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
Wed 24th
May 2017
02:52
0.83m L
09:49
4.58m H
15:15
0.70m L
22:15
4.81m H
Thu 25th03:41
0.57m L
10:36
4.76m H
16:03
0.53m L
23:00
4.92m H
Fri 26th04:28
0.41m L
11:22
4.86m H
16:50
0.47m L
23:45
4.96m H
Sat 27th05:15
0.37m L
12:10
4.89m H
17:36
0.53m L
Sun 28th00:30
4.92m H
06:00
0.43m L
12:59
4.84m H
18:23
0.67m L
Mon 29th01:17
4.82m H
06:46
0.57m L
13:48
4.74m H
19:10
0.87m L
Tue 30th02:04
4.65m H
07:34
0.77m L
14:42
4.59m H
20:00
1.11m L
Wed 31st02:55
4.43m H
08:26
1.02m L
16:24
4.42m H
20:56
1.36m L
Thu 1st
Jun 2017
03:57
4.18m H
09:24
1.28m L
17:19
4.29m H
22:00
1.59m L
Fri 2nd05:30
3.99m H
10:31
1.50m L
18:18
4.19m H
23:15
1.71m L
Sat 3rd06:41
3.90m H
11:46
1.61m L
19:18
4.17m H
Sun 4th00:29
1.69m L
07:44
3.91m H
12:54
1.58m L
20:12
4.21m H
Mon 5th01:30
1.55m L
08:35
4.00m H
13:51
1.46m L
20:57
4.29m H
Tue 6th02:20
1.37m L
09:18
4.11m H
14:39
1.33m L
21:37
4.36m H
Wed 7th03:03
1.21m L
09:57
4.23m H
15:21
1.22m L
22:15
4.43m H
Thu 8th03:44
1.10m L
10:36
4.33m H
16:01
1.16m L
22:51
4.48m H
Fri 9th04:21
1.04m L
11:15
4.41m H
16:38
1.15m L
23:28
4.51m H
Sat 10th04:56
1.02m L
11:54
4.46m H
17:12
1.18m L
Sun 11th00:03
4.51m H
05:28
1.03m L
12:31
4.46m H
17:43
1.22m L
Mon 12th00:37
4.48m H
05:59
1.05m L
13:06
4.44m H
18:15
1.26m L
Tue 13th01:09
4.42m H
06:31
1.09m L
13:40
4.39m H
18:48
1.31m L
Wed 14th01:42
4.35m H
07:06
1.15m L
14:15
4.33m H
19:26
1.39m L
Thu 15th02:21
4.26m H
07:45
1.24m L
14:55
4.27m H
20:09
1.49m L
Fri 16th03:04
4.15m H
08:30
1.35m L
15:43
4.20m H
21:00
1.61m L
Sat 17th03:56
4.03m H
09:25
1.48m L
16:42
4.15m H
22:05
1.69m L
Sun 18th04:59
3.96m H
10:37
1.54m L
17:54
4.16m H
23:24
1.64m L
Mon 19th06:13
3.98m H
11:51
1.46m L
19:03
4.25m H
Tue 20th00:31
1.46m L
07:27
4.10m H
12:56
1.30m L
20:07
4.40m 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.