Mariners vs Brewers Prediction, Picks & Odds for Today's MLB Game

Colby Marchio - Contributor at Covers.com
Colby Marchio • Betting Analyst 7+ years betting experience
Updated: Aug 19, 2026 , 01:43 PM ET • 4 min read

The Mariners own a 120 wRC+, .338 wOBA, and .766 OPS in their last six games, making them an interesting play tonight against the Brewers.

MLB

Match starts: 3 hrs
SEA
35 %
MIL
65 %
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Logan Gilbert Seattle Mariners MLB
Photo By - Reuters Connect. Seattle Mariners starting pitcher Logan Gilbert comes off the field.

We're heading up to cheese country! 

Here is my Mariners vs. Brewers predictions and MLB picks for Wednesday, Aug. 19.

After the Brewers put up 22 runs on the Mariners, Seattle looks to get back on track tonight, and they're +105 to rebound.

Who will win Mariners vs Brewers today: Mariners (+105)

It will be extremely tough for the Milwaukee Brewers to replicate their 22-run outing from last night, which is partly why the Mariners are well-positioned to bounce back after their embarrassing 22-0 Tuesday loss. That marked the most lopsided win since 1887.

Seattle rolls with Logan Gilbert on the bump this evening, and he's been lights out on the road and overall this season. Gilbert owns a 2.90 xERA and 0.99 WHIP while allowing just a 33.75% hard-hit rate and 8.75% barrel rate across his last five starts.

On the other side, Milwaukee sends Dustin May to the mound, and he's been just as good over his last five outings, minus a 4.36 xERA, 10.17% walk rate, and 43.42% hard-hit rate allowed.

Despite the Brewers' offensive explosion last night, they've posted just an 87 wRC+, .300 wOBA, and .121 ISO over their last 12 games. Meanwhile, the Mariners have been turning it up over the past week, posting a 120 wRC+, .338 wOBA, and .766 OPS.

Covers COVERS INTEL: Jackson Chourio has maintained a .538 SLG, .905 OPS, .269 ISO while genertating a 55.6% hard-hit rate and 16.7% barrel rate over his last 30 at-bats versus right-handed pitching. 

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Mariners vs Brewers Over/Under pick: Under 7.5 (-137)

After last night's thumping, this evening should be far less high-scoring, especially with Gilbert and May on the mound.

Both hurlers own at least a 3.64 xERA and 1.25 WHIP. The Mariners should be able to get on top of May's offerings this evening, but don't expect anywhere near the same level of run production from the other side.

Gilbert is simply too locked in right now, posting a 2.29 ERA and 0.97 WHIP while allowing just a 38% hard-hit rate.

The Under is firmly in play. Don't pay more than this current price tag.

Mariners vs Brewers home run prediction: Jake Bauers (+365)

Jake Bauers has been white hot, and he's the best option in this matchup. The Milwaukee first baseman owns a .647 SLG, .265 ISO, 51.9% hard-hit rate, and 14.8% barrel rate over his last 10 games. He's logged five extra-base hits in that stretch too, though falling short of clearing the fence is a concern. However, there wasn't a close second among the other hitters who stood out as a strong home run candidate.

Bauers owns an elite rating on Batters-Box's current-season dataset. He covers 85.7% of Logan Gilbert's pitch mix and goes yard 21.74% of the time when rated elite this season.

Take this down to +350.

Colby Marchio's 2026 Transparency Record
  • MLB Season: 414-799, -5.8 units
  • Home Runs: 105-363, +17.7 units

Mariners vs Brewers weather

This game is being played in a dome.

Mariners vs Brewers odds

  • Moneyline: Mariners +105 | Brewers -121
  • Run line: Mariners +1.5 (-200) | Brewers -1.5 (+180)
  • Over/Under: Over 7.5 (+124) | Under 7.5 (-137)

Mariners vs Brewers trend

The Seattle Mariners have covered the first five innings run line in five of their last seven games (+2.50 Units / 27% ROI).

Find more MLB betting trends for Mariners vs. Brewers.

How to watch Mariners vs Brewers and game info

Location American Family Field, Milwaukee, WI
Date Wednesday, Aug. 19, 2026
First pitch 7:40 p.m. ET
TV Brewers.TV, Mariners.TV
Mariners starting pitcher Logan Gilbert
(9-7, 3.28 ERA)
Brewers starting pitcher Dusty May
(6-7, 4.13 ERA)

Mariners vs Brewers latest injuries

Odds are correct at the time of publishing and are subject to change.
Not intended for use in MA.
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Colby Marchio
Betting Analyst

Colby Marchio is a two-time DePaul alum and former Division 1 (club) baseball player who has been sports betting since 2019. Since graduating in 2021, he has worked throughout the media circuit, hosting and appearing on various television and radio shows while making countless guest appearances discussing Major League Baseball, college basketball, college football, and the National Football League.

A self-proclaimed numbers nerd, Colby may enjoy digging through the data even more than winning itself. That passion is why his two favorite sports to cover are college basketball and Major League Baseball. 

As for his favorite sportsbook, it is whichever one has the best price, or whichever one is not taxing him as an Illinois resident. 

You can find all of his plays and more @ColbyMBets on Twitter/X.

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