| Merthyr Tydfil Time | MDT | |
|---|---|---|
| 12:00 PM Monday Merthyr Tydfil Time (BST) | ↔ | 05:00 AM Monday MDT |
| 01:00 PM Monday Merthyr Tydfil Time (BST) | ↔ | 06:00 AM Monday MDT |
| 02:00 PM Monday Merthyr Tydfil Time (BST) | ↔ | 07:00 AM Monday MDT |
| 03:00 PM Monday Merthyr Tydfil Time (BST) | ↔ | 08:00 AM Monday MDT |
| 04:00 PM Monday Merthyr Tydfil Time (BST) | ↔ | 09:00 AM Monday MDT |