| Усть-Ишим Time | CDT | |
|---|---|---|
| 11:40 AM Sunday Усть-Ишим Time (OMST) | ↔ | 12:40 AM Sunday CDT |
| 12:40 PM Sunday Усть-Ишим Time (OMST) | ↔ | 01:40 AM Sunday CDT |
| 01:40 PM Sunday Усть-Ишим Time (OMST) | ↔ | 02:40 AM Sunday CDT |
| 02:40 PM Sunday Усть-Ишим Time (OMST) | ↔ | 03:40 AM Sunday CDT |
| 03:40 PM Sunday Усть-Ишим Time (OMST) | ↔ | 04:40 AM Sunday CDT |