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St. Louis Cardinals vs Pittsburgh Pirates predictions, May 20, 2026

Yuriy Borshchenko

MLB, on Wednesday,

Score, Highlights

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As the St. Louis Cardinals prepare to host the Pittsburgh Pirates on May 20, 2026, both teams arrive with contrasting recent performances that could significantly influence the outcome. The Cardinals have shown commendable form, securing three victories in their last five outings, highlighting their strong offensive capabilities and resilience on home turf. In contrast, the Pirates have struggled recently, managing just one win in their past five games, underscoring potential weaknesses in their pitching and hitting consistency.

The bookmakers reflect this imbalance with odds of 1.86 for a Cardinals home win, compared to 1.99 for the Pirates. An analytical model gives the Cardinals a 52% chance of winning, while the Pirates sit at 48%, indicating a closely contested matchup. The Cardinals will likely seek to capitalize on their recent momentum and exploit any vulnerabilities in the Pirates’ lineup.

Both teams have their tactical strengths, with the Cardinals aiming for aggressive base running and solid defensive plays, while the Pirates must focus on tightening their pitching strategy to stay competitive. Ultimately, while the Cardinals appear favored, baseball’s unpredictability means that no outcome can be assured.

This preview is generated with the Welcome.Bet AI Insights Engine, combining form data, betting odds, and semantic SEO optimization to deliver relevant match analysis for fans and bettors alike from 2026-05-19T16:52:03+00:00.

St. Louis
51.8%		 Pittsburgh
48.2%

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Betting Odds

1 X 2
1.86 2.07
1.85 1.91

Latest Results

17.05.26 St. Louis Cardinals – Kansas City Royals – 0:2
16.05.26 St. Louis Cardinals – Kansas City Royals – 4:2
15.05.26 St. Louis Cardinals – Kansas City Royals – 5:4
14.05.26 Athletics Baseball – St. Louis Cardinals – 4:5
13.05.26 Athletics Baseball – St. Louis Cardinals – 6:2		 17.05.26 Pittsburgh Pirates – Philadelphia Phillies – 0:6
16.05.26 Pittsburgh Pirates – Philadelphia Phillies – 9:11
15.05.26 Pittsburgh Pirates – Philadelphia Phillies – 9:11
14.05.26 Pittsburgh Pirates – Colorado Rockies – 7:2
13.05.26 Pittsburgh Pirates – Colorado Rockies – 4:10

Facts

  • Two mid-table teams will face off this time (ranked 6 and 8).
  • In the last 5 head-to-head matches, St. Louis won 5.
  • St. Louis has had mixed results lately (last 5 games: 3 wins).
  • Pittsburgh is currently in poor form (in the last 5 games, wins – 1).
  • Recently, Pittsburgh has had a series of home games.
  • The chances of victory for both teams are nearly identical in this match.
  • In the last 20 head-to-head matches, St. Louis won 11 matches, drew 0 matches, lost 9 matches, and goals 74:76. (average 3.7:3.8).
  • Including home matches between the teams, St. Louis won 5 matches, drew 0 matches, lost 4 matches, and goals 31:30. (average 3.4:3.3).

    Latest Head To Head

    30.04.26 Pittsburgh Pirates – St. Louis Cardinals – 5:10
    29.04.26 Pittsburgh Pirates – St. Louis Cardinals – 4:5
    28.04.26 Pittsburgh Pirates – St. Louis Cardinals – 7:11
    27.04.26 Pittsburgh Pirates – St. Louis Cardinals – 2:4
    05.03.26 Pittsburgh Pirates – St. Louis Cardinals – 2:3

    Standings

    Main

    American League

    Pl W L PCT
    1 Tampa Bay Rays 46 31 15 223:188 0.674
    2 New York Yankees 48 29 19 244:175 0.604
    3 Cleveland Guardians 49 27 22 218:199 0.551
    4 Chicago White Sox 47 24 23 212:224 0.511
    5 Athletics 47 23 24 201:215 0.489
    6 Seattle Mariners 49 23 26 204:193 0.469
    7 Texas Rangers 47 22 25 177:175 0.468
    8 Minnesota Twins 48 22 26 225:228 0.458
    9 Toronto Blue Jays 47 21 26 194:206 0.447
    10 Baltimore Orioles 48 21 27 211:265 0.438
    11 Boston Red Sox 47 20 27 170:188 0.426
    12 Kansas City Royals 48 20 28 190:213 0.417
    13 Detroit Tigers 48 20 28 190:209 0.417
    14 Houston Astros 49 19 30 215:269 0.388
    15 Los Angeles Angels 48 17 31 188:247 0.354

    National League

    Pl W L PCT
    1 Atlanta Braves 48 32 16 250:164 0.667
    2 San Diego Padres 47 29 18 196:188 0.617
    3 Chicago Cubs 48 29 19 244:208 0.604
    4 Los Angeles Dodgers 48 29 19 248:155 0.604
    5 Milwaukee Brewers 45 27 18 227:160 0.600
    6 St.Louis Cardinals 46 27 19 208:205 0.587
    7 Philadelphia Phillies 48 25 23 204:220 0.521
    8 Pittsburgh Pirates 47 24 23 229:211 0.511
    9 Arizona Diamondbacks 46 23 23 210:217 0.500
    10 Cincinnati Reds 48 24 24 208:244 0.500
    11 Washington Nationals 48 23 25 262:284 0.479
    12 Miami Marlins 48 22 26 213:214 0.458
    13 New York Mets 47 21 26 192:199 0.447
    14 San Francisco Giants 48 20 28 167:214 0.417
    15 Colorado Rockies 48 19 29 206:249 0.396

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