High and low water times and heights at Portsmouth

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 24th
Sep 2021
00:42
4.62m H
06:15
0.90m L
13:08
4.68m H
18:31
1.06m L
Sat 25th01:18
4.54m H
06:45
1.08m L
13:40
4.60m H
19:01
1.22m L
Sun 26th01:52
4.41m H
07:14
1.30m L
14:11
4.46m H
19:30
1.40m L
Mon 27th02:26
4.24m H
07:44
1.55m L
14:43
4.28m H
20:01
1.62m L
Tue 28th03:04
4.04m H
08:17
1.85m L
15:21
4.04m H
20:38
1.90m L
Wed 29th03:56
3.81m H
08:58
2.20m L
16:17
3.77m H
21:30
2.21m L
Thu 30th05:45
3.68m H
10:28
2.53m L
18:07
3.63m H
Fri 1st
Oct 2021
00:35
2.31m L
07:02
3.73m H
13:18
2.38m L
19:27
3.70m H
Sat 2nd01:27
2.09m L
08:16
3.95m H
13:56
2.09m L
20:35
3.96m H
Sun 3rd02:07
1.77m L
09:12
4.26m H
14:31
1.74m L
21:23
4.26m H
Mon 4th02:46
1.41m L
09:51
4.52m H
15:08
1.37m L
22:00
4.53m H
Tue 5th03:25
1.04m L
10:25
4.73m H
15:46
1.03m L
22:34
4.74m H
Wed 6th04:05
0.74m L
11:00
4.88m H
16:25
0.77m L
23:12
4.89m H
Thu 7th04:45
0.55m L
11:38
4.98m H
17:05
0.63m L
23:52
4.96m H
Fri 8th05:24
0.50m L
12:18
5.02m H
17:45
0.62m L
Sat 9th00:35
4.96m H
06:03
0.58m L
13:01
4.99m H
18:24
0.72m L
Sun 10th01:20
4.88m H
06:44
0.78m L
13:45
4.89m H
19:06
0.91m L
Mon 11th02:07
4.72m H
07:27
1.07m L
14:30
4.70m H
19:51
1.19m L
Tue 12th03:00
4.50m H
08:15
1.45m L
15:21
4.44m H
20:45
1.53m L
Wed 13th04:06
4.25m H
09:19
1.85m L
16:29
4.14m H
22:03
1.85m L
Thu 14th05:49
4.08m H
10:57
2.11m L
18:15
3.95m H
23:43
1.96m L
Fri 15th07:15
4.11m H
12:32
2.09m L
19:43
4.01m H
Sat 16th01:04
1.84m L
08:31
4.31m H
13:42
1.86m L
20:48
4.20m H
Sun 17th02:02
1.59m L
09:21
4.52m H
14:30
1.56m L
21:28
4.39m H
Mon 18th02:47
1.31m L
09:55
4.66m H
15:11
1.28m L
22:02
4.53m H
Tue 19th03:27
1.08m L
10:26
4.74m H
15:49
1.07m L
22:35
4.61m H
Wed 20th04:06
0.94m L
10:59
4.77m H
16:25
0.97m L
23:09
4.65m H
Thu 21st04:42
0.90m L
11:32
4.77m H
17:00
0.96m L
23:44
4.66m H

Disclaimer

While every effort has been made to ensure the accuracy of the information provided, no responsibility can be accepted by the National Oceanographiy Centre for any consequential loss or damage arising from its use.

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