High and low water times and heights at Harwich
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)

© National Oceanography Centre, Liverpool
Tue 28th
Mar 202303:38
3.70m H09:32
0.95m L15:58
3.44m H21:53
0.98m L
Mar 202303:38
3.70m H09:32
0.95m L15:58
3.44m H21:53
0.98m L
Wed 29th04:24
3.42m H10:22
1.22m L16:44
3.21m H22:57
1.13m L
3.42m H10:22
1.22m L16:44
3.21m H22:57
1.13m L
Thu 30th05:26
3.15m H11:37
1.44m L17:49
2.98m H
3.15m H11:37
1.44m L17:49
2.98m H
Fri 31st00:42
1.19m L07:10
3.03m H13:31
1.47m L19:39
2.95m H
1.19m L07:10
3.03m H13:31
1.47m L19:39
2.95m H
Sat 1st
Apr 202302:14
1.04m L08:42
3.21m H14:43
1.32m L21:00
3.15m H
Apr 202302:14
1.04m L08:42
3.21m H14:43
1.32m L21:00
3.15m H
Sun 2nd03:12
0.85m L09:36
3.45m H15:33
1.14m L21:50
3.39m H
0.85m L09:36
3.45m H15:33
1.14m L21:50
3.39m H
Mon 3rd03:57
0.70m L10:18
3.63m H16:11
0.99m L22:31
3.58m H
0.70m L10:18
3.63m H16:11
0.99m L22:31
3.58m H
Tue 4th04:33
0.59m L10:55
3.76m H16:42
0.87m L23:07
3.74m H
0.59m L10:55
3.76m H16:42
0.87m L23:07
3.74m H
Wed 5th05:03
0.51m L11:29
3.86m H17:10
0.76m L23:42
3.85m H
0.51m L11:29
3.86m H17:10
0.76m L23:42
3.85m H
Thu 6th05:33
0.45m L12:02
3.93m H17:39
0.67m L
0.45m L12:02
3.93m H17:39
0.67m L
Fri 7th00:15
3.93m H06:03
0.41m L12:35
3.97m H18:11
0.61m L
3.93m H06:03
0.41m L12:35
3.97m H18:11
0.61m L
Sat 8th00:48
3.97m H06:35
0.41m L13:09
3.97m H18:44
0.59m L
3.97m H06:35
0.41m L13:09
3.97m H18:44
0.59m L
Sun 9th01:21
3.97m H07:07
0.46m L13:42
3.91m H19:18
0.61m L
3.97m H07:07
0.46m L13:42
3.91m H19:18
0.61m L
Mon 10th01:55
3.93m H07:41
0.54m L14:17
3.81m H19:55
0.66m L
3.93m H07:41
0.54m L14:17
3.81m H19:55
0.66m L
Tue 11th02:33
3.86m H08:18
0.67m L14:55
3.68m H20:36
0.72m L
3.86m H08:18
0.67m L14:55
3.68m H20:36
0.72m L
Wed 12th03:16
3.74m H09:03
0.85m L15:39
3.50m H21:28
0.83m L
3.74m H09:03
0.85m L15:39
3.50m H21:28
0.83m L
Thu 13th04:10
3.57m H10:03
1.08m L16:36
3.30m H22:40
0.94m L
3.57m H10:03
1.08m L16:36
3.30m H22:40
0.94m L
Fri 14th05:21
3.40m H11:29
1.25m L17:51
3.15m H
3.40m H11:29
1.25m L17:51
3.15m H
Sat 15th00:18
0.93m L06:52
3.37m H13:03
1.23m L19:21
3.17m H
0.93m L06:52
3.37m H13:03
1.23m L19:21
3.17m H
Sun 16th01:48
0.77m L08:25
3.56m H14:22
1.09m L20:47
3.38m H
0.77m L08:25
3.56m H14:22
1.09m L20:47
3.38m H
Mon 17th03:03
0.55m L09:33
3.82m H15:23
0.93m L21:50
3.64m H
0.55m L09:33
3.82m H15:23
0.93m L21:50
3.64m H
Tue 18th03:59
0.38m L10:25
4.01m H16:09
0.78m L22:39
3.86m H
0.38m L10:25
4.01m H16:09
0.78m L22:39
3.86m H
Wed 19th04:42
0.28m L11:10
4.11m H16:49
0.65m L23:23
4.03m H
0.28m L11:10
4.11m H16:49
0.65m L23:23
4.03m H
Thu 20th05:21
0.25m L11:51
4.15m H17:27
0.53m L
0.25m L11:51
4.15m H17:27
0.53m L
Fri 21st00:03
4.14m H05:57
0.26m L12:30
4.13m H18:06
0.47m L
4.14m H05:57
0.26m L12:30
4.13m H18:06
0.47m L
Sat 22nd00:42
4.18m H06:33
0.33m L13:06
4.07m H18:46
0.47m L
4.18m H06:33
0.33m L13:06
4.07m H18:46
0.47m L
Sun 23rd01:18
4.14m H07:10
0.48m L13:40
3.97m H19:26
0.54m L
4.14m H07:10
0.48m L13:40
3.97m H19:26
0.54m L
Mon 24th01:55
4.02m H07:46
0.67m L14:13
3.83m H20:04
0.66m L
4.02m H07:46
0.67m L14:13
3.83m H20:04
0.66m 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.