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: 53.7% (2,610 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 +1
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. Probabilities are calibrated using Bayesian methods and sized via the Kelly Criterion. Full methodology →