Predictions for Nationals vs. Diamondbacks: Score Projection, Over/Under Pick & Odds – June 18

Tuesday’s game at Nationals Park has the Washington Nationals (35-36) going head to head against the Arizona Diamondbacks (35-37) at 6:45 PM ET (on June 18). Our computer prediction projects a narrow 5-4 victory for the Nationals, so it should be a competitive matchup.

Place your bets on any MLB matchup at BetMGM, and sign up with our link for a first-time deposit bonus!

Nationals vs. Diamondbacks Matchup Info

MLB is back on Apple TV+! Watch two live games every week, daily coverage, and more.

Nationals vs. Diamondbacks Predictions

  • Score Prediction: Nationals 5, Diamondbacks 4
  • Total Prediction: Under 9 runs

Bet on this or any MLB matchup at BetMGM

Nationals vs. Diamondbacks Betting Lines

Nationals vs Diamondbacks Betting Information
Favorite Favorite Moneyline Underdog Moneyline Total Over Total Odds Under Total Odds
Nationals -122 +102 9 -110 -110

Get tickets for any MLB game this season at Ticketmaster!

Nationals Betting Insights

  • Washington has been chosen as the favorite in eight games this year, and has walked away with the win six times (75%) in those games.
  • The Nationals have yet to lose in four games when named as moneyline favorite of -122 or better.
  • Washington and its opponents have hit the over in 32 of 71 games with a total set by oddsmakers this season.
  • The Nationals had a 3-1 record across the four games they were favored on the moneyline in their past 15 matchups.
  • Over its past 15 matchups (all 15 of them had set totals), Washington and its opponents combined to hit the over seven times.

Diamondbacks Betting Insights

  • Arizona has won 13 of the 35 games it was the moneyline underdog this season (37.1%).
  • The Diamondbacks have a record of 9-15 when they have played as a moneyline underdog with odds of +102 or longer (37.5%).
  • Arizona has played in 72 games with a set over/under, and it has combined with its opponents to go over the total 35 times (35-34-3).
  • In six games over their past 15 matchups when set as underdogs by bookmakers, the Diamondbacks had a record of 3-3.
  • In its past 15 games with a total, Arizona and its opponents have failed to hit the over three times.

Catch MLB action all season long on ESPN+!

Read More About This Game

Nationals vs. Diamondbacks Probable Pitchers

Nationals’ Starting Pitcher: Jake Irvin

  • The 27-year-old has pitched in 14 games this season with a 3.00 ERA and 7.7 strikeouts per nine innings with a batting average against of .225.
  • This will be Jake Irvin’s first game as the moneyline favorite this season.
  • In games Irvin has started, his team is 5-9.
  • In games Irvin has started this season, the teams are 6-8-0 at hitting the over.

Diamondbacks’ Starting Pitcher: Slade Cecconi

  • Over nine games this season, the 24-year-old has amassed a 6.70 ERA and 6.7 strikeouts per nine innings, while allowing a batting average of .276 to his opponents.
  • The Diamondbacks have been the moneyline underdog in six of Cecconi’s starts this season, and they went 4-2 in those matchups.
  • Cecconi’s team has won four of his eight starts.
  • Cecconi’s starts with a set total this season have hit the over in two of eight games.

Rep your team with officially licensed MLB gear! Head to Fanatics to find jerseys, shirts, and much more.

Nationals’ 2024 Performance

Split Record
Overall 35-36
Home 16-17
Road 19-19
One-Run Games 6-10
Scoring 5+ Runs 24-6

Diamondbacks’ 2024 Performance

Split Record
Overall 35-37
Home 19-18
Road 16-19
One-Run Games 11-7
Scoring 5+ Runs 26-6

Not all offers available in all states, please visit BetMGM for the latest promotions for your area. Must be 21+ to gamble, please wager responsibly. If you or someone you know has a gambling problem, contact 1-800-GAMBLER.

Shared content written by the Lineups Staff!

Hot MLB Stories