| Calumet City Time | CLST | |
|---|---|---|
| 07:00 AM Monday Calumet City Time (CDT) | ↔ | 09:00 AM Monday CLST |
| 08:00 AM Monday Calumet City Time (CDT) | ↔ | 10:00 AM Monday CLST |
| 09:00 AM Monday Calumet City Time (CDT) | ↔ | 11:00 AM Monday CLST |
| 10:00 AM Monday Calumet City Time (CDT) | ↔ | 12:00 PM Monday CLST |
| 11:00 AM Monday Calumet City Time (CDT) | ↔ | 01:00 PM Monday CLST |