Friday

Baseball

Seneca Valley at Plum, 4 p.m.

Knoch at Shady Side Academy, 3:30 p.m.

Pine-Richland at North Catholic, 3:30 p.m.

Union/A-C Valley at Clarion-Limestone, 4 p.m.

Mercyhurst Prep at Slippery Rock, 4 p.m.

Softball

Butler at North Allegheny, 6 p.m.

Seneca Valley at Pine-Richland, 4 p.m.

Franklin Regional at Mars, 3:45 p.m.

Union/A-C Valley at Clarion-Limestone, 4:15 p.m.

Boys Lacrosse

Trinity at Butler, 7 p.m.

Upper St. Clair at Mars, 7 p.m.

Allderdice at Freeport, 4 p.m.

Girls Lacrosse

Butler at Hempfield, 7:30 p.m.

Boys Tennis

Riverside at Seneca Valley, 4 p.m.

North Hills at Knoch, 3:30 p.m.

College Baseball

Slippery Rock at Indiana (Pa.), 1 p.m.

Saturday

Softball

Slippery Rock at Sharpsville, 11 a.m.

Boys Lacrosse

Trinity at Mars, 11:30 a.m.

Boys Volleyball

Butler at Peters Township Tournament, 8 a.m.

Mars at Seneca Valley Tournament, 8 a.m.

College Baseball

Indiana (Pa.) at Slippery Rock, 1 p.m.

College Softball

Pitt-Johnstown at Slippery Rock, 1 p.m.

Allegany (Md.) at Butler County Community College, 1 p.m