2023 Monster Energy AMA Supercross Championship Anaheim 1 (A1) Schedule
250SX WestKTM Junior Supercross
January 7, 2023
| Local Time () | Track Time (PST) | ||
| Saturday | |||
| 1:05pm | 1:05pm | Group C Qualifying 1 |   |
| 1:20pm | 1:20pm | Group B Qualifying 1 | |
| 1:35pm | 1:35pm | Group A Qualifying 1 | |
| 1:50pm | 1:50pm | Group A Qualifying 1 | |
| 2:05pm | 2:05pm | Group B Qualifying 1 | |
| 2:20pm | 2:20pm | Group C Qualifying 1 | |
| 2:30pm | 2:30pm | 1 | |
| 3:20pm | 3:20pm | Group C Qualifying 2 | |
| 3:35pm | 3:35pm | Group B Qualifying 2 | |
| 3:50pm | 3:50pm | Group A Qualifying 2 | |
| 4:05pm | 4:05pm | Group A Qualifying 2 | |
| 4:20pm | 4:20pm | Group B Qualifying 2 | |
| 4:35pm | 4:35pm | Group C Qualifying 2 | |
| 4:45pm | 4:45pm | 2 | |
| 7:10pm | 7:10pm | Heat 1 |  |
| 7:23pm | 7:23pm | Heat 2 | |
| 7:37pm | 7:37pm | Heat 1 | |
| 7:51pm | 7:51pm | Heat 2 | |
| 8:05pm | 8:05pm | Race | |
| 8:22pm | 8:22pm | Last Chance Qualifier | |
| 8:34pm | 8:34pm | Last Chance Qualifier | |
| 8:55pm | 8:55pm | Main Event | |
| 9:27pm | 9:27pm | Main Event | |
