High and low water times and heights at Barmouth

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
Thu 9th
Jul 2020
05:56
1.06m L
10:46
4.36m H
18:00
1.30m L
23:08
4.63m H
Fri 10th06:32
1.21m L
11:26
4.16m H
18:33
1.48m L
23:48
4.41m H
Sat 11th07:06
1.38m L
12:07
3.94m H
19:07
1.67m L
Sun 12th00:31
4.16m H
07:42
1.55m L
12:53
3.70m H
19:44
1.85m L
Mon 13th01:18
3.91m H
08:24
1.69m L
13:45
3.51m H
20:37
1.98m L
Tue 14th02:13
3.71m H
09:30
1.79m L
14:50
3.41m H
22:13
2.01m L
Wed 15th03:20
3.60m H
10:49
1.77m L
16:02
3.46m H
23:25
1.88m L
Thu 16th04:30
3.64m H
11:48
1.64m L
17:04
3.65m H
Fri 17th00:18
1.67m L
05:28
3.81m H
12:36
1.47m L
17:54
3.93m H
Sat 18th01:06
1.44m L
06:17
4.05m H
13:22
1.30m L
18:39
4.25m H
Sun 19th01:54
1.24m L
07:02
4.31m H
14:09
1.15m L
19:23
4.55m H
Mon 20th02:43
1.08m L
07:46
4.55m H
14:56
1.04m L
20:06
4.79m H
Tue 21st03:33
0.96m L
08:30
4.72m H
15:44
0.97m L
20:50
4.95m H
Wed 22nd04:22
0.88m L
09:14
4.82m H
16:30
0.94m L
21:33
5.05m H
Thu 23rd05:07
0.84m L
09:57
4.84m H
17:12
0.93m L
22:15
5.08m H
Fri 24th05:50
0.82m L
10:41
4.78m H
17:52
0.96m L
23:00
5.04m H
Sat 25th06:31
0.85m L
11:26
4.65m H
18:33
1.03m L
23:45
4.91m H
Sun 26th07:14
0.94m L
12:14
4.45m H
19:20
1.16m L
Mon 27th00:35
4.69m H
08:02
1.10m L
13:06
4.21m H
20:15
1.33m L
Tue 28th01:30
4.42m H
09:00
1.29m L
14:06
3.99m H
21:20
1.49m L
Wed 29th02:33
4.15m H
10:09
1.42m L
15:17
3.88m H
22:36
1.54m L
Thu 30th03:48
4.00m H
11:24
1.44m L
16:35
3.95m H
23:54
1.44m L
Fri 31st05:09
4.04m H
12:32
1.35m L
17:44
4.19m H
Sat 1st
Aug 2020
01:03
1.27m L
06:14
4.21m H
13:33
1.24m L
18:41
4.47m H
Sun 2nd02:06
1.10m L
07:08
4.40m H
14:27
1.14m L
19:31
4.73m H
Mon 3rd03:01
0.97m L
07:54
4.55m H
15:15
1.07m L
20:15
4.90m H
Tue 4th03:48
0.91m L
08:36
4.63m H
15:56
1.05m L
20:56
4.99m H
Wed 5th04:27
0.91m L
09:13
4.65m H
16:31
1.06m L
21:33
4.99m H

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.

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