| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 9 | 0.000 | (0,0) | 0.000 | --bye-- |
| 1 | 7 | 0.500 | (1,0) | -0.500 | CS Sacramento | 20 to 3 | 518 | 138 |
| 2 | 662 | -1.985 | (2,0) | -2.985 | Montana St | 30 to 24 | 689 | 33 |
| 3 | 65 | 1.444 | (3,0) | 0.444 | Drake | 37 to 21 | 244 | 147 |
| 4 | 29 | 1.819 | (3,0) | 0.819 | --bye-- |
| 5 | 46 | 1.704 | (4,0) | 0.704 | Mercyhurst | 51 to 7 | 276 | 267 |
| 6 | 39 | 1.803 | (5,0) | 0.803 | Youngstown St | 35 to 30 | 130 | 125 |
| 7 | 35 | 1.811 | (6,0) | 0.811 | Northern Iowa | 31 to 3 | 205 | 228 |
| 8 | 43 | 1.653 | (7,0) | 0.653 | Murray St | 35 to 14 | 324 | 296 |
| 9 | 61 | 1.500 | (7,1) | 0.750 | N Dakota St | 7 to 38 | 37 | 47 |
| 10 | 79 | 1.309 | (7,2) | 0.753 | Indiana St | 12 to 24 | 150 | 189 |
| 11 | 98 | 1.193 | (7,3) | 0.793 | South Dakota | 17 to 24 | 95 | 79 |
| 12 | 103 | 1.152 | (7,4) | 0.879 | Illinois St | 21 to 35 | 88 | 63 |
| 13 | 98 | 1.180 | (8,4) | 0.846 | North Dakota | 34 to 31 | 136 | 117 |
| 14 | 84 | 1.242 | (9,4) | 0.857 | New Hampshire | 41 to 3 | 155 | 149 |
| 15 | 89 | 1.212 | (9,5) | 0.926 | Montana | 29 to 50 | 45 | 45 |
| 16 | 87 | 1.220 | (9,5) | 0.934 | --bye-- |
| 17 | 86 | 1.234 | (9,5) | 0.948 | --bye-- |
| 18 | 87 | 1.236 | (9,5) | 0.950 | --bye-- |
| 19 | 86 | 1.235 | (9,5) | 0.950 | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |