| Merthyr Tydfil Time | EDT | |
|---|---|---|
| 09:00 AM Monday Merthyr Tydfil Time (BST) | ↔ | 04:00 AM Monday EDT |
| 10:00 AM Monday Merthyr Tydfil Time (BST) | ↔ | 05:00 AM Monday EDT |
| 11:00 AM Monday Merthyr Tydfil Time (BST) | ↔ | 06:00 AM Monday EDT |
| 12:00 PM Monday Merthyr Tydfil Time (BST) | ↔ | 07:00 AM Monday EDT |
| 01:00 PM Monday Merthyr Tydfil Time (BST) | ↔ | 08:00 AM Monday EDT |