Astros vs Nationals Prediction April 20

Discover the edge in our Astros vs Nationals prediction! Our MLB betting model gives the Astros a 54.90% win probability with -122 odds, while the Nationals show a promising 45.08% at +122. Explore this close matchup for potential value bets in what’s expected to be a tight contest.


In the upcoming MLB showdown on April 20, 2024, at Nationals Park, the Houston Astros take on the Washington Nationals. This Astros vs Nationals prediction will delve into various facets such as pitching, offensive matchups, and advanced statistical analysis to forecast the game’s outcome. With Ronel Blanco pitching for the Astros and Trevor Williams for the Nationals, this game promises intriguing dynamics.

Game Information & Betting Odds


  • Date: Saturday, April 20, 2024
  • Location: Nationals Park, home of the Washington Nationals

Current Betting Odds

  • Houston Astros: 1.56 (Decimal), -179 (US Odds)
  • Washington Nationals: 2.50 (Decimal), +150 (US Odds)

Note: Odds can change; always verify the latest MLB odds across different sportsbooks.

Pitching Matchup Analysis

Astros’ Pitching: Ronel Blanco

Ronel Blanco, a right-handed pitcher for the Astros, boasts a respectable ERA of 3.36. His advanced stats reveal a SIERA of 5.02, xFIP of 5.05, and a K/9 rate of 7.78. Despite his strengths, Blanco’s BB/9 at 4.58 and WHIP at 1.14 suggest areas for improvement, especially his groundball-to-flyball ratio (GB/FB) of 0.82.

Nationals’ Pitching: Trevor Williams

Trevor Williams, also a right-hander, has struggled more this season with an ERA of 5.34. His SIERA is nearly identical to Blanco’s at 5.00, and his xFIP slightly higher at 5.10. Williams has a lower strikeout rate (K/9 of 7.03) and a higher WHIP of 1.56, which could be pivotal in a game against the high-ranking Astros’ offense.

Astros vs Nationals Prediction

Team Offensive Matchup

Houston Astros

The Astros’ offensive lineup is formidable, ranking 2nd overall in MLB and showing particular strength against right-handed pitchers, where they rank 6th. This suggests they could leverage their batting capabilities effectively against Williams.

Washington Nationals

Contrastingly, the Nationals stand at 18th overall and struggle significantly against left-handed pitchers, ranked 27th, though they perform slightly better against right-handers, ranked 9th.

Bullpen Overview

  • Houston Astros: Ranked 19th
  • Washington Nationals: Ranked 12th

The Nationals have a more reliable bullpen this season, which could be crucial in late-game scenarios.

MLB Betting Model Insights

According to our proprietary MLB betting model:

  • Astros’ Win Probability: 54.90% with projected odds of -122 (Decimal: 1.82)
  • Nationals’ Win Probability: 45.08% with projected odds of +122 (Decimal: 2.22)

Despite the Astros being favorites, the model suggests closer odds, indicating a potentially tighter game than the sportsbooks suggest.

Recommended MLB Pick

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  • Pick: Washington Nationals (Moneyline)
  • Pitcher: Trevor Williams
  • Odds: +150
  • Value: Solid, with an adjusted Kelly Criterion value of 0.85

The model identifies value in a Nationals win, considering their competitive odds and the solid performance expected from their bullpen.

Conclusion: Astros vs Nationals Prediction

This Astros vs Nationals prediction underscores the importance of comprehensive analysis in sports betting. While the Astros appear as the favorites, the Nationals offer solid value, especially at home with potential bullpen advantages. Always ensure to shop for the best odds and consider using analytical tools and resources to enhance your betting strategy. For further insights and to make your own projections, access our MLB betting model available in Google Sheets. Always bet responsibly and strategically.

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