| Blaenau Ffestiniog Time | GMT | |
|---|---|---|
| 01:00 AM Saturday Blaenau Ffestiniog Time (BST) | ↔ | 12:00 AM Saturday GMT |
| 02:00 AM Saturday Blaenau Ffestiniog Time (BST) | ↔ | 01:00 AM Saturday GMT |
| 03:00 AM Saturday Blaenau Ffestiniog Time (BST) | ↔ | 02:00 AM Saturday GMT |
| 04:00 AM Saturday Blaenau Ffestiniog Time (BST) | ↔ | 03:00 AM Saturday GMT |
| 05:00 AM Saturday Blaenau Ffestiniog Time (BST) | ↔ | 04:00 AM Saturday GMT |