MLB Game Preview: Houston Astros (13-21) vs. Boston Red Sox (13-20)

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Venue: Fenway Park — Boston, Massachusetts

First Pitch: 1:35 PM ET / 12:35 PM CT / 10:35 AM PT

Surface: Natural grass

Broadcast: NESN, AT&T SportsNet Southwest, MLB.TV

WEATHER REPORT — FENWAY PARK

Temperature: 61–64°F at first pitch

Wind: Blowing out to left at 8–12 mph — boosts right‑handed pull power

Humidity: 52%

Precipitation: <10% chance

Ballpark Impact:

Fenway already favors doubles and extra‑base hits

Wind out increases HR probability by 10–15%

Expect moderate scoring, especially from right‑handed hitters

INJURY REPORT

Houston Astros

Yordan Álvarez (DH/LF)Probable, minor oblique tightness

Kyle Tucker (RF)Questionable, wrist soreness

Justin Verlander (SP)Out, shoulder management

Ryan Pressly (RP)Out, elbow inflammation

Boston Red Sox

Triston Casas (1B)Out, rib fracture

Rafael Devers (3B)Probable, hamstring tightness

Brayan Bello (SP)Out, forearm strain

Kenley Jansen (CL)Questionable, back stiffness

TEAM RECORDS & PERFORMANCE

Houston Astros (13–21)

Run Differential: -22

Road Record: 6–11

Last 10 Games: 3–7

Offense: 4.12 runs/game

Pitching: 4.89 ERA

Bullpen: 4.71 ERA (bottom‑third MLB)

Boston Red Sox (13–20)

Run Differential: -17

Home Record: 7–10

Last 10 Games: 4–6

Offense: 4.01 runs/game

Pitching: 4.66 ERA

Bullpen: 4.52 ERA (bottom‑third MLB)

RECENT TEAM FORM

Houston Astros

Offense inconsistent: 3.8 runs/game over last 8

Rotation struggling to reach 6 innings

Bullpen unreliable without Pressly

Bregman and Álvarez carrying most of the load

Boston Red Sox

Offense showing signs of life: 4.6 runs/game over last 7

Pitching staff allowing too many early deficits

Devers heating up; Story showing improved discipline

Bullpen shaky, especially if Jansen unavailable

PROBABLE STARTING PITCHERS

Houston — Framber Valdez (LHP)

2026 Season: 2–3, 4.11 ERA, 1.29 WHIP

Strengths: Ground‑ball machine, elite curveball

Weaknesses: Occasional command lapses, vulnerable when behind in counts

Vs. Red Sox: 3.60 career ERA

Boston — Kutter Crawford (RHP)

2026 Season: 2–4, 4.38 ERA, 1.26 WHIP

Strengths: Cutter/slider mix, induces weak contact

Weaknesses: HR susceptibility vs. lefties

Vs. Astros: 4.55 career ERA

KEY PLAYER MATCHUPS

1. Yordan Álvarez (HOU) vs. Kutter Crawford (BOS)

Álvarez crushes right‑handed pitching

Crawford’s cutter can leak into Álvarez’s power zone Edge: Astros

2. Rafael Devers (BOS) vs. Framber Valdez (HOU)

Devers handles left‑handed breaking balls well

Valdez must keep the ball down to avoid damage Edge: Even

3. Alex Bregman (HOU) vs. Fenway’s Green Monster

Bregman’s line‑drive profile thrives at Fenway

Expect doubles and high‑quality contact Edge: Astros

4. Bullpen Battle

Both units struggling

Houston slightly worse without Pressly Edge: Red Sox (slight)

SERIES HISTORY

2025–26 Season Series: Red Sox lead 2–1 entering this game

Last 10 Meetings: Red Sox lead 6–4

At Fenway Park: Red Sox have won 5 of last 7

Games between these teams often trend high‑scoring in Boston.

BETTING TRENDS

Houston Astros

2–7 in last 9 road games

Over is 6–3 in last 9

1–6 in last 7 vs. AL East

Boston Red Sox

4–1 in last 5 home games vs. Houston

Over is 5–2 in last 7 at Fenway

Game Odds

Houston Astros                 8.5

Boston Red Sox                 – 163

Odds Courtesy of Sports Odds Direct as of Saturday, May 2, 2026