The Triple-A Norfolk Tides play on the road against the Durham Bulls, and the Double-A Bowie Baysox face the Harrisburg Senators at Prince George's Stadium.
The Single-A Frederick Keys take on the Wilmington Blue Rocks, and the Single-A Delmarva Shorebirds host the Lakewood BlueClaws at Arthur W. Perdue Stadium.
The short-season Single-A Aberdeen IronBirds wrap up the 2009 season with a game against the Tri-City ValleyCats at Ripken Stadium.
Record: (70-70)
Opponent
at Durham Bulls (5:05 p.m.)
Probable pitchers
Norfolk: David Pauley (9-12, 4.45 ERA)
Durham: TBABowie Baysox (AA)
Record: (72-68)
Opponent
Harrisburg Senators (2:05 p.m.)
Probable pitchers
Bowie: Steve Johnson (2-2, 3.16 ERA)
Harrisburg: Jeff Mandel (4-1, 2.93 ERA)
Record: (33-35 in the second half, 64-73 overall)
Opponent
at Wilmington Blue Rocks (1:35 p.m.)
Probable pitchers
Frederick: Chorye Spoone (0-1, 6.57 ERA)
Wilmington: Michael Montgomery (3-1, 2.35 ERA)
Record: (30-35 in the second half, 66-68 overall)
Opponent
Lakewood BlueClaws (6:05 p.m.)
Probable pitchers
Delmarva: Cole McCurry (6-8, 2.80 ERA)
Lakewood: Trevor May (3-1, 2.74 ERA)
Record: (29-44)
Opponent
Tri-City ValleyCats (2:35 p.m.)
Probable pitchers
Aberdeen: Tyler Sexton (2-7, 3.67 ERA)
Tri-City: Brandt Walker (1-6, 8.02 ERA)