| Date | Location | Result | |
| Nov 07, 1998 | San Angelo, Texas | Angelo State 3, Midwestern State 1 (15-9,10-15,15-13,15-12) | Box score |
| Nov 06, 1998 | Abilene, Texas | Abilene Christian 3, Midwestern State 2 (9-15,14-16,15-9,15-8,15-13) | Box score |
| Nov 05, 1998 | Wichita Falls, Texas | Central Okla. 3, Midwestern State 0 (15-3,16-14,15-5) | Box score |
| Oct 31, 1998 | Wichita Falls, Texas | Eastern N.M. 3, Midwestern State 1 (8-15,16-14,15-10,15-12) | Box score |
| Oct 30, 1998 | Wichita Falls, Texas | West Texas A&M 3, Midwestern State 0 (15-13,15-5,15-9) | Box score |
| Oct 28, 1998 | Dallas, Texas | Midwestern State 3, Dallas Baptist 2 (12-15,15-12,15-10,12-15,15-7) | Box score |
| Oct 24, 1998 | Emporia, Kan. | Henderson State 3, Midwestern State 2 (15-12,13-15,15-10,5-15,15-11) | Box score |
| Oct 24, 1998 | Emporia, Kan. | Midwestern State 3, Park College 0 (15-5,15-7,15-7) | Box score |
| Oct 23, 1998 | Emporia, Kan. | Rockhurst 3, Midwestern State 0 (15-9,15-2,15-4) | Box score |
| Oct 23, 1998 | Emporia, Kan. | Emporia State 3, Midwestern State 1 (15-7,13-15,15-10,15-6) | Box score |
| Oct 20, 1998 | Stephenville, Texas | Tarleton State 3, Midwestern State 1 (11-15,15-1,15-5,15-6) | Box score |
| Oct 17, 1998 | Wichita Falls, Texas | Midwestern State 3, Texas A&M-Kingsville 2 (17-19,15-10,15-6,12-15,15-9) | Box score |
| Oct 13, 1998 | Wichita Falls, Texas | Cameron 3, Midwestern State 0 (15-12,15-7,15-13) | Box score |
| Oct 09, 1998 | Wichita Falls, Texas | Midwestern State 3, Southeastern Okla. 1 (15-6,12-15,15-4,15-1) | Box score |
| Oct 07, 1998 | Wichita Falls, Texas | Midwestern State 3, Tarleton State 1 (15-11,13-15,15-9,15-10) | Box score |
| Oct 03, 1998 | Portales, N.M. | Eastern N.M. 3, Midwestern State 2 (3-15,5-15,15-0,15-4,15-11) | Box score |
| Oct 02, 1998 | Canyon, Texas | West Texas A&M 3, Midwestern State 0 (15-7,15-7,15-12) | Box score |
| Sep 30, 1998 | Fort Worth, Texas | Texas Wesleyan 3, Midwestern State 2 (6-15,13-15,15-11,15-9,16-14) | Box score |
| Sep 26, 1998 | Kingsville, Texas | Texas A&M-Kingsville 3, Midwestern State 0 (15-13,15-4,15-8) | Box score |
| Sep 25, 1998 | Austin, Texas | St. Edward's 3, Midwestern State 1 (15-10,15-7,12-15,15-11) | Box score |
| Sep 23, 1998 | Wichita Falls, Texas | Angelo State 3, Midwestern State 0 (15-10,15-7,15-11) | Box score |
| Sep 19, 1998 | Wichita Falls, Texas | Midwestern State 3, Dallas Baptist 2 (7-15,15-4,15-10,11-15,15-11) | Box score |
| Sep 18, 1998 | Wichita Falls, Texas | Midwestern State 3, Abilene Christian 2 (14-16,7-15,15-7,15-13,15-9) | Box score |
| Sep 15, 1998 | Durant, Okla. | Midwestern State 3, Southeastern Okla. 1 (15-6,15-10,14-16,15-13) | Box score |
| Sep 12, 1998 | Springfield, Mo. | Arkansas Tech 3, Midwestern State 2 (15-11,9-15,13-15,16-14,15-4) | Box score |
| Sep 12, 1998 | Springfield, Mo. | Missouri Western 3, Midwestern State 1 (15-8,6-15,15-12,15-11) | Box score |
| Sep 11, 1998 | Springfield, Mo. | Rockhurst 3, Midwestern State 0 (15-9,15-8,16-14) | Box score |
| Sep 11, 1998 | Springfield, Mo. | Midwestern State 3, Drury 1 (11-15,15-9,15-11,15-9) | Box score |
| Sep 08, 1998 | Lawton, Okla. | Cameron 3, Midwestern State 1 (15-6,15-5,13-15,15-12) | Box score |
| Sep 03, 1998 | Wichita Falls, Texas | Midwestern State 3, Texas Wesleyan 2 (11-15,15-11,11-15,15-3,15-8) | Box score |
| Sep 01, 1998 | Edmond, Okla. | Central Okla. 3, Midwestern State 0 (15-3,15-11,15-7) | Box score |