Brewers vs. Mariners Dunkel MLB Picks, Predictions and Prop Bets - Aug. 18

The Milwaukee Brewers and Seattle Mariners square off on Tuesday at 7:40 p.m. ET, beginning a three-game series at American Family Field. Kyle Harrison (9-3, 2.99 ERA) will start for the Brewers, who are 77-48 this season and first in the NL Central. Bryce Miller (4-6, 3.39 ERA) is starting for the Mariners, who are 59-66 and third in the AL West.

The Brewers are moderate favorites on the moneyline (-181) at home over the Mariners (+158). The over/under for the Brewers-Mariners game is 7.5.

Brewers vs. Mariners Odds, Game Time

• Game day: Tuesday, August 18, 2026
• Game time: 7:40 p.m. ET
• Location: Milwaukee, Wisconsin
• Stadium: American Family Field
• Favorite: Brewers (-181)
• Underdog: Mariners (+158)
• Over/under: 7.5

How to Watch Brewers vs. Mariners

• TV Channel: BREW and SEAM
• Live Stream: Fubo (Watch for free)

Bet now on FanDuel Sportsbook!

Brewers vs. Mariners: Betting the Moneyline

• The Brewers have been the moneyline favorite 92 total times this season. They've gone 60-32 in those games.
• Seattle has won in nine, or 37.5%, of the 24 contests it has been named as odds-on underdogs in this year.
• This season Milwaukee has won 15 of its 22 games, or 68.2%, when favored by at least -181 on the moneyline.
• The Mariners have played as an underdog of +158 or more just one time this year and came away with a win in that game.
• Based on this contest's moneyline, the Brewers have an implied win probability of 64.4%.
• The Mariners have an implied victory probability of 38.8% according to the moneyline set for this matchup.

Brewers vs. Mariners: Betting the Spread & Total

• The Brewers have played in 125 games with a set over/under, and have combined with their opponents to go over the total 52 times (52-69-4).
• So far this season, Seattle and its opponents have hit the over in 60 of its 125 games with a total.
• The Brewers have collected a 65-60-0 record against the spread this season (covering 52% of the time).
• The Mariners are 46-79-0 against the spread in their 125 games with a line set by sportsbooks this season.