Monday

Baseball

Seneca Valley at Bethel Park, 4 p.m.

Shady Side Academy at Knoch, 5:30 p.m.

Hampton at Mars, 3:45 p.m.

Freeport at Deer Lakes, 4 p.m.

Moniteau at Clarion, 4:30 p.m.

Union at Clarion-Limestone, 4 p.m.

Brockway at A-C Valley, 4 p.m.

Meadville at Slippery Rock, 4 p.m.

Softball

Butler at Armstrong, 3:45 p.m.

Knoch at Mars, 3:45 p.m.

Redbank Valley at Karns City, 6 p.m.

Clarion at A-C Valley, 4 p.m.

Boys Lacrosse

Seneca Valley at Hampton, 7 p.m.

Girls Lacrosse

Butler at Knoch, 7 p.m.

North Catholic at Moon, 5:30 p.m.

Boys Volleyball

Meadville at Butler, 7:30 p.m.

Tuesday

Baseball

Mars at Hampton, 3:45 p.m.

North Catholic at South Park, 7 p.m.

Slippery Rock at Freeport, 3:45 p.m.

Oil City at Karns City, 7:30 p.m.

North Clarion at Moniteau, 5:30 p.m.

Softball

Fox Chapel at Butler, 4 p.m.

Seneca Valley at Franklin Regional, 4 p.m.

St. Joseph at Freeport, 4:15 p.m.

Titusville at Slippery Rock, 4 p.m.

Track and Field

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

Cranberry, Keystone at Union/A-C Valley, 4 p.m.

Redbank Valley at Moniteau, 4 p.m.

Hickory at Slippery Rock, 3:30 p.m.

Boys Lacrosse

Shady Side Academy at Butler, 6:30 p.m.

Freeport at Shaler, 7:15 p.m.

Knoch at North Catholic, 4 p.m.

Girls Lacrosse

Seneca Valley at Mars, 7:30 p.m.

Freeport at Indiana, 7 p.m.

Boys Volleyball

Fox Chapel at Butler, 7 p.m.

North Allegheny at Seneca Valley, 7:30 p.m.

Deer Lakes at Mars, 7:30 p.m.

North Catholic at Montour, 7:15 p.m.

Wednesday

Baseball

Butler at Moon, 4:15 p.m.

Freeport at Karns City, 5:30 p.m.

Keystone at A-C Valley, 4 p.m.

Slippery Rock at Conneaut Area, 4 p.m.

Softball

Knoch at Deer Lakes, 4 p.m.

Moniteau at Karns City, 4 p.m.

West Shamokin at Karns City, 6 p.m.

Track and Field

WPIAL team Championships at West Mifflin

Boys Lacrosse

Central Catholic at Seneca Valley, 7:45 p.m.

Girls Lacrosse

Butler at Villa Maria, 5:30 p.m.

Plum at Knoch, 7 p.m.

Freeport at Greensburg Salem, 5 p.m.

North Catholic at Franklin Regional, 7:30 p.m.

Boys Volleyball

Mars at North Hills, 7:30 p.m.

Thursday

Baseball

Shaler at Seneca Valley, 4 p.m.

Penn Hills at Knoch, 5:30 p.m.

Blackhawk at Mars, 3:45 p.m.

Softball

Seneca Valley at Moon, 3:30 p.m.

Freeport at Hampton, 4 p.m.

Keystone at Union, 4 p.m.

Cranberry at A-C Valley, 4 p.m.

Oil City at Slippery Rock, 4 p.m.

Track and Field

Moniteau, Union/A-C Valley at Redbank Valley Invitational

Slippery Rock at Grove City Invitational, 1:30 p.m.

Boys Lacrosse

Butler at Indiana, 7 p.m.

North Catholic at Hempfield, 7:30 p.m.

Girls Lacrosse

North Catholic at Seneca Valley, 7:15 p.m.

Shady Side Academy at Mars, 7:30 p.m.

Boys Volleyball

Seneca Valley at Butler, 7:30 p.m.

Friday

Baseball

Keystone at Moniteau, 5:30 p.m.

Brookville at Union, 4 p.m.

Softball

Brookville at Union, 4 p.m.

Saturday

Softball

Slippery Rock at Sharpsville, noon

Boys Volleyball

North Catholic at OLSH