Cardinals vs. Nationals Dunkel MLB Picks, Predictions and Prop Bets - Sept. 18

The St. Louis Cardinals and Washington Nationals clash on Friday at 8:15 p.m. ET, beginning a three-game series at Busch Stadium. Kyle Leahy (10-4, 3.33 ERA) will start for the Cardinals, who are 75-78 this season and fourth in the NL Central. Cade Cavalli (12-5, 3.12 ERA) is expected to start for the Nationals, who are 71-82 and fourth in the NL East.

With moneyline odds of -110 for the Cardinals and -110 for the Nationals, this could be a close contest. The total in this contest is set at 7.5.

Cardinals vs. Nationals Odds, Game Time

• Game day: Friday, September 18, 2026
• Game time: 8:15 p.m. ET
• Location: St. Louis, Missouri
• Stadium: Busch Stadium
• Favorite: Cardinals (-110)
• Underdog: Nationals (-110)
• Over/under: 7.5

How to Watch Cardinals vs. Nationals

• TV Channel: CARD and NATS
• Live Stream: Fubo (Watch for free)

Bet now on FanDuel Sportsbook!

Cardinals vs. Nationals: Betting the Moneyline

• The Cardinals have won 51% of the games this season when they were favored on the moneyline (26-25).
• Washington has been pegged as an underdog in 117 games this year and has walked away with the win 49 times (41.9%) in those games.
• St. Louis is 26-27 this season when entering a game favored by -110 or more on the moneyline.
• The Nationals have a win-loss record of 49-68 when favored by -110 or worse by bookmakers this year.
• The Cardinals have an implied moneyline win probability of 52.4% in this game.
• The moneyline set for this matchup implies the Nationals have a 52.4% chance of walking away with the win.

Cardinals vs. Nationals: Betting the Spread & Total

• The Cardinals have had an over/under set by oddsmakers 153 times, and have combined with opponents to go over the total in 68 of those games (68-75-10).
• Washington and its opponents have gone over the total this season in 80 of its 153 opportunities.
• The Cardinals have an 84-69-0 record against the spread this season (covering 54.9% of the time).
• The Nationals are 85-68-0 against the spread in their 153 games that had a posted line this season.