Marlins vs. Nationals prediction: Why Washington is favored to win Tuesday's MLB matchup [9/2/2025]

The Washington Nationals will take on the Miami Marlins in MLB action at Nationals Park on Tuesday, starting at 6:45PM ET.

The Nationals will start Cade Cavalli (1-1, 5.11 ERA), while the Marlins have opted for Adam Mazur (0-1, 5.59 ERA).

Based on updated simulations, Dimers' proven MLB model projects the Nationals as the most likely winner of today's game.

For a closer look at Tuesday's matchup, including best bets and picks, visit our interactive Marlins vs. Nationals predictions page.

Nationals vs. Marlins prediction: Who will win, cover the run line?

Using powerful machine learning and data, we have simulated the outcome of Tuesday's MLB matchup between the Marlins and Nationals 10,000 times as part of our MLB predictions coverage.

Our independent predictive model gives the Nationals a 57% chance of defeating the Marlins.

According to our model, the Marlins (+1.5) have a 62% chance of covering the run line, while the 9-run over/under has a 55% chance of staying under.

Marlins vs. Nationals odds [9/2/2025]

We have researched the best MLB odds in America for this game, which are listed here:

Bet Type	Marlins	Nationals
Run Line	+1.5 (-189)	-1.5 (+160)
Moneyline	+108	-124
Total	o9 (-103)	u9 (-115)

All odds are correct at the time of publication and are subject to change.

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Marlins vs. Nationals picks and best bets

Our model's biggest edge in today's Marlins vs. Nationals matchup is on the moneyline.

Our expert predictions, aligned with the best odds, reveal the best MLB picks and MLB best bets for every game throughout the season.

Unlimited access to our complete suite of picks, including this one, is available via Dimers Pro.

Calling Our Shot's free MLB picks

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Marlins vs. Nationals game-day updates and essential details

Tuesday's MLB action between the Nationals and Marlins at Nationals Park is scheduled to begin at 6:45PM ET.

• Who: Miami Marlins vs. Washington Nationals
• Date: Tuesday, September 2, 2025
• Time: 6:45PM ET/3:45PM PT
• Venue: Nationals Park

Dimers.com's full preview of Tuesday's Marlins vs. Nationals matchup includes our prediction, picks and the latest betting odds.

Before making any Marlins vs. Nationals picks, be sure to check out the latest MLB predictions and betting advice from Dimers Pro.

Conclusion

We predict the Nationals, with a 57% win probability, will likely beat the Marlins on Tuesday.

AI and automation have enhanced this article to quickly deliver accurate Marlins vs. Nationals insights, with human oversight ensuring high editorial quality. Our predictions are sourced from up-to-date data to help you make informed decisions. For additional resources and advice on responsible gambling, please call 1-800-GAMBLER.

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