High and low water times and heights at St. Helier

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)

Prediction chart   UK & Ireland
© National Oceanography Centre, Liverpool
Wed 18th
Oct 2017
05:18
10.55m H
11:56
1.74m L
17:34
10.81m H
Thu 19th00:21
1.50m L
05:59
10.91m H
12:37
1.52m L
18:13
11.04m H
Fri 20th01:00
1.43m L
06:35
11.06m H
13:14
1.48m L
18:48
11.08m H
Sat 21st01:33
1.51m L
07:08
11.04m H
13:45
1.57m L
19:21
10.97m H
Sun 22nd02:01
1.69m L
07:38
10.89m H
14:14
1.75m L
19:51
10.71m H
Mon 23rd02:28
1.97m L
08:06
10.59m H
14:42
2.07m L
20:19
10.30m H
Tue 24th02:54
2.38m L
08:33
10.15m H
15:09
2.52m L
20:47
9.76m H
Wed 25th03:21
2.91m L
08:59
9.59m H
15:38
3.08m L
21:15
9.13m H
Thu 26th03:49
3.52m L
09:27
8.96m H
16:11
3.69m L
21:47
8.48m H
Fri 27th04:24
4.14m L
10:03
8.31m H
16:57
4.25m L
22:36
7.86m H
Sat 28th05:18
4.66m L
11:06
7.74m H
18:07
4.61m L
Sun 29th00:05
7.48m H
06:44
4.88m L
13:00
7.60m H
19:37
4.52m L
Mon 30th01:53
7.73m H
08:19
4.55m L
14:29
8.12m H
20:59
3.94m L
Tue 31st03:02
8.43m H
09:32
3.81m L
15:26
8.91m H
22:00
3.16m L
Wed 1st
Nov 2017
03:53
9.27m H
10:28
2.98m L
16:15
9.75m H
22:53
2.38m L
Thu 2nd04:39
10.07m H
11:18
2.23m L
17:00
10.51m H
23:41
1.73m L
Fri 3rd05:23
10.77m H
12:04
1.63m L
17:44
11.11m H
Sat 4th00:27
1.26m L
06:06
11.30m H
12:50
1.20m L
18:28
11.51m H
Sun 5th01:12
0.99m L
06:48
11.61m H
13:33
0.98m L
19:12
11.67m H
Mon 6th01:54
0.94m L
07:30
11.67m H
14:16
0.99m L
19:55
11.53m H
Tue 7th02:36
1.13m L
08:12
11.44m H
14:59
1.26m L
20:39
11.10m H
Wed 8th03:18
1.59m L
08:55
10.94m H
15:42
1.77m L
21:24
10.42m H
Thu 9th04:03
2.25m L
09:40
10.24m H
16:30
2.45m L
22:14
9.62m H
Fri 10th04:52
2.98m L
10:32
9.47m H
17:27
3.12m L
23:15
8.88m H
Sat 11th05:55
3.61m L
11:39
8.83m H
18:39
3.57m L
Sun 12th00:33
8.46m H
07:13
3.88m L
13:03
8.59m H
20:02
3.57m L
Mon 13th02:00
8.56m H
08:35
3.66m L
14:27
8.85m H
21:16
3.19m L
Tue 14th03:11
9.06m H
09:44
3.14m L
15:32
9.37m H
22:17
2.69m L

Disclaimer

While every effort has been made to ensure the accuracy of the information provided, no responsibility can be accepted by the Natural Environment Research Council for any consequential loss or damage arising from its use.