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
Sat 20th
Apr 202402:13
1.84m L08:25
4.89m H14:38
1.34m L20:53
4.86m H
Apr 202402:13
1.84m L08:25
4.89m H14:38
1.34m L20:53
4.86m H
Sun 21st02:48
1.56m L08:59
5.07m H15:11
1.15m L21:22
5.04m H
1.56m L08:59
5.07m H15:11
1.15m L21:22
5.04m H
Mon 22nd03:19
1.32m L09:30
5.22m H15:40
1.03m L21:49
5.19m H
1.32m L09:30
5.22m H15:40
1.03m L21:49
5.19m H
Tue 23rd03:48
1.14m L10:00
5.32m H16:08
0.96m L22:17
5.29m H
1.14m L10:00
5.32m H16:08
0.96m L22:17
5.29m H
Wed 24th04:17
1.03m L10:30
5.36m H16:36
0.95m L22:46
5.36m H
1.03m L10:30
5.36m H16:36
0.95m L22:46
5.36m H
Thu 25th04:48
0.99m L11:01
5.35m H17:06
1.00m L23:18
5.37m H
0.99m L11:01
5.35m H17:06
1.00m L23:18
5.37m H
Fri 26th05:20
1.02m L11:33
5.29m H17:37
1.11m L23:51
5.33m H
1.02m L11:33
5.29m H17:37
1.11m L23:51
5.33m H
Sat 27th05:54
1.11m L12:09
5.17m H18:12
1.27m L
1.11m L12:09
5.17m H18:12
1.27m L
Sun 28th00:26
5.24m H06:33
1.26m L12:47
5.00m H18:51
1.49m L
5.24m H06:33
1.26m L12:47
5.00m H18:51
1.49m L
Mon 29th01:06
5.08m H07:18
1.45m L13:33
4.77m H19:39
1.75m L
5.08m H07:18
1.45m L13:33
4.77m H19:39
1.75m L
Tue 30th01:55
4.87m H08:15
1.65m L14:33
4.53m H20:42
2.01m L
4.87m H08:15
1.65m L14:33
4.53m H20:42
2.01m L
Wed 1st
May 202402:59
4.67m H09:27
1.78m L15:54
4.37m H22:03
2.14m L
May 202402:59
4.67m H09:27
1.78m L15:54
4.37m H22:03
2.14m L
Thu 2nd04:20
4.60m H10:50
1.72m L17:26
4.43m H23:27
2.03m L
4.60m H10:50
1.72m L17:26
4.43m H23:27
2.03m L
Fri 3rd05:42
4.74m H12:06
1.46m L18:40
4.67m H
4.74m H12:06
1.46m L18:40
4.67m H
Sat 4th00:37
1.73m L06:49
5.02m H13:09
1.11m L19:37
4.97m H
1.73m L06:49
5.02m H13:09
1.11m L19:37
4.97m H
Sun 5th01:33
1.35m L07:44
5.33m H14:01
0.79m L20:24
5.25m H
1.35m L07:44
5.33m H14:01
0.79m L20:24
5.25m H
Mon 6th02:22
0.99m L08:33
5.61m H14:48
0.55m L21:06
5.48m H
0.99m L08:33
5.61m H14:48
0.55m L21:06
5.48m H
Tue 7th03:06
0.70m L09:18
5.81m H15:31
0.43m L21:48
5.63m H
0.70m L09:18
5.81m H15:31
0.43m L21:48
5.63m H
Wed 8th03:51
0.52m L10:04
5.88m H16:14
0.45m L22:30
5.70m H
0.52m L10:04
5.88m H16:14
0.45m L22:30
5.70m H
Thu 9th04:35
0.48m L10:50
5.83m H16:56
0.59m L23:12
5.68m H
0.48m L10:50
5.83m H16:56
0.59m L23:12
5.68m H
Fri 10th05:21
0.57m L11:36
5.64m H17:39
0.84m L23:55
5.56m H
0.57m L11:36
5.64m H17:39
0.84m L23:55
5.56m H
Sat 11th06:07
0.78m L12:23
5.36m H18:23
1.16m L
0.78m L12:23
5.36m H18:23
1.16m L
Sun 12th00:39
5.37m H06:57
1.06m L13:11
5.03m H19:09
1.52m L
5.37m H06:57
1.06m L13:11
5.03m H19:09
1.52m L
Mon 13th01:24
5.12m H07:48
1.37m L14:03
4.70m H19:59
1.87m L
5.12m H07:48
1.37m L14:03
4.70m H19:59
1.87m L
Tue 14th02:15
4.85m H08:47
1.66m L15:03
4.41m H20:57
2.18m L
4.85m H08:47
1.66m L15:03
4.41m H20:57
2.18m L
Wed 15th03:15
4.61m H09:53
1.87m L16:14
4.22m H22:09
2.37m L
4.61m H09:53
1.87m L16:14
4.22m H22:09
2.37m L
Thu 16th04:26
4.46m H11:05
1.93m L17:30
4.20m H23:25
2.38m L
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
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.