Monday, April 20
Golf
Aberdeen Roncalli at Sisseton Invitational
Flandreau Invitational
Softball
Groton at Arlington
Milbank at Elkton-Lake Benton
Tennis
Aberdeen Roncalli vs. Sioux Falls Roosevelt and Watertown at Watertown
Tuesday, April 21
Golf
Aberdeen Central at Huron Quadrangular
Webster Invitational
Softball
Castlewood at Madison
Deuel vs. Mobridge-Pollock and Redfield at Redfield
Sisseton at Clark-Willow Lake
Track and Field
Aberdeen Central at Brookings Alumni Meet
Orville Pfitzer Relays at Britton
Charger Invitational at Onida
Kiwanis Relays at Clear Lake
Big Dakota Conference at Mission
Wednesday, April 22
Baseball
Groton vs. Sisseton-Britton-Webster at Sisseton
Thursday, April 23
Golf
Aberdeen Roncalli at Milbank Invitational
Faulkton Invitational
Deuel Quadrangular
Softball
Arlington at Castlewood
Clark-Willow Lake and Deuel
Deubrook Area at Milbank
Tennis
Aberdeen Central vs. Brookings and Pierre at Pierre
Track and Field
Redfield Relays
Monarch Field Event Meet at Warner
Friday, April 24
NAHL Hockey
Playoffs
Bismarck at Aberdeen Wings, 7:15 p.m.
Baseball
Groton at Miller
Golf
Brandon Valley Invitational
Softball
Aberdeen Central at Rapid City Stevens and Rapid City Central
Milbank at Ortonville, Minn.
Tennis
Aberdeen Roncalli at Huron
Track and Field
Pierre Legion Relays
Watoma Relays at Watertown
Saturday, April 25
NAHL Hockey
Playoffs
Bismarck at Aberdeen Wings, 7:15 p.m.
Baseball
Aberdeen Smittys at Sioux Falls
Redfield at Parkston
Golf
Ipswich Invitational
Softball
Aberdeen Central at Spearfish and Sturgis
Deuel at Castlewood
Clark-Willow Lake at Bridgewater-Emery
Track and Field
Ipswich Tiger Relays
Sunday, April 26
Baseball
Clark at Redfield
Warner-Ipswich-Northwestern at Sioux Valley
Groton vs. Lennox and West Central at Lennox
Monday, April 27
Golf
Aberdeen Roncalli at Dakota Valley Invitational
Castlewood Invitational
Tennis
Aberdeen Central vs. Mitchell and Sioux Falls Washington at Mitchell
Softball
Clark-Willow Lake at Groton
Sioux Valley at Milbank
Tuesday, April 28
Golf
Aberdeen Central at Pierre Invitational
Webster Quadrangular
Softball
Aberdeen Central at Pierre
Deuel at Flandreau
Florence-Henry at Milbank
Tennis
Aberdeen Central vs. Sioux Falls Jefferson and Sioux Falls Roosevelt at Sioux Falls
Track and Field
Rob Luecke Invitational at Groton
Wednesday, April 29
Baseball
Watertown at Aberdeen Smittys, 5 p.m.
Clark vs. Sisseton-Britton-Webster at Britton
Thursday, April 30
Baseball
Miller at Warner-Ipswich-Northwestern
Golf
Hub City Invitational at Moccasin Creek Country Club
Lake Region Conference Tournament at Rolling Meadows
Softball
Florence-Henry at Castlewood
Clark-Willow Lake at Elkton-Lake Benton
Friday, May 1
Auto Racing
Brown County Speedway, 7 p.m.
Softball
Redfield at Mobridge-Pollock
Tennis
Aberdeen Roncalli at Sioux Falls Christian Invitational
Track and Field
Howard Wood Dakota Relays at Sioux Falls
O’Gorman Invitational
Saturday, May 2
Baseball
Sioux Falls at Aberdeen Smittys, Noon
Rapid City Central and Groton at Redfield
Warner-Ipswich-Northwestern at Sisseton-Britton-Webster
Clark vs. Flandreau at Sioux Falls
Softball
Northeast Conference Tournament at Redfield
Tennis
Aberdeen Roncalli at Sioux Falls Christian Invitational
Track and Field
Howard Wood Dakota Relays at Sioux Falls
Eureka Legion Relays
Sunday, May 3
Baseball
Warner-Ipswich-Northwestern at Miller
