| Merthyr Tydfil Time | GMT | |
|---|---|---|
| 04:26 AM Monday Merthyr Tydfil Time (BST) | ↔ | 03:26 AM Monday GMT |
| 05:26 AM Monday Merthyr Tydfil Time (BST) | ↔ | 04:26 AM Monday GMT |
| 06:26 AM Monday Merthyr Tydfil Time (BST) | ↔ | 05:26 AM Monday GMT |
| 07:26 AM Monday Merthyr Tydfil Time (BST) | ↔ | 06:26 AM Monday GMT |
| 08:26 AM Monday Merthyr Tydfil Time (BST) | ↔ | 07:26 AM Monday GMT |