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
Fri 18th
Aug 2017
02:41
8.70m H
09:20
3.26m L
15:16
9.10m H
22:02
2.89m L
Sat 19th03:59
9.31m H
10:34
2.64m L
16:25
9.84m H
23:12
2.16m L
Sun 20th05:02
10.05m H
11:38
1.97m L
17:23
10.57m H
Mon 21st00:12
1.50m L
05:55
10.69m H
12:33
1.44m L
18:13
11.14m H
Tue 22nd01:04
1.05m L
06:42
11.12m H
13:23
1.11m L
18:58
11.46m H
Wed 23rd01:51
0.85m L
07:25
11.29m H
14:06
1.02m L
19:39
11.52m H
Thu 24th02:32
0.89m L
08:03
11.23m H
14:45
1.14m L
20:16
11.33m H
Fri 25th03:07
1.17m L
08:39
10.93m H
15:18
1.49m L
20:51
10.90m H
Sat 26th03:39
1.65m L
09:11
10.44m H
15:49
2.01m L
21:22
10.30m H
Sun 27th04:06
2.28m L
09:41
9.83m H
16:17
2.65m L
21:52
9.58m H
Mon 28th04:33
2.97m L
10:12
9.14m H
16:47
3.33m L
22:25
8.82m H
Tue 29th05:03
3.66m L
10:48
8.46m H
17:25
3.97m L
23:08
8.10m H
Wed 30th05:48
4.27m L
11:43
7.85m H
18:24
4.46m L
Thu 31st00:21
7.56m H
07:00
4.65m L
13:21
7.59m H
19:51
4.58m L
Fri 1st
Sep 2017
02:07
7.54m H
08:35
4.57m L
14:51
7.93m H
21:19
4.18m L
Sat 2nd03:24
8.05m H
09:53
4.02m L
15:52
8.58m H
22:23
3.50m L
Sun 3rd04:18
8.74m H
10:49
3.32m L
16:39
9.29m H
23:14
2.80m L
Mon 4th05:03
9.42m H
11:36
2.67m L
17:21
9.93m H
23:59
2.20m L
Tue 5th05:42
10.01m H
12:19
2.14m L
18:00
10.47m H
Wed 6th00:42
1.73m L
06:21
10.50m H
13:00
1.75m L
18:38
10.90m H
Thu 7th01:22
1.40m L
06:58
10.86m H
13:39
1.47m L
19:15
11.20m H
Fri 8th02:00
1.19m L
07:35
11.10m H
14:16
1.32m L
19:53
11.33m H
Sat 9th02:36
1.13m L
08:12
11.14m H
14:52
1.34m L
20:30
11.22m H
Sun 10th03:12
1.28m L
08:49
10.94m H
15:28
1.59m L
21:08
10.84m H
Mon 11th03:48
1.68m L
09:26
10.48m H
16:06
2.07m L
21:47
10.22m H
Tue 12th04:27
2.29m L
10:06
9.84m H
16:48
2.71m L
22:31
9.45m H
Wed 13th05:12
3.01m L
10:54
9.13m H
17:41
3.36m L
23:30
8.70m H
Thu 14th06:15
3.64m L
12:03
8.54m H
18:58
3.79m 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.