Nigels Weather Island
| Trefor Tide Tables |
| (All times are shown in GMT) |
| Day | Tide | Time | Height | Day | Tide | Time | Height | Day | Tide | Time | Height |
| Friday | High | 05:30 | 4.18m | Friday | Low | 12:28 | 0.97m | Friday | High | 18:15 | 4.07m |
| Saturday | Low | 00:53 | 1.19m | Saturday | High | 06:24 | 4.46m | Saturday | Low | 13:19 | 0.74m |
| Saturday | High | 19:01 | 4.35m | Sunday | Low | 01:41 | 0.90m | Sunday | High | 07:13 | 4.71m |
| Sunday | Low | 14:07 | 0.58m | Sunday | High | 19:45 | 4.59m | Monday | Low | 02:29 | 0.66m |
| Monday | High | 08:02 | 4.88m | Monday | Low | 14:52 | 0.49m | Monday | High | 20:29 | 4.77m |
| Tuesday | Low | 03:17 | 0.49m | Tuesday | High | 08:50 | 4.95m | Tuesday | Low | 15:39 | 0.50m |
| Tuesday | High | 21:13 | 4.88m | Wednesday | Low | 04:05 | 0.42m | Wednesday | High | 09:38 | 4.89m |
| Wednesday | Low | 16:26 | 0.60m | Wednesday | High | 21:59 | 4.88m | Thursday | Low | 04:56 | 0.45m |
| Thursday | High | 10:28 | 4.73m | Thursday | Low | 17:15 | 0.78m | Thursday | High | 22:46 | 4.80m |
