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
Wed 15th
May 2024
00:50
3.86m H
08:51
1.81m L
13:34
3.38m H
20:52
2.17m L
Thu 16th02:00
3.66m H
10:11
1.78m L
14:57
3.31m H
22:24
2.12m L
Fri 17th03:19
3.65m H
11:09
1.67m L
16:11
3.46m H
23:19
1.95m L
Sat 18th04:27
3.79m H
11:55
1.53m L
17:05
3.70m H
Sun 19th00:03
1.75m L
05:19
3.99m H
12:35
1.40m L
17:48
3.95m H
Mon 20th00:44
1.55m L
06:03
4.19m H
13:12
1.28m L
18:27
4.19m H
Tue 21st01:23
1.36m L
06:40
4.35m H
13:50
1.18m L
19:02
4.40m H
Wed 22nd02:03
1.20m L
07:15
4.49m H
14:27
1.10m L
19:36
4.57m H
Thu 23rd02:44
1.08m L
07:51
4.59m H
15:05
1.05m L
20:11
4.70m H
Fri 24th03:24
1.01m L
08:26
4.65m H
15:42
1.05m L
20:46
4.76m H
Sat 25th04:03
1.00m L
09:03
4.64m H
16:18
1.10m L
21:24
4.75m H
Sun 26th04:41
1.04m L
09:42
4.57m H
16:54
1.19m L
22:03
4.68m H
Mon 27th05:19
1.12m L
10:24
4.43m H
17:30
1.32m L
22:48
4.56m H
Tue 28th06:02
1.21m L
11:12
4.23m H
18:15
1.47m L
23:37
4.40m H
Wed 29th06:55
1.30m L
12:06
4.01m H
19:12
1.61m L
Thu 30th00:35
4.25m H
08:00
1.36m L
13:10
3.83m H
20:23
1.68m L
Fri 31st01:42
4.16m H
09:09
1.33m L
14:22
3.78m H
21:35
1.62m L
Sat 1st
Jun 2024
02:52
4.20m H
10:14
1.24m L
15:33
3.88m H
22:40
1.49m L
Sun 2nd04:00
4.33m H
11:16
1.15m L
16:39
4.09m H
23:44
1.32m L
Mon 3rd05:04
4.52m H
12:18
1.06m L
17:38
4.35m H
Tue 4th00:48
1.16m L
06:03
4.70m H
13:20
1.00m L
18:30
4.59m H
Wed 5th01:49
1.02m L
06:56
4.82m H
14:14
0.97m L
19:19
4.76m H
Thu 6th02:43
0.92m L
07:44
4.85m H
15:01
0.98m L
20:03
4.87m H
Fri 7th03:31
0.89m L
08:28
4.81m H
15:42
1.03m L
20:46
4.90m H
Sat 8th04:15
0.92m L
09:11
4.70m H
16:18
1.11m L
21:27
4.85m H
Sun 9th04:56
1.01m L
09:52
4.54m H
16:55
1.23m L
22:09
4.73m H
Mon 10th05:37
1.14m L
10:33
4.34m H
17:33
1.39m L
22:51
4.56m H
Tue 11th06:21
1.31m L
11:16
4.10m H
18:12
1.59m L
23:34
4.35m 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.

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