PITTSBURGH (Interstat) — The St. Louis Cardinals aim for a three-game sweep of the Pittsburgh Pirates on Wednesday night at PNC Park, where rain and temperatures near 58 degrees are in the forecast.

Right-hander Andre Pallante (2-2) is scheduled to start for St. Louis (16-13). The Pirates counter with righty Bubba Chandler (1-2). First pitch is set for 6:40 p.m. EDT.

The Cardinals have won the first two games of the series, including an 11-7 slugfest Tuesday in which Kyle Leahy earned the win with 5⅓ innings of three-run ball. St. Louis has won four of its last five, while Pittsburgh (16-14) has dropped three straight.

Cardinals at Pirates Wednesday, 6:40 p.m. EDT

Pitching matchup: St. Louis RHP Andre Pallante (2-2) vs. Pittsburgh RHP Bubba Chandler (1-2)

Weather: 58°F, rain likely

Series: St. Louis leads 2-0

Players to watch:

For the Cardinals, Kyle Leahy has been steady despite Tuesday’s high-hit outing. Over his last five starts, he has a 4.38 ERA with 21 strikeouts in 24⅓ innings. He faced the Pirates on April 28 and also on April 5 at Detroit, where he tossed five innings of two-run ball.

For Pittsburgh, Ryan O’Hearn delivered a home run and three RBIs in Tuesday’s loss, going 2-for-4. However, he is hitting just .207 (6-for-29) over his last seven games.

Betting line: Pittsburgh is a -1.5 run-line favorite, according to Interstat. The over/under is 8½ runs. Interstat’s ELO model gives the Pirates a 53.3 percent win probability and projects a 6-5 final.

Recent results:

St. Louis: 11-7 win vs. Pittsburgh (Tuesday); 4-2 win vs. Pittsburgh (Monday); lost two of three at Seattle.

Pittsburgh: 11-7 loss vs. St. Louis (Tuesday); 4-2 loss vs. St. Louis (Monday); won two of three at Milwaukee.

Up next:

St. Louis visits Pittsburgh again Thursday before returning home for a three-game set with the Los Angeles Dodgers beginning Friday.

Pittsburgh hosts St. Louis on Thursday, then welcomes the Cincinnati Reds for a three-game weekend series starting Friday.