| Blaenau Ffestiniog Time | GMT | |
|---|---|---|
| 11:00 PM Thursday Blaenau Ffestiniog Time (BST) | ↔ | 10:00 PM Thursday GMT |
| 12:00 AM Friday Blaenau Ffestiniog Time (BST) | ↔ | 11:00 PM Thursday GMT |
| 01:00 AM Friday Blaenau Ffestiniog Time (BST) | ↔ | 12:00 AM Friday GMT |
| 02:00 AM Friday Blaenau Ffestiniog Time (BST) | ↔ | 01:00 AM Friday GMT |
| 03:00 AM Friday Blaenau Ffestiniog Time (BST) | ↔ | 02:00 AM Friday GMT |