SD vs WSH prediction for May 30, 2026: Our Monte Carlo simulation ran 10,000 game iterations and projects WSH 5.2 - SD 5.1. WSH is favored with a 52.3% win probability. The run line is 1.5 and the total is 7.5. Model projects 10.3 total runs.
WSH
5.2
Projected Score
VS
O/U 7.5
SD
5.1
Projected Score
Win Probability
WSHSD
+1.5
Run Line (WSH)
7.5
Total Line
10,000
Simulations
Calibrated accuracy at this confidence: 53.5% (2,300 games)
Projected Runs Range 10th – 90th percentile
SD
357
WSH
357
Projected
WSH 5.2 — SD 5.1
Actual
WSH 9 — SD 4
Starting Pitcher Matchup
Michael King R
SD
CH27%86 mph30% whiff
SI27%93 mph16% whiff
FF21%94 mph30% whiff
Foster Griffin L
WSH
FC30%88 mph17% whiff
FF18%92 mph17% whiff
ST15%80 mph29% whiff
Weather Impact
Nationals Park
72°F14 mph wind
HR: 1.024 Total: 1.013
neutral
Bullpen Comparison
SD
3.16ERA
3.49FIP
8.28K/9
3.53BB/9
1.21WHIP
WSH
4.48ERA
4.49FIP
8.33K/9
3.63BB/9
1.33WHIP
Betting Edges
RUN_LINE HOME +1.5
-31.6% EV
-164
TOTAL UNDER 7.5
-31.5% EV
-105
TOTAL OVER 7.5
+21.3% EV
-115
F5 OVER 4.5
+20.3% EV
+116
RUN_LINE AWAY -1.5
-15.2% EV
+136
ML AWAY
-13.3% EV
-130
First 5 Innings & NRFI
SD F5
2.9 runs
42.9% win
WSH F5
3.0 runs
43.5% win
F5 Total
5.9
NRFI
48.5%
YRFI
51.5%
Avg 1st Inn Runs
1.15
HR Spotlight
Avg HRs
3.0
Over 0.5 HR
94%
Over 1.5 HR
79%
No HR
6%
Gavin Sheets SD30.0%
ISO: 0.143 | Barrel: 14.3% | vs Foster Griffin
CJ Abrams WSH30.0%
ISO: 0.313 | Barrel: 14.5% | vs Michael King | Platoon: 1.12x
James Wood WSH23.1%
ISO: 0.297 | Barrel: 15.8% | vs Michael King | Platoon: 1.12x
Pitcher Strikeout Projections
Michael King
0.0 K projected
SD | K/9: 0.0
Foster Griffin
0.0 K projected
WSH | K/9: 0.0
Injury Report
SD8 injured
Matt Waldron SP15-DAY-IL
German Marquez SP15-DAY-IL
Luis Campusano C10-DAY-IL
Jhony Brito RP60-DAY-IL
Yu Darvish SPOUT
Blake Hunt CDAY-TO-DAY
+2 more
WSH8 injured
Max Kranick RP60-DAY-IL
Tyler Stuart SPDAY-TO-DAY
Jake Irvin SP15-DAY-IL
DJ Herz SP60-DAY-IL
Trevor Williams SP60-DAY-IL
Josiah Gray SP60-DAY-IL
+2 more
AI Intelligence Analysis
NEUTRAL -1YELLOW ZONE50.1% WR (n=299)
Model shows 21.3% over edge but totals are disabled (50.1% WR historically). Market is overpricing SD away at -129 (56.5% vs 49% true prob), suggesting sharp money is ON WSH home. Model edge to SD is negated by away RED zone and sharp opposition. SKIP.
Key Factors
- Starting pitchers: Foster Griffin (WSH, B-, 8.7 K/9, good command) vs Michael King (SD, B-, 9.2 K/9, balanced arsenal). King has slight K edge, Griffin has better command. Roughly even.
- Model projects 10.26 runs vs market 7.5. Over edge 21.3% (YELLOW zone totals, 50.1% WR). This is MASSIVE edge but totals are disabled. RED FLAG.
- WSH home field neutral (park factor 1.0), weather neutral (72°F, minimal wind). No environmental advantage.
- SD is 1st in NL West (35-25), WSH is 4th in NL East (28-31). SD lineup superior (Tatis, Machado tier, though Machado dealing with arm issue).
- SD away ML at -129 (56.5% implied) but model shows only 49.0% — 7.5% OVER the market. Sharp money against SD suggests market knows something.
Risk Factors
- Over edge 21.3% is EXTREME and falls in disabled totals zone. This is a model overconfidence trap.
- Market is overpricing SD away ML by 7.5pp. Sharp money is against SD (favoring WSH). This is a major warning sign.
- SD away dog is in RED zone (43.4% WR historically), limiting upside.
Edge Analysis
Moneyline
WSH 52.3%
-31.6 pts
Run Line
+1.5
-31.6 pts
Total
7.5
+21.3 pts
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 →