day IL (elbow), Gregory Santos on the 60-Day IL (knee), and Ryan Bliss on the 60-Day IL (biceps).

The Rockies injury list includes Chase Dollander (15-Day IL, knee), Luis Peralta (15-Day IL, hip), Warming Bernabel (7-Day IL, concussion), Dugan Darnell (60-Day IL, hip), Thairo Estrada (60-Day IL, hamstring), Seth Halvorsen (15-Day IL, elbow), Zach Agnos (15-Day IL, hand), Kris Bryant (60-Day IL, lumbar), and Jeff Criswell (60-Day IL, elbow).

In summary

The Seattle Mariners will look to continue their home dominance as they face the Colorado Rockies in the opening game of their 2025 series at T-Mobile Park. With stellar offensive performances from key players like Josh Naylor and Cal Raleigh, and favorable weather conditions, the Mariners are in an excellent position. The Rockies will aim to turn things around behind the power of Hunter Goodman and a strong supporting cast. Stay tuned for what promises to be an exciting matchup between the AL West leaders and the NL West underdogs.

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