High and low water times and heights at Holyhead
Tidal predictions are available for the next 28 days. For information beyond this period, please consider using the POLTIPS·3 software package, available for purchase from the Marine Data Products Team.
Times in GMT, heights in metres above chart datum. For times in BST, add one hour.
Predictions DO NOT include meteorological effects.
(H - high water, L - low water)
© National Oceanography Centre, Liverpool
Thu 16th
May 202404:26
4.46m H11:05
1.93m L17:30
4.20m H23:25
2.38m L
May 202404:26
4.46m H11:05
1.93m L17:30
4.20m H23:25
2.38m L
Fri 17th05:41
4.45m H12:11
1.86m L18:37
4.32m H
4.45m H12:11
1.86m L18:37
4.32m H
Sat 18th00:30
2.23m L06:44
4.55m H13:06
1.70m L19:28
4.51m H
2.23m L06:44
4.55m H13:06
1.70m L19:28
4.51m H
Sun 19th01:22
2.00m L07:34
4.71m H13:51
1.53m L20:08
4.71m H
2.00m L07:34
4.71m H13:51
1.53m L20:08
4.71m H
Mon 20th02:04
1.76m L08:15
4.87m H14:28
1.37m L20:42
4.90m H
1.76m L08:15
4.87m H14:28
1.37m L20:42
4.90m H
Tue 21st02:40
1.53m L08:52
5.01m H15:02
1.26m L21:15
5.07m H
1.53m L08:52
5.01m H15:02
1.26m L21:15
5.07m H
Wed 22nd03:15
1.35m L09:27
5.12m H15:34
1.18m L21:47
5.21m H
1.35m L09:27
5.12m H15:34
1.18m L21:47
5.21m H
Thu 23rd03:49
1.22m L10:03
5.18m H16:07
1.14m L22:21
5.31m H
1.22m L10:03
5.18m H16:07
1.14m L22:21
5.31m H
Fri 24th04:24
1.13m L10:39
5.21m H16:42
1.14m L22:56
5.38m H
1.13m L10:39
5.21m H16:42
1.14m L22:56
5.38m H
Sat 25th05:02
1.10m L11:16
5.19m H17:18
1.19m L23:33
5.38m H
1.10m L11:16
5.19m H17:18
1.19m L23:33
5.38m H
Sun 26th05:42
1.11m L11:57
5.13m H17:59
1.29m L
1.11m L11:57
5.13m H17:59
1.29m L
Mon 27th00:15
5.33m H06:27
1.18m L12:42
5.01m H18:44
1.44m L
5.33m H06:27
1.18m L12:42
5.01m H18:44
1.44m L
Tue 28th01:00
5.23m H07:17
1.27m L13:33
4.85m H19:36
1.61m L
5.23m H07:17
1.27m L13:33
4.85m H19:36
1.61m L
Wed 29th01:52
5.10m H08:14
1.36m L14:33
4.69m H20:36
1.77m L
5.10m H08:14
1.36m L14:33
4.69m H20:36
1.77m L
Thu 30th02:51
4.98m H09:18
1.42m L15:42
4.59m H21:45
1.86m L
4.98m H09:18
1.42m L15:42
4.59m H21:45
1.86m L
Fri 31st03:59
4.92m H10:27
1.39m L16:57
4.60m H22:56
1.81m L
4.92m H10:27
1.39m L16:57
4.60m H22:56
1.81m L
Sat 1st
Jun 202405:09
4.97m H11:34
1.29m L18:04
4.72m H
Jun 202405:09
4.97m H11:34
1.29m L18:04
4.72m H
Sun 2nd00:02
1.64m L06:15
5.09m H12:36
1.14m L19:03
4.90m H
1.64m L06:15
5.09m H12:36
1.14m L19:03
4.90m H
Mon 3rd01:02
1.42m L07:14
5.24m H13:32
1.01m L19:56
5.09m H
1.42m L07:14
5.24m H13:32
1.01m L19:56
5.09m H
Tue 4th01:56
1.19m L08:09
5.38m H14:23
0.91m L20:43
5.28m H
1.19m L08:09
5.38m H14:23
0.91m L20:43
5.28m H
Wed 5th02:47
0.99m L09:00
5.48m H15:10
0.87m L21:28
5.42m H
0.99m L09:00
5.48m H15:10
0.87m L21:28
5.42m H
Thu 6th03:36
0.86m L09:49
5.51m H15:56
0.90m L22:13
5.52m H
0.86m L09:49
5.51m H15:56
0.90m L22:13
5.52m H
Fri 7th04:24
0.81m L10:37
5.46m H16:40
0.98m L22:57
5.54m H
0.81m L10:37
5.46m H16:40
0.98m L22:57
5.54m H
Sat 8th05:11
0.84m L11:24
5.34m H17:24
1.13m L23:41
5.49m H
0.84m L11:24
5.34m H17:24
1.13m L23:41
5.49m H
Sun 9th05:57
0.95m L12:11
5.17m H18:06
1.31m L
0.95m L12:11
5.17m H18:06
1.31m L
Mon 10th00:24
5.37m H06:43
1.11m L12:56
4.96m H18:50
1.52m L
5.37m H06:43
1.11m L12:56
4.96m H18:50
1.52m L
Tue 11th01:06
5.21m H07:30
1.30m L13:41
4.75m H19:34
1.74m L
5.21m H07:30
1.30m L13:41
4.75m H19:34
1.74m L
Wed 12th01:50
5.02m H08:18
1.50m L14:29
4.55m H20:21
1.95m L
5.02m H08:18
1.50m L14:29
4.55m H20:21
1.95m L
Disclaimer
While every effort has been made to ensure the accuracy of the information provided, no responsibility can be accepted by the National Oceanography Centre for any consequential loss or damage arising from its use.