WSH vs ATL prediction for May 23, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects ATL 4.6 - WSH 4.5. ATL is favored with a 53.3% win probability. The run line is -1.5 and the total is 8.5. Model projects 9.1 total runs.
ATL
4.6
Projected Score
VS
O/U 8.5
WSH
4.5
Projected Score
Win Probability
ATLWSH
-1.5
Run Line (ATL)
8.5
Total Line
10,000
Simulations
Calibrated accuracy at this confidence: 52.1% (2,258 games)
Projected Runs Range 10th – 90th percentile
WSH
346
ATL
357
Projected
ATL 4.6 — WSH 4.5
Actual
ATL 0 — WSH 2
Starting Pitcher Matchup
Jake Irvin R
WSH
FF27%93 mph22% whiff
SI25%92 mph7% whiff
CU24%77 mph42% whiff
Grant Holmes R
ATL
SL38%85 mph43% whiff
FF35%95 mph11% whiff
CU10%83 mph26% whiff
Weather Impact
Truist Park
78°F8 mph wind
HR: 1.061 Total: 1.032
thin air
Bullpen Comparison
WSH
4.54ERA
4.61FIP
8.20K/9
3.70BB/9
1.34WHIP
ATL
2.41ERA
2.82FIP
9.87K/9
2.69BB/9
1.00WHIP
Betting Edges
RUN_LINE AWAY +1.5
-32.6% EV
-139
RUN_LINE HOME -1.5
-17.5% EV
+116
F5_ML HOME
-14.0% EV
-175
ML HOME
-13.4% EV
-172
ML AWAY
+10.3% EV
+144
F5_ML AWAY
+7.7% EV
+138
First 5 Innings & NRFI
WSH F5
2.5 runs
40.2% win
ATL F5
2.7 runs
44.8% win
F5 Total
5.3
NRFI
52.2%
YRFI
47.8%
Avg 1st Inn Runs
1.03
HR Spotlight
Avg HRs
2.3
Over 0.5 HR
90%
Over 1.5 HR
67%
No HR
10%
James Wood WSH30.0%
ISO: 0.284 | Barrel: 15.1% | vs Grant Holmes | Platoon: 1.12x
CJ Abrams WSH30.0%
ISO: 0.309 | Barrel: 14.8% | vs Grant Holmes | Platoon: 1.12x
Matt Olson ATL30.0%
ISO: 0.311 | Barrel: 16.5% | vs Jake Irvin | Platoon: 1.12x
Pitcher Strikeout Projections
Jake Irvin
0.0 K projected
WSH | K/9: 0.0
Grant Holmes
0.0 K projected
ATL | K/9: 0.0
Injury Report
WSH8 injured
DJ Herz SP60-DAY-IL
Cole Henry RP15-DAY-IL
Trevor Williams SP60-DAY-IL
Josiah Gray SP60-DAY-IL
Tyler Baum DHDAY-TO-DAY
Ken Waldichuk RP60-DAY-IL
+2 more
ATL8 injured
AJ Smith-Shawver SP60-DAY-IL
Hurston Waldrep SP60-DAY-IL
Drake Baldwin C10-DAY-IL
Kyle Farmer DH10-DAY-IL
Joe Jimenez RP60-DAY-IL
Spencer Schwellenbach SP60-DAY-IL
+2 more
AI Intelligence Analysis
LEAN +1RED ZONE45.2% WR (n=165)
Away underdog WSH shows 10.3% ML edge (45.2% win prob) with home at -172 odds (63.3% implied). Market overestimating Grant Holmes (C+, 7.3 K/9) vs Jake Irvin (B-, 9.9 K/9, elite strikeout). Away pitcher has command advantage and K-rate. Warm weather (77.5F, thin air 1.03) helps both teams, but HST dominance in K's favors away (strikes = no runs). However, ATL has better lineup (Olson, Albies, etc). Edge is modest, recommend LEAN 0.75.
Key Factors
- Pitcher mismatch HOME advantage: Irvin (B-, 9.9 K/9, elite K-rate) vs Holmes (C+, 7.3 K/9, 2.6 K/9 gap)
- Warm weather (77.5F) + thin air (alt 1345 ft, 1.032x total mult): Both teams benefit on HR. However, strikes > HR for both sides.
- ATL lineup (Matt Olson 30% HR prob, Acuña elite lead-off) superior to WSH lineup quality
- Away odds +144 (41% implied) vs model 45.2% = 4.2% edge real but modest
Risk Factors
- Away ML zone RED (45.2% WR) — underdog systematically underperforms
- 10.3% edge (dashboard) vs 4.2% edge (math) discrepancy suggests model overconfidence
- ATL pitching (Irvin elite K-rate) + Lineup (Olson, Acuña) makes home significant favorite
PITCHER MISMATCH HOMEAWAY UNDERDOG VALUEWEATHER IMPACTLINEUP QUALITY MISMATCH
Edge Analysis
Moneyline
ATL 53.3%
-17.5 pts
Run Line
-1.5
-17.5 pts
Total
8.5
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How this prediction was generated: This page shows output from the Olympus Bets MLB Baseball Monte Carlo engine. Each game is simulated 10,000 times using real-time team data, injury reports, and current odds. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Full methodology →