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
Fri 2nd
Jun 2023
01:26
1.28m L
06:31
4.50m H
13:55
1.11m L
18:57
4.57m H
Sat 3rd02:14
1.11m L
07:15
4.71m H
14:40
1.01m L
19:39
4.79m H
Sun 4th03:01
0.98m L
07:59
4.84m H
15:24
0.97m L
20:23
4.93m H
Mon 5th03:46
0.91m L
08:43
4.89m H
16:06
0.98m L
21:06
4.98m H
Tue 6th04:30
0.89m L
09:29
4.84m H
16:46
1.04m L
21:52
4.96m H
Wed 7th05:15
0.92m L
10:16
4.70m H
17:28
1.14m L
22:41
4.86m H
Thu 8th06:03
0.98m L
11:07
4.49m H
18:15
1.28m L
23:33
4.70m H
Fri 9th06:57
1.07m L
12:02
4.24m H
19:12
1.42m L
Sat 10th00:30
4.53m H
07:59
1.16m L
13:04
4.01m H
20:18
1.53m L
Sun 11th01:33
4.37m H
09:04
1.22m L
14:10
3.87m H
21:27
1.56m L
Mon 12th02:39
4.29m H
10:08
1.24m L
15:18
3.86m H
22:33
1.52m L
Tue 13th03:45
4.28m H
11:11
1.23m L
16:24
3.97m H
23:37
1.43m L
Wed 14th04:49
4.34m H
12:11
1.21m L
17:24
4.15m H
Thu 15th00:38
1.32m L
05:48
4.44m H
13:06
1.18m L
18:17
4.35m H
Fri 16th01:34
1.21m L
06:41
4.52m H
13:54
1.18m L
19:03
4.52m H
Sat 17th02:23
1.15m L
07:27
4.56m H
14:33
1.18m L
19:46
4.63m H
Sun 18th03:05
1.12m L
08:09
4.55m H
15:08
1.20m L
20:26
4.69m H
Mon 19th03:42
1.13m L
08:47
4.51m H
15:41
1.22m L
21:03
4.69m H
Tue 20th04:18
1.16m L
09:24
4.43m H
16:15
1.26m L
21:39
4.64m H
Wed 21st04:54
1.22m L
10:00
4.32m H
16:50
1.34m L
22:15
4.54m H
Thu 22nd05:30
1.30m L
10:36
4.18m H
17:26
1.45m L
22:52
4.41m H
Fri 23rd06:07
1.40m L
11:15
4.01m H
18:03
1.58m L
23:30
4.26m H
Sat 24th06:45
1.50m L
11:55
3.83m H
18:43
1.70m L
Sun 25th00:11
4.10m H
07:28
1.60m L
12:40
3.66m H
19:30
1.82m L
Mon 26th00:56
3.95m H
08:18
1.67m L
13:31
3.54m H
20:25
1.90m L
Tue 27th01:48
3.84m H
09:19
1.72m L
14:31
3.51m H
21:35
1.92m L
Wed 28th02:48
3.80m H
10:31
1.69m L
15:37
3.60m H
22:54
1.83m L
Thu 29th03:53
3.87m H
11:36
1.57m L
16:39
3.82m H
23:59
1.65m L

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.