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)
![UK & Ireland](../sites/ntslf/files/images/ntgnet_rt3.gif)
© National Oceanography Centre, Liverpool
Mon 15th
Jul 202405:35
3.70m H10:52
1.97m L18:12
3.95m H23:40
2.04m L
Jul 202405:35
3.70m H10:52
1.97m L18:12
3.95m H23:40
2.04m L
Tue 16th06:40
3.68m H12:01
2.04m L19:09
3.93m H
3.68m H12:01
2.04m L19:09
3.93m H
Wed 17th00:43
1.98m L07:46
3.75m H13:03
2.00m L20:11
3.98m H
1.98m L07:46
3.75m H13:03
2.00m L20:11
3.98m H
Thu 18th01:39
1.82m L08:54
3.91m H14:00
1.87m L21:10
4.12m H
1.82m L08:54
3.91m H14:00
1.87m L21:10
4.12m H
Fri 19th02:31
1.60m L09:50
4.13m H14:54
1.66m L21:59
4.29m H
1.60m L09:50
4.13m H14:54
1.66m L21:59
4.29m H
Sat 20th03:21
1.34m L10:33
4.34m H15:44
1.42m L22:41
4.45m H
1.34m L10:33
4.34m H15:44
1.42m L22:41
4.45m H
Sun 21st04:09
1.07m L11:13
4.52m H16:33
1.18m L23:22
4.60m H
1.07m L11:13
4.52m H16:33
1.18m L23:22
4.60m H
Mon 22nd04:57
0.84m L11:55
4.65m H17:19
1.00m L
0.84m L11:55
4.65m H17:19
1.00m L
Tue 23rd00:05
4.69m H05:42
0.69m L12:39
4.73m H18:04
0.90m L
4.69m H05:42
0.69m L12:39
4.73m H18:04
0.90m L
Wed 24th00:48
4.73m H06:26
0.64m L13:25
4.76m H18:48
0.90m L
4.73m H06:26
0.64m L13:25
4.76m H18:48
0.90m L
Thu 25th01:34
4.71m H07:09
0.68m L14:14
4.75m H19:32
0.97m L
4.71m H07:09
0.68m L14:14
4.75m H19:32
0.97m L
Fri 26th02:21
4.64m H07:53
0.80m L15:05
4.70m H20:17
1.11m L
4.64m H07:53
0.80m L15:05
4.70m H20:17
1.11m L
Sat 27th03:10
4.51m H08:39
0.99m L16:00
4.61m H21:07
1.30m L
4.51m H08:39
0.99m L16:00
4.61m H21:07
1.30m L
Sun 28th04:06
4.34m H09:31
1.24m L16:56
4.48m H22:07
1.50m L
4.34m H09:31
1.24m L16:56
4.48m H22:07
1.50m L
Mon 29th05:10
4.16m H10:35
1.52m L17:55
4.32m H23:21
1.67m L
4.16m H10:35
1.52m L17:55
4.32m H23:21
1.67m L
Tue 30th06:24
4.00m H11:51
1.74m L19:03
4.18m H
4.00m H11:51
1.74m L19:03
4.18m H
Wed 31st00:38
1.73m L07:46
3.96m H13:09
1.83m L20:15
4.15m H
1.73m L07:46
3.96m H13:09
1.83m L20:15
4.15m H
Thu 1st
Aug 202401:49
1.66m L08:57
4.06m H14:18
1.77m L21:15
4.21m H
Aug 202401:49
1.66m L08:57
4.06m H14:18
1.77m L21:15
4.21m H
Fri 2nd02:48
1.49m L09:52
4.22m H15:13
1.60m L22:03
4.31m H
1.49m L09:52
4.22m H15:13
1.60m L22:03
4.31m H
Sat 3rd03:37
1.28m L10:36
4.37m H16:00
1.40m L22:45
4.39m H
1.28m L10:36
4.37m H16:00
1.40m L22:45
4.39m H
Sun 4th04:20
1.09m L11:15
4.46m H16:40
1.25m L23:21
4.44m H
1.09m L11:15
4.46m H16:40
1.25m L23:21
4.44m H
Mon 5th04:59
0.97m L11:52
4.50m H17:18
1.15m L23:57
4.46m H
0.97m L11:52
4.50m H17:18
1.15m L23:57
4.46m H
Tue 6th05:36
0.91m L12:28
4.52m H17:54
1.12m L
0.91m L12:28
4.52m H17:54
1.12m L
Wed 7th00:33
4.46m H06:11
0.92m L13:04
4.52m H18:28
1.15m L
4.46m H06:11
0.92m L13:04
4.52m H18:28
1.15m L
Thu 8th01:09
4.44m H06:44
0.99m L13:40
4.50m H19:00
1.23m L
4.44m H06:44
0.99m L13:40
4.50m H19:00
1.23m L
Fri 9th01:43
4.37m H07:14
1.10m L14:14
4.45m H19:30
1.34m L
4.37m H07:14
1.10m L14:14
4.45m H19:30
1.34m L
Sat 10th02:16
4.28m H07:43
1.24m L14:45
4.37m H20:00
1.46m L
4.28m H07:43
1.24m L14:45
4.37m H20:00
1.46m L
Sun 11th02:49
4.14m H08:13
1.42m L15:18
4.26m H20:33
1.62m L
4.14m H08:13
1.42m L15:18
4.26m H20:33
1.62m 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.