St. Louis Cardinals vs Chicago Cubs Prediction, 8/15/2026 MLB Picks, Best Bets & Odds

Game: St. Louis Cardinals vs Chicago Cubs

Date: Saturday, August 15, 2026

Location: Wrigley Field in Chicago, IL

TV: Marquee

Odds/Point Spread: St. Louis (+102) Chicago (-122)

The St. Louis Cardinals (61-60) are on their way to Wrigley Field on Saturday where they will try to beat the Chicago Cubs (71-51). The odds on this game have St. Louis at +102 and Chicago is coming in at -122. The total is 8. The pitchers taking the mound are Michael McGreevy and Matthew Boyd.

St. Louis has a slugging percentage of .379 and have been rung up 933 times, while being walked on 393 occasions. They have accounted for 516 RBI's as well as 974 hits this year, and their average at the plate comes in at .241. The Cardinals have accrued 171 two-baggers as a team and have hit 122 baseballs out of the stadium. They have racked up 529 runs scored while holding a team on-base percentage of .316. As a unit, the St. Louis Cardinals are putting up 4.4 runs per game, which puts them at 19th in the league.

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The Cardinals have compiled a team earned run average of 4.07 this year (12th in baseball), and they have rung up 923 batters. Cardinals pitchers have allowed 118 long balls and 530 runs in total (13th in the league). Their pitching staff has walked 412 hitters and their FIP comes in at 4.10 as a team on the campaign. St. Louis has surrendered 1,036 hits (8.6 per 9 innings) as well as 489 earned runs. Their K/BB ratio is 2.24 and their pitching staff has a collective WHIP of 1.34.

The Cardinals relief pitchers have a save percentage of 61.4% and have come into the game in 140 save situations. They have compiled 35 saves this year and have blown 22 out of their 57 save opportunities. The relievers have inherited 189 runners this season and 36.0% of those runners crossing home plate. Cardinals pitchers have come into the game with players on base 128 times as well as having 152 appearances in high leverage situations. The Cardinals have dispatched 405 relievers to the mound so far this season. The relievers are sitting with 79 holds for the year (5th in the league).

The St. Louis Cardinals have accounted for 3,241 putouts at this point in the season, as well as 1,139 assists and 53 errors. Their fielding percentage is currently at .988 which has them ranked 5th in the majors, and they have turned 120 double plays. The Cardinals have turned 69.4% of balls in play into outs out of 9,723 innings, which has them sitting 21st in professional baseball.

McGreevy has pitched in 244 innings and is sitting with 161 strikeouts during his career. McGreevy (15-13 career mark) has earned a FIP of 3.74 and he has gone up against 999 hitters during his time in the majors. His ERA is 3.80 (103 earned runs allowed) and his WHIP is 1.196. He has allowed 238 hits (8.8 hits per 9 innings) and has had 54 free passes.

Chicago has knocked in 155 home runs over the course of the season and 597 runs batted in. They have tallied 205 two-baggers, while taking a walk 521 times and recording 634 runs. The Chicago Cubs have a team on-base percentage of .339 and a team batting average of .249 on the campaign. The Cubs have a team slugging percentage of .418 and they average 5.20 runs per contest (2nd in baseball). They have been called out on strikes on 1,052 occasions (8th in MLB) and have notched a total of 1,045 base hits.

The Cubs hold a team WHIP of 1.257 and are the owners of a FIP of 4.64 as a squad on the campaign. Their strikeout to walk ratio sits at 7.70 (937 strikeouts against 358 walks). They have a ranking of 20th in the league as a staff in total hits relinquished with 1,011. They have surrendered 182 homers and they relinquish 4.35 runs per 9 innings (11th in the league). The Chicago pitching staff have allowed 526 runs for the year while holding an ERA of 4.11 (497 earned runs relinquished).

Chicago relief pitchers hold an inherited score percentage of 30.4% out of their 168 inherited runners. Their relief pitchers have come in 119 times in high leverage situations and also on 120 occasions with runners on base. With 97 save situations, the Cubs have 44 holds in addition to 19 blown saves. They are currently ranked 20th in the league with a save rate of 59.6%, and they have dispatched 390 relievers onto the diamond on the year.

Out of their 9,807 innings on the diamond, the Cubs are sitting with a defensive efficiency of 71.8% (3rd in MLB). The Chicago Cubs have gotten 94 double plays and hold a fielding percentage of .990 (2nd in pro baseball). The Cubs have accrued 1,135 assists, 46 errors and have accumulated 3,269 putouts during this campaign.

In his career, Boyd has given up 1,127 base hits and he has 1,111 punch outs in 1,167 innings pitched. Boyd (68-78 career mark) has earned a 4.50 earned run average while giving up 8.7 hits per nine innings. He has allowed 584 earned runs while holding a WHIP of 1.273 and being the owner of a FIP of 4.4. His strikeout to walk ratio is 3.09 and he has faced 4,943 hitters so far in his career.

Who will win tonight's MLB game against the spread or moneyline?

Guy Bruhn's Pick: Take Chicago (-122)

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