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
Tue 28th
Mar 2017
03:26
0.69m L
08:19
5.26m H
15:52
0.60m L
20:38
5.18m H
Wed 29th04:10
0.59m L
09:00
5.40m H
16:33
0.56m L
21:18
5.26m H
Thu 30th04:49
0.55m L
09:40
5.42m H
17:09
0.58m L
21:58
5.23m H
Fri 31st05:24
0.59m L
10:21
5.31m H
17:42
0.68m L
22:39
5.09m H
Sat 1st
Apr 2017
06:00
0.71m L
11:05
5.06m H
18:17
0.87m L
23:24
4.81m H
Sun 2nd06:42
0.92m L
11:52
4.68m H
19:02
1.16m L
Mon 3rd00:14
4.45m H
07:36
1.21m L
12:48
4.22m H
20:01
1.49m L
Tue 4th01:13
4.08m H
08:52
1.46m L
13:57
3.82m H
21:27
1.71m L
Wed 5th02:30
3.83m H
10:27
1.48m L
15:27
3.67m H
22:59
1.66m L
Thu 6th04:00
3.86m H
11:45
1.29m L
16:49
3.84m H
Fri 7th00:09
1.44m L
05:15
4.12m H
12:51
1.06m L
17:50
4.15m H
Sat 8th01:09
1.20m L
06:12
4.46m H
13:48
0.86m L
18:39
4.48m H
Sun 9th02:02
1.01m L
07:00
4.75m H
14:34
0.75m L
19:23
4.73m H
Mon 10th02:45
0.88m L
07:42
4.93m H
15:13
0.73m L
20:02
4.88m H
Tue 11th03:21
0.82m L
08:20
4.99m H
15:45
0.77m L
20:37
4.94m H
Wed 12th03:50
0.80m L
08:54
4.97m H
16:11
0.81m L
21:10
4.92m H
Thu 13th04:16
0.81m L
09:25
4.88m H
16:35
0.87m L
21:41
4.84m H
Fri 14th04:43
0.85m L
09:55
4.74m H
17:00
0.96m L
22:12
4.70m H
Sat 15th05:12
0.95m L
10:26
4.55m H
17:28
1.12m L
22:44
4.50m H
Sun 16th05:45
1.13m L
10:58
4.30m H
18:00
1.34m L
23:17
4.24m H
Mon 17th06:20
1.35m L
11:33
4.00m H
18:35
1.61m L
23:55
3.96m H
Tue 18th07:01
1.60m L
12:15
3.69m H
19:18
1.88m L
Wed 19th00:40
3.69m H
07:57
1.80m L
13:07
3.41m H
20:26
2.07m L
Thu 20th01:41
3.50m H
09:33
1.85m L
14:21
3.27m H
22:24
2.00m L
Fri 21st03:08
3.50m H
10:57
1.65m L
16:03
3.43m H
23:30
1.73m L
Sat 22nd04:34
3.79m H
11:54
1.37m L
17:10
3.83m H
Sun 23rd00:23
1.42m L
05:32
4.21m H
12:48
1.11m L
18:00
4.27m H
Mon 24th01:15
1.14m L
06:21
4.63m H
13:43
0.89m L
18:45
4.69m 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.