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
Tue 19th
Mar 202406:05
4.33m H12:31
2.07m L19:06
4.28m H
Mar 202406:05
4.33m H12:31
2.07m L19:06
4.28m H
Wed 20th01:03
2.32m L07:29
4.53m H13:47
1.82m L20:12
4.52m H
2.32m L07:29
4.53m H13:47
1.82m L20:12
4.52m H
Thu 21st02:06
2.04m L08:23
4.80m H14:37
1.52m L20:55
4.76m H
2.04m L08:23
4.80m H14:37
1.52m L20:55
4.76m H
Fri 22nd02:50
1.73m L09:03
5.04m H15:15
1.26m L21:28
4.96m H
1.73m L09:03
5.04m H15:15
1.26m L21:28
4.96m H
Sat 23rd03:24
1.46m L09:35
5.23m H15:47
1.06m L21:57
5.12m H
1.46m L09:35
5.23m H15:47
1.06m L21:57
5.12m H
Sun 24th03:53
1.22m L10:03
5.37m H16:15
0.92m L22:23
5.24m H
1.22m L10:03
5.37m H16:15
0.92m L22:23
5.24m H
Mon 25th04:20
1.05m L10:32
5.46m H16:42
0.85m L22:48
5.32m H
1.05m L10:32
5.46m H16:42
0.85m L22:48
5.32m H
Tue 26th04:47
0.95m L11:00
5.50m H17:09
0.85m L23:16
5.36m H
0.95m L11:00
5.50m H17:09
0.85m L23:16
5.36m H
Wed 27th05:15
0.92m L11:29
5.48m H17:36
0.92m L23:45
5.34m H
0.92m L11:29
5.48m H17:36
0.92m L23:45
5.34m H
Thu 28th05:44
0.98m L11:58
5.40m H18:05
1.04m L
0.98m L11:58
5.40m H18:05
1.04m L
Fri 29th00:15
5.27m H06:15
1.10m L12:29
5.26m H18:35
1.22m L
5.27m H06:15
1.10m L12:29
5.26m H18:35
1.22m L
Sat 30th00:47
5.16m H06:49
1.29m L13:02
5.07m H19:09
1.46m L
5.16m H06:49
1.29m L13:02
5.07m H19:09
1.46m L
Sun 31st01:22
4.98m H07:29
1.53m L13:41
4.82m H19:51
1.75m L
4.98m H07:29
1.53m L13:41
4.82m H19:51
1.75m L
Mon 1st
Apr 202402:06
4.75m H08:20
1.81m L14:34
4.52m H20:49
2.08m L
Apr 202402:06
4.75m H08:20
1.81m L14:34
4.52m H20:49
2.08m L
Tue 2nd03:07
4.50m H09:32
2.04m L15:55
4.26m H22:16
2.30m L
4.50m H09:32
2.04m L15:55
4.26m H22:16
2.30m L
Wed 3rd04:37
4.37m H11:06
2.04m L17:45
4.27m H23:53
2.21m L
4.37m H11:06
2.04m L17:45
4.27m H23:53
2.21m L
Thu 4th06:12
4.53m H12:33
1.73m L19:10
4.58m H
4.53m H12:33
1.73m L19:10
4.58m H
Fri 5th01:09
1.84m L07:22
4.89m H13:39
1.26m L20:07
4.96m H
1.84m L07:22
4.89m H13:39
1.26m L20:07
4.96m H
Sat 6th02:05
1.38m L08:15
5.31m H14:31
0.79m L20:53
5.31m H
1.38m L08:15
5.31m H14:31
0.79m L20:53
5.31m H
Sun 7th02:51
0.94m L09:00
5.69m H15:15
0.41m L21:33
5.59m H
0.94m L09:00
5.69m H15:15
0.41m L21:33
5.59m H
Mon 8th03:32
0.57m L09:43
5.98m H15:57
0.17m L22:12
5.77m H
0.57m L09:43
5.98m H15:57
0.17m L22:12
5.77m H
Tue 9th04:13
0.33m L10:26
6.15m H16:38
0.11m L22:52
5.84m H
0.33m L10:26
6.15m H16:38
0.11m L22:52
5.84m H
Wed 10th04:55
0.25m L11:09
6.14m H17:19
0.23m L23:33
5.79m H
0.25m L11:09
6.14m H17:19
0.23m L23:33
5.79m H
Thu 11th05:38
0.34m L11:54
5.97m H18:01
0.51m L
0.34m L11:54
5.97m H18:01
0.51m L
Fri 12th00:15
5.63m H06:22
0.58m L12:39
5.65m H18:44
0.90m L
5.63m H06:22
0.58m L12:39
5.65m H18:44
0.90m L
Sat 13th00:57
5.39m H07:10
0.94m L13:26
5.24m H19:30
1.37m L
5.39m H07:10
0.94m L13:26
5.24m H19:30
1.37m L
Sun 14th01:43
5.08m H08:03
1.36m L14:18
4.78m H20:22
1.85m L
5.08m H08:03
1.36m L14:18
4.78m H20:22
1.85m L
Mon 15th02:36
4.74m H09:08
1.76m L15:26
4.38m H21:29
2.26m L
4.74m H09:08
1.76m L15:26
4.38m H21:29
2.26m 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.