| Calumet City Time | SAST | |
|---|---|---|
| 09:00 PM Tuesday Calumet City Time (CST) | ↔ | 05:00 AM Wednesday SAST |
| 10:00 PM Tuesday Calumet City Time (CST) | ↔ | 06:00 AM Wednesday SAST |
| 11:00 PM Tuesday Calumet City Time (CST) | ↔ | 07:00 AM Wednesday SAST |
| 12:00 AM Wednesday Calumet City Time (CST) | ↔ | 08:00 AM Wednesday SAST |
| 01:00 AM Wednesday Calumet City Time (CST) | ↔ | 09:00 AM Wednesday SAST |