| Calumet City Time | CEST | |
|---|---|---|
| 08:57 PM Monday Calumet City Time (CDT) | ↔ | 03:57 AM Tuesday CEST |
| 09:57 PM Monday Calumet City Time (CDT) | ↔ | 04:57 AM Tuesday CEST |
| 10:57 PM Monday Calumet City Time (CDT) | ↔ | 05:57 AM Tuesday CEST |
| 11:57 PM Monday Calumet City Time (CDT) | ↔ | 06:57 AM Tuesday CEST |
| 12:57 AM Tuesday Calumet City Time (CDT) | ↔ | 07:57 AM Tuesday CEST |