Football

Union/A-C Valley at Keystone, 7 p.m.

Boys Soccer

Baldwin at Butler, 8 p.m.

Seneca Valley at Pine-Richland, 7:30 p.m.

Knoch at Freeport, 7 p.m.

Armstrong at Mars, 7 p.m.

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

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

Greenville at Slippery Rock, 7:30 p.m.

Girls Soccer

Brockway at Karns City, 4 p.m.

Slippery Rock at Avonworth, 7:30 p.m.

Girls Volleyball

Butler at North Allegheny, 7:30 p.m,.

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

Freeport at Knoch, 7:15 p.m.

Armstrong at Mars, 7:15 p.m.

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

Slippery Rock at Titusville, 7:30 p.m.

Karns City at Clarion-Limestone, 7:30 p.m.

Redbank Valley at Moniteau, 7 p.m.

A-C Valley at Cranberry, 7 p.m.

Venango Catholic at Union, 7:15 p.m.

Girls Tennis

WPIAL doubles

Golf

Central Catholic, Fox Chapel, Sewickley Academy at Seneca Valley, 10 a.m.

Freeport at Jeannette, 3:30 p.m.

FootballWestinghouse at Butler, 7 p.m.Canon-McMillan at Seneca Valley, 7:30 p.m.Knoch at Mars, 7 p.m.East Allegheny at Freeport, 7 p.m.North Catholic at South Park, 7 p.m.Kane at Karns City, 7 p.m.Moniteau at DuBois, 7 p.m.Hickory at Slippery Rock, 7 p.m.Girls SoccerKnoch at Kiski Area, noon

FootballSteel Valley at Summit Academy, 12:30 p.m.College FootballSlippery Rock at Edinboro, 2 p.m.Cross CountryFreeport at SRU Invitational, 4 p.m.Girls VolleyballMoniteau at Kane TournamentA-C Valley at West Shamokin TournamentBoys SoccerButler at Knoch, 10 a.m.Mars at Mt. Lebanon, 12:30 p.m.Punxsutawney at Karns City, 11 a.m.Girls SoccerPine-Richland at Seneca Valley, 11 a.m.Mars at South Fayette, 1:30 p.m.Freeport at ValleyHopewell at North Catholic, 12:30 p.m.