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Seattle Mariners at St. Louis Cardinals

MLBregular • 2026 Season
completed
Cardinals logo
Cardinals
St. Louis
2
vs
Mariners logo
Mariners
Seattle
3
STL 55%45% SEA
Prediction Confidence:
Moderate

St. Louis Cardinals 55% to win. The biggest signal favoring Cardinals:

  • Home Field Advantage. Base home field advantage applied (no detailed stats available)

What would change the call

Win probability as of kickoff if a leading factor were even

  • If the home-field edge were neutral: STL 52% (−3)

Win probability movement

STL home win probability as the model updated before the game

Home win probability movement60%54%49%Apr 23Apr 26

Labels mark updates of 5 points or more, named by the factor that moved most.

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VenueBusch Stadium
St. Louis, Missouri

Team Comparison

Head-to-head snapshot based on our model inputs

Mariners (away)
Cardinals (home)
45%
Win probability
55%
0
High-impact factors
0
0
Players ruled out
0

Post-Game Analysis

How our model performed

The Mariners defeated the Cardinals 3-2.

Our model predicted the Cardinals would win with 55% confidence, but the Mariners won against the model's expectation. Results like this help us refine the model.

Looking at the factors our model weighed:

  • Home Field Advantage favored the Cardinals and was a notable factor: Base home field advantage applied (no detailed stats available)
  • Defensive Efficiency was neutral and a contributing factor: No defensive stats available for comparison
  • Head to Head was neutral and a contributing factor: No recent head-to-head history available

This analysis was generated from our model's pre-game assessment compared against the actual result. Factor accuracy helps improve future predictions.

Mariners won 2-3

Mariners won in a close game

Prediction IncorrectWe predicted Cardinals at 55%

Key Factors

What's driving the win probability for this game

  • Home Field AdvantageFavors St. Louis Cardinals
  • Defensive EfficiencyNeutral
  • Head to HeadNeutral
  • Recent FormNeutral
  • Offensive EfficiencyNeutral
  • Rest DaysNeutral
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What's Driving This Game

Each factor's contribution to the final win probability

SEA
STL
Home Field Advantage
Favours SEA|Favours STL

Premium feature: factor breakdown

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Understanding the win probability calculation

1 factor not shown (insufficient data)

Model version: 1.0.0 • Calculated: 4/26/2026, 8:45:00 AM

Key Players

Mariners

Kade AndersonSP
Bryan WooSP
Emerson HancockSP
Logan GilbertSP
George KirbySP

Cardinals

Chase HamptonSP
Quinn MathewsSP
Michael McGreevySP
Andre PallanteSP
Matthew LiberatoreSP

Learn About Our Analysis

Learn about the factors behind our predictions

Frequently Asked Questions

Cardinals has a 55% win probability, while Mariners has a 45% win probability based on our analysis.

Our model considers weather conditions, offensive and defensive efficiency, rest days, injury impact, and historical performance.

This game is being played at Busch Stadium in St. Louis, Missouri.

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