High and low water times and heights at St. Mary's
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
Fri 9th
Jun 202302:34
1.14m L08:30
4.90m H14:57
1.41m L20:58
5.13m H
Jun 202302:34
1.14m L08:30
4.90m H14:57
1.41m L20:58
5.13m H
Sat 10th03:33
1.30m L09:32
4.71m H16:00
1.55m L22:01
4.97m H
1.30m L09:32
4.71m H16:00
1.55m L22:01
4.97m H
Sun 11th04:37
1.43m L10:39
4.60m H17:07
1.62m L23:09
4.88m H
1.43m L10:39
4.60m H17:07
1.62m L23:09
4.88m H
Mon 12th05:45
1.48m L11:48
4.60m H18:16
1.61m L
1.48m L11:48
4.60m H18:16
1.61m L
Tue 13th00:16
4.87m H06:51
1.46m L12:53
4.69m H19:21
1.52m L
4.87m H06:51
1.46m L12:53
4.69m H19:21
1.52m L
Wed 14th01:19
4.92m H07:50
1.40m L13:51
4.83m H20:18
1.41m L
4.92m H07:50
1.40m L13:51
4.83m H20:18
1.41m L
Thu 15th02:15
5.00m H08:43
1.33m L14:43
4.99m H21:11
1.31m L
5.00m H08:43
1.33m L14:43
4.99m H21:11
1.31m L
Fri 16th03:06
5.07m H09:30
1.27m L15:30
5.12m H21:57
1.24m L
5.07m H09:30
1.27m L15:30
5.12m H21:57
1.24m L
Sat 17th03:51
5.11m H10:14
1.24m L16:12
5.22m H22:41
1.19m L
5.11m H10:14
1.24m L16:12
5.22m H22:41
1.19m L
Sun 18th04:34
5.12m H10:54
1.24m L16:53
5.27m H23:22
1.19m L
5.12m H10:54
1.24m L16:53
5.27m H23:22
1.19m L
Mon 19th05:14
5.10m H11:33
1.27m L17:31
5.26m H
5.10m H11:33
1.27m L17:31
5.26m H
Tue 20th00:01
1.22m L05:52
5.04m H12:10
1.33m L18:09
5.21m H
1.22m L05:52
5.04m H12:10
1.33m L18:09
5.21m H
Wed 21st00:39
1.29m L06:29
4.94m H12:46
1.42m L18:45
5.11m H
1.29m L06:29
4.94m H12:46
1.42m L18:45
5.11m H
Thu 22nd01:15
1.39m L07:06
4.82m H13:22
1.52m L19:21
4.99m H
1.39m L07:06
4.82m H13:22
1.52m L19:21
4.99m H
Fri 23rd01:51
1.51m L07:42
4.68m H13:59
1.65m L20:00
4.84m H
1.51m L07:42
4.68m H13:59
1.65m L20:00
4.84m H
Sat 24th02:30
1.64m L08:23
4.53m H14:39
1.77m L20:41
4.69m H
1.64m L08:23
4.53m H14:39
1.77m L20:41
4.69m H
Sun 25th03:12
1.77m L09:07
4.39m H15:25
1.90m L21:28
4.54m H
1.77m L09:07
4.39m H15:25
1.90m L21:28
4.54m H
Mon 26th04:02
1.88m L10:00
4.28m H16:19
2.00m L22:22
4.43m H
1.88m L10:00
4.28m H16:19
2.00m L22:22
4.43m H
Tue 27th04:58
1.95m L11:00
4.25m H17:21
2.03m L23:24
4.40m H
1.95m L11:00
4.25m H17:21
2.03m L23:24
4.40m H
Wed 28th06:01
1.92m L12:03
4.32m H18:27
1.96m L
1.92m L12:03
4.32m H18:27
1.96m L
Thu 29th00:27
4.47m H07:03
1.81m L13:04
4.50m H19:29
1.80m L
4.47m H07:03
1.81m L13:04
4.50m H19:29
1.80m L
Fri 30th01:28
4.64m H08:00
1.63m L14:00
4.76m H20:27
1.57m L
4.64m H08:00
1.63m L14:00
4.76m H20:27
1.57m L
Sat 1st
Jul 202302:24
4.85m H08:54
1.42m L14:53
5.03m H21:20
1.31m L
Jul 202302:24
4.85m H08:54
1.42m L14:53
5.03m H21:20
1.31m L
Sun 2nd03:17
5.07m H09:45
1.21m L15:43
5.30m H22:12
1.06m L
5.07m H09:45
1.21m L15:43
5.30m H22:12
1.06m L
Mon 3rd04:08
5.26m H10:34
1.03m L16:33
5.52m H23:03
0.85m L
5.26m H10:34
1.03m L16:33
5.52m H23:03
0.85m L
Tue 4th04:59
5.40m H11:24
0.89m L17:22
5.68m H23:53
0.70m L
5.40m H11:24
0.89m L17:22
5.68m H23:53
0.70m L
Wed 5th05:49
5.46m H12:14
0.82m L18:12
5.75m H
5.46m H12:14
0.82m L18:12
5.75m H
Thu 6th00:43
0.64m L06:39
5.44m H13:03
0.83m L19:01
5.72m H
0.64m L06:39
5.44m H13:03
0.83m L19:01
5.72m 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.