Mariners vs Brewers Prediction 8/20/2026 Today’s MLB Picks

In this article we will formulate a Mariners vs Brewers prediction for this MLB game on Thursday, August 20th at American Family Field in Milwaukee, Wisconsin. Let’s take a look at the prediction for this MLB matchup. 

Seattle Mariners Betting Preview

The Seattle Mariners are 60-67 this year after they split the first two games by scores of 0-22 and 7-5. In game two, Seattle scored seven runs in the first two innings, but failed to score over the last seven innings in the win. The Mariners recorded 10 hits and they committed two errors in the game, while they were led by Canzone, who went 2-4 with two RBIs. Gilbert allowed four hits and three earned runs over 5.0 innings for the win, while Munoz picked up the save. Prior to this series, Seattle won two out of three against the Astros, but lost two out of three against the Yankees before that. 

This season, Seattle has a 3.97 ERA with a 1.22 WHIP and a .247 opponent batting average, while they have scored 496 runs with a .230 batting average and a .310 on base percentage. Cole Young has led the Mariners with 15 home runs and 56 RBIs, while Dominic Canzone has added 19 home runs and 54 RBIs. The projected starting pitcher for Seattle is George Kirby, who is 8-9 with a 3.89 ERA and a 1.31 WHIP over 136.2 innings pitched this year. 

Milwaukee Brewers Betting Preview

The Milwaukee Brewers are 78-49 this season after they lost game two by a score of 5-7 last night. Milwaukee cut the deficit to 7-5 in the eighth inning, but couldn’t get any closer in the loss. The Brewers recorded eight hits in the game and they were led by Ortiz, who went 2-3 with one home run and four RBIs. May allowed seven hits and seven earned runs over 2.0 innings for the loss, while Hall threw three scoreless innings in relief. Prior to this series, Milwaukee won three out of four against the Dodgers, but lost all three against the Padres before that. 

This season, Milwaukee has a 3.46 ERA with a 1.16 WHIP and a .219 opponent batting average, while they have scored 635 runs with a .252 batting average and a .337 on base percentage. Jake Bauers has led the Brewers with 22 home runs and 72 RBIs, while Brice Turang has added 16 home runs and 75 RBIs. The projected starting pitcher for Milwaukee is Robert Gasser, who is 3-5 with a 4.54 ERA and a 1.24 WHIP over 73.1 innings pitched this season. 

Why the Milwaukee Brewers will win

• The Mariners have lost eight of their last nine road games following a road win.
• The Brewers have won each of their last five home games following a home loss.
• The Mariners have failed to cover the run line in 10 of their last 11 games following a road win.
• The Brewers have covered the run line in six of their last seven games against American League opponents following a loss.
• The Brewers have led after 5 innings in four of their last five home day games.
• The Brewers have led after 3 innings in four of their last five home day games.
• The Mariners have lost the first inning in four of their last five road games against National League opponents.

Why the Seattle Mariners will win

• The Mariners have won four of their last five road games after playing the previous day.
• The Brewers have failed to cover the run line in each of their last five home games against American League opponents after playing the previous day.
• The Mariners have covered the run line in four of their last five games after playing the previous day.
• The Brewers have trailed after 5 innings in three of their last four day games against AL West opponents that held a losing record.
• The Brewers have trailed after 3 innings in three of their last four games against AL West opponents that held a losing record.

Total Runs Facts

• Four of the Mariners’ last five road games have gone OVER the total runs line.
• Four of the last five games between the Mariners and Brewers at American Family Field have gone OVER the total runs line.
• There has been at least one run scored in the first inning in each of the Brewers’ last six games at American Family Field.
• There has been at least one run scored in the first inning in each of the Mariners’ last five road games.

Milwaukee Brewers Player Prop Facts

• Jackson Chourio has recorded at least one hit in each of his last 11 appearances against AL West opponents that held a losing record.
• David Hamilton has hit a home run in each of his last two home appearances against AL West opponents that held a losing record.

Seattle Mariners Player Prop Facts

• George Kirby has recorded five or more strikeouts in six of his last seven appearances against NL opponents.
• George Kirby has recorded a win in three of his four previous road appearances against NL Central opponents.
• Josh Naylor has recorded at least one hit in each of his last 14 appearances in day games.
• Randy Arozarena has hit a home run in four of the Mariners’ last six day games against opponents that held a winning record.

Mariners vs Brewers Prediction

Milwaukee had their small winning streak snapped on Wednesday night, but they had plenty of baserunners and could have easily tied the game. The Brewers are 42-23 at home this year, while the Mariners are 27-38 on the road. Seattle has also won three of their last four games and they have scored 7+ runs in three of their last five. The Mariners are starting Kirby, who has allowed 5+ earned runs in two of his last four starts, while Gasser has allowed three earned runs or fewer in five straight outings. Take Milwaukee to win here.

David Racey's Pick: Brewers ML