St. Louis Cardinals @ Chicago Cubs Prediction – August 14, 2026
The rivalry between the St. Louis Cardinals and the Chicago Cubs heads to Wrigley Field on August 14, 2026, in a mid-summer NL Central clash with real playoff implications. The WP Baseball Predictor model has crunched the numbers and lands on the Cubs moneyline as its official pick, assigning Chicago a 59.4% win probability against St. Louis's 40.6%. While this does not qualify as a strong favourite designation, the edge is meaningful — and several underlying factors help explain why the model leans North Side.
Starting Pitcher Matchup: Holmes vs. Liberatore
The pitching matchup is the clearest driver of the Cubs' advantage in today's model output, and it deserves careful attention.
Clay Holmes (Cubs)
Clay Holmes takes the ball for Chicago and enters this start with an xFIP of 3.58, the most encouraging number in this entire preview. Expected Fielding Independent Pitching strips away defense and sequencing luck to evaluate how a pitcher is truly performing relative to his peripherals. A 3.58 xFIP signals that Holmes is limiting hard contact, generating favorable outcomes in the strikeout-to-walk dynamic, and giving Chicago's bullpen a genuine chance to protect a lead. For a Cubs team looking to stack wins in August, Holmes represents a reliable arm at the top of the rotation.
Matthew Liberatore (Cardinals)
Matthew Liberatore counters for St. Louis with an xFIP of 4.32, a figure that suggests some vulnerability against a lineup that is generating real offensive production. The 74-point xFIP gap between the two starters is not trivial — it reflects a meaningful difference in projected performance and is likely the single largest contributor to the Cubs' win probability edge in today's model.
Why the WP Model Favors Chicago
Beyond the pitching edge, the Cubs carry a notable offensive advantage into this game. Chicago's team wOBA sits at 0.330, compared to St. Louis's 0.305 — a 25-point gap that reflects a Cubs lineup generating considerably more value per plate appearance. wOBA is one of the most comprehensive single-number offensive metrics available, accounting for walks, hit types, and extra-base power, so this gap is not cosmetic.
On the pitching staff side as a whole, the Cardinals hold a slight edge with a team FIP of 4.19 versus the Cubs' 4.73, and both clubs carry nearly identical team ERAs (Cardinals 4.07, Cubs 4.10). The model, however, weighs today's individual starter xFIPs and the offensive wOBA edge heavily enough to tip the scales toward Chicago despite the Cardinals' bullpen and staff depth advantage reflected in the team FIP numbers.
Injury Report: Key Absences to Watch
Both rosters are navigating IL situations that could affect depth and late-game management.
Cardinals Injuries
- Skylar Hales – Undisclosed (7-Day IL)
- Travis Honeyman – Undisclosed (7-Day IL)
- Ethan Young – Undisclosed (7-Day IL)
Cubs Injuries
- Juan Cabada – Lower Body (Out)
- Edward Cabrera – Hamstring (15-Day IL)
- Gavin Hollowell – Shoulder (15-Day IL)
- Corbin Martin – Undisclosed (7-Day IL)
- Phil Maton – Knee (15-Day IL)
Chicago's bullpen depth is taking a significant hit, with Cabrera, Hollowell, Martin, and Maton all sidelined. If Holmes exits early, Cubs manager will have limited high-leverage options available. St. Louis's trio of 7-Day IL absences are all undisclosed, making their lineup and roster impact harder to assess but worth monitoring closer to first pitch.
Dark Horse Home Run Picks
Cardinals: Everson Pereira
Keep an eye on Everson Pereira for St. Louis. With a Cubs rotation susceptible to hard contact based on team FIP, Pereira has the raw power profile to catch the Cubs off guard and provide a spark for a Cardinals offense that needs one today.
Cubs: Tyrone Taylor
Tyrone Taylor is the dark horse pick on the Chicago side. Facing a Liberatore start with an xFIP north of 4.30, Taylor's ability to connect on mistake pitches makes him a legitimate sneaky power threat worth including in your home run props and DFS lineups.
Final Prediction
The WP Baseball Predictor model recommends the Cubs moneyline on August 14, 2026. Clay Holmes's xFIP advantage over Matthew Liberatore, combined with Chicago's superior team wOBA, gives the Cubs the clearest path to victory. Factor in St. Louis's bullpen depth questions and this is a Cubs game to back at Wrigley Field.