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 24th
Sep 202100:32
0.94m L06:24
5.42m H12:47
1.05m L18:39
5.46m H
Sep 202100:32
0.94m L06:24
5.42m H12:47
1.05m L18:39
5.46m H
Sat 25th01:01
1.14m L06:52
5.26m H13:16
1.27m L19:09
5.22m H
1.14m L06:52
5.26m H13:16
1.27m L19:09
5.22m H
Sun 26th01:30
1.39m L07:21
5.05m H13:46
1.53m L19:39
4.94m H
1.39m L07:21
5.05m H13:46
1.53m L19:39
4.94m H
Mon 27th01:59
1.67m L07:53
4.80m H14:18
1.83m L20:12
4.63m H
1.67m L07:53
4.80m H14:18
1.83m L20:12
4.63m H
Tue 28th02:33
1.97m L08:30
4.52m H15:00
2.14m L20:56
4.29m H
1.97m L08:30
4.52m H15:00
2.14m L20:56
4.29m H
Wed 29th03:18
2.28m L09:21
4.23m H16:03
2.41m L22:03
4.00m H
2.28m L09:21
4.23m H16:03
2.41m L22:03
4.00m H
Thu 30th04:36
2.51m L10:52
4.03m H17:46
2.49m L23:57
3.93m H
2.51m L10:52
4.03m H17:46
2.49m L23:57
3.93m H
Fri 1st
Oct 202106:22
2.48m L12:41
4.16m H19:18
2.25m L
Oct 202106:22
2.48m L12:41
4.16m H19:18
2.25m L
Sat 2nd01:23
4.19m H07:41
2.18m L13:48
4.51m H20:19
1.86m L
4.19m H07:41
2.18m L13:48
4.51m H20:19
1.86m L
Sun 3rd02:18
4.58m H08:35
1.77m L14:36
4.92m H21:05
1.43m L
4.58m H08:35
1.77m L14:36
4.92m H21:05
1.43m L
Mon 4th03:00
4.99m H09:19
1.37m L15:17
5.32m H21:45
1.05m L
4.99m H09:19
1.37m L15:17
5.32m H21:45
1.05m L
Tue 5th03:39
5.37m H09:59
1.01m L15:55
5.67m H22:24
0.74m L
5.37m H09:59
1.01m L15:55
5.67m H22:24
0.74m L
Wed 6th04:17
5.67m H10:38
0.73m L16:34
5.93m H23:02
0.53m L
5.67m H10:38
0.73m L16:34
5.93m H23:02
0.53m L
Thu 7th04:55
5.88m H11:17
0.55m L17:13
6.07m H23:41
0.45m L
5.88m H11:17
0.55m L17:13
6.07m H23:41
0.45m L
Fri 8th05:34
5.97m H11:57
0.50m L17:53
6.06m H
5.97m H11:57
0.50m L17:53
6.06m H
Sat 9th00:21
0.52m L06:14
5.91m H12:39
0.59m L18:33
5.89m H
0.52m L06:14
5.91m H12:39
0.59m L18:33
5.89m H
Sun 10th01:01
0.73m L06:54
5.73m H13:21
0.83m L19:16
5.58m H
0.73m L06:54
5.73m H13:21
0.83m L19:16
5.58m H
Mon 11th01:44
1.08m L07:39
5.43m H14:07
1.19m L20:03
5.17m H
1.08m L07:39
5.43m H14:07
1.19m L20:03
5.17m H
Tue 12th02:31
1.49m L08:29
5.06m H15:03
1.59m L21:00
4.72m H
1.49m L08:29
5.06m H15:03
1.59m L21:00
4.72m H
Wed 13th03:32
1.91m L09:34
4.70m H16:15
1.93m L22:18
4.36m H
1.91m L09:34
4.70m H16:15
1.93m L22:18
4.36m H
Thu 14th04:57
2.17m L11:03
4.50m H17:51
2.04m L
2.17m L11:03
4.50m H17:51
2.04m L
Fri 15th00:01
4.28m H06:36
2.13m L12:39
4.61m H19:21
1.84m L
4.28m H06:36
2.13m L12:39
4.61m H19:21
1.84m L
Sat 16th01:27
4.51m H07:53
1.84m L13:50
4.91m H20:27
1.52m L
4.51m H07:53
1.84m L13:50
4.91m H20:27
1.52m L
Sun 17th02:26
4.85m H08:49
1.50m L14:42
5.23m H21:15
1.23m L
4.85m H08:49
1.50m L14:42
5.23m H21:15
1.23m L
Mon 18th03:10
5.14m H09:33
1.23m L15:25
5.46m H21:54
1.04m L
5.14m H09:33
1.23m L15:25
5.46m H21:54
1.04m L
Tue 19th03:48
5.36m H10:10
1.06m L16:03
5.61m H22:28
0.95m L
5.36m H10:10
1.06m L16:03
5.61m H22:28
0.95m L
Wed 20th04:21
5.49m H10:44
0.98m L16:36
5.66m H23:00
0.93m L
5.49m H10:44
0.98m L16:36
5.66m H23:00
0.93m L
Thu 21st04:54
5.55m H11:15
0.97m L17:09
5.64m H23:30
0.97m L
5.55m H11:15
0.97m L17:09
5.64m H23:30
0.97m L
Disclaimer
While every effort has been made to ensure the accuracy of the information provided, no responsibility can be accepted by the National Oceanographiy Centre for any consequential loss or damage arising from its use.