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
Thu 14th
Dec 2017
01:28
1.61m L
08:42
4.39m H
14:00
1.54m L
21:04
4.20m H
Fri 15th02:20
1.47m L
09:24
4.46m H
14:47
1.36m L
21:45
4.31m H
Sat 16th03:06
1.34m L
10:02
4.53m H
15:30
1.21m L
22:23
4.41m H
Sun 17th03:48
1.24m L
10:39
4.59m H
16:09
1.11m L
23:01
4.50m H
Mon 18th04:27
1.20m L
11:15
4.62m H
16:46
1.07m L
23:39
4.56m H
Tue 19th05:03
1.21m L
11:51
4.63m H
17:21
1.07m L
Wed 20th00:18
4.57m H
05:36
1.25m L
12:25
4.60m H
17:53
1.10m L
Thu 21st00:54
4.55m H
06:07
1.31m L
12:57
4.54m H
18:24
1.15m L
Fri 22nd01:28
4.49m H
06:39
1.37m L
13:30
4.46m H
18:55
1.21m L
Sat 23rd02:01
4.41m H
07:13
1.44m L
14:03
4.35m H
19:30
1.29m L
Sun 24th02:37
4.33m H
07:51
1.54m L
14:42
4.23m H
20:10
1.40m L
Mon 25th03:19
4.24m H
08:35
1.67m L
15:29
4.09m H
20:57
1.54m L
Tue 26th04:10
4.16m H
09:29
1.79m L
16:25
3.98m H
21:57
1.67m L
Wed 27th05:18
4.12m H
10:43
1.84m L
17:36
3.93m H
23:15
1.68m L
Thu 28th06:33
4.16m H
11:59
1.73m L
18:54
4.00m H
Fri 29th00:25
1.56m L
07:39
4.30m H
13:02
1.51m L
20:04
4.18m H
Sat 30th01:27
1.36m L
08:39
4.48m H
14:00
1.23m L
21:04
4.41m H
Sun 31st02:24
1.12m L
09:31
4.69m H
14:56
0.94m L
21:57
4.63m H
Mon 1st
Jan 2018
03:20
0.90m L
10:20
4.86m H
15:48
0.69m L
22:46
4.81m H
Tue 2nd04:12
0.73m L
11:06
4.97m H
16:39
0.51m L
23:34
4.91m H
Wed 3rd05:01
0.64m L
11:52
5.00m H
17:26
0.43m L
Thu 4th00:21
4.93m H
05:48
0.65m L
12:38
4.95m H
18:12
0.46m L
Fri 5th01:09
4.88m H
06:34
0.73m L
13:23
4.84m H
18:57
0.57m L
Sat 6th01:59
4.78m H
07:20
0.89m L
14:09
4.67m H
19:43
0.75m L
Sun 7th02:51
4.64m H
08:07
1.09m L
15:00
4.46m H
20:31
1.00m L
Mon 8th04:24
4.49m H
08:58
1.34m L
15:58
4.22m H
21:24
1.29m L
Tue 9th05:11
4.33m H
09:56
1.59m L
17:18
4.02m H
22:24
1.57m L
Wed 10th06:05
4.19m H
11:06
1.79m L
18:30
3.88m H
23:39
1.76m L

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.