- Chicago rides a four-game winning streak into Friday afternoon
- Merrill Kelly posts 9.20 ERA and 2.25 WHIP this season
- Gabriel Moreno batting .303 against left-handed pitching this year
Pitching Matchup
On the season, Matthew Boyd holds the ERA edge in this matchup. Merrill Kelly carries a 9.95 ERA and 2.32 WHIP, while Matthew Boyd sits at 6.00 ERA and 1.29 WHIP.
Strikeout rates: Merrill Kelly at 6.63 K/9, Matthew Boyd at 11.63 K/9.
K projections: Merrill Kelly at 4.3 (line 3.5)
Matthew Boyd projected at 4.7 (line 4.5).
First-inning scoring: Merrill Kelly holds a 68.7% career NRFI rate, Matthew Boyd at 78.2%. Combined average: 73.4%.
This is a RHP vs LHP matchup, creating potential platoon advantages in both lineups.
Strikeout Projections
Our strikeout model weighs pitcher K rate, opponent lineup whiff tendency, park factors, and umpire zone size to project total strikeouts per starter.
Merrill Kelly (Arizona Diamondbacks) is projected for 4.3 strikeouts against a posted line of 3.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.4% with a 28.0% whiff rate.
Matthew Boyd (Chicago Cubs) is projected for 4.7 strikeouts against a posted line of 4.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 21.4% with a 28.0% whiff rate.
The Chicago Cubs lineup is more vulnerable to strikeouts in this matchup. Chicago Cubs batters K at 22.4%, Arizona Diamondbacks batters at 21.4%.
NRFI & First 5 Analysis
Our NRFI model analyzes both starting pitchers' first-inning profiles, the top-of-order hitters in each lineup, the umpire's historical zone, and environmental factors to produce a probability estimate. For this game, the model assigns a 56.5% probability of no runs in the first inning, compared to the market's implied probability of 51.5%.
- That creates a moderate 5.1% edge on NRFI.
- The best available line is NRFI -106 / YRFI -114 at FanDuel.
- This qualifies as a playable in our publication system.
- Home plate umpire Doug Eddings runs a average zone. See the umpire section below for full career data.
- Our NRFI model sits at 38-38 (50.0%) on official picks this season.
Prop Edges
Lineup & Matchup Breakdown
Lineups are confirmed as of this writing.
Arizona Diamondbacks K vulnerability: 21.4% strikeout rate, 28.0% whiff rate.
Chicago Cubs K vulnerability: 22.4% strikeout rate, 28.0% whiff rate.
Ballpark, Weather & Umpire
- Wrigley Field carries a 1.05 run factor (neutral).
- Home run factor: 1.09 — the park elevates HR power.
- Park notes: Ivy-covered left field wall; Wind factor from Lake Michigan; High wall in left (11.5ft).
- First pitch forecast: 54F with 16 mph winds from the SSW. Humidity: 69%.
- Temperature drops from 54F at first pitch to 67F by the late innings.
- Wind advisory: 16 mph winds from the SSW may impact fly balls.
- Home plate umpire: Doug Eddings.
- Career NRFI rate: 62.2% across 98 games tracked.
- Zone tendency: Wide.
- K factor: 1.034 (above average strikeouts in his games).
Run Projections & Total
- Our projection model puts the total at 5.8 combined runs, with Arizona Diamondbacks projected for 3.0 and Chicago Cubs for 2.7.
- That's 5.7 runs below the posted total of 11.5, suggesting a lean toward the Under.
- The run projection favors Arizona Diamondbacks by 0.3 runs.