| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(水) |
05:10 | 12:22 | 19:35 | - |
| 130cm | 8cm | 119cm | - | |
|
||||
日立（茨城）2033年05月18日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。
| 時刻 | 潮位 | 高低差 | 各ポイント |
|---|---|---|---|
| 5/18 00:00 | 78.8 | 0 | |
| 5/18 00:10 | 79.1 | ↑0.3 | |
| 5/18 00:20 | 79.5 | ↑0.4 | |
| 5/18 00:30 | 80.2 | ↑0.7 | |
| 5/18 00:40 | 81.1 | ↑0.9 | |
| 5/18 00:50 | 82.2 | ↑1.1 | |
| 5/18 01:00 | 83.5 | ↑1.3 | |
| 5/18 01:10 | 84.9 | ↑1.4 | |
| 5/18 01:20 | 86.6 | ↑1.7 | |
| 5/18 01:30 | 88.5 | ↑1.9 | |
| 5/18 01:40 | 90.5 | ↑2.0 | |
| 5/18 01:50 | 92.6 | ↑2.1 | |
| 5/18 02:00 | 94.9 | ↑2.3 | |
| 5/18 02:10 | 97.3 | ↑2.4 | |
| 5/18 02:20 | 99.8 | ↑2.5 | |
| 5/18 02:30 | 102.3 | ↑2.5 | |
| 5/18 02:40 | 104.9 | ↑2.6 | |
| 5/18 02:50 | 107.5 | ↑2.6 | |
| 5/18 03:00 | 110.1 | ↑2.6 | |
| 5/18 03:10 | 112.6 | ↑2.5 | |
| 5/18 03:20 | 115.0 | ↑2.4 | |
| 5/18 03:30 | 117.3 | ↑2.3 | |
| 5/18 03:40 | 119.5 | ↑2.2 | |
| 5/18 03:50 | 121.6 | ↑2.1 | |
| 5/18 04:00 | 123.4 | ↑1.8 | |
| 5/18 04:10 | 125.1 | ↑1.7 | |
| 5/18 04:20 | 126.5 | ↑1.4 | |
| 5/18 04:30 | 127.7 | ↑1.2 | |
| 5/18 04:40 | 128.6 | ↑0.9 | |
| 5/18 04:50 | 129.3 | ↑0.7 | |
| 5/18 05:00 | 129.7 | ↑0.4 | 満潮 |
| 5/18 05:10 | 129.8 | ↑0.1 | 満潮 |
| 5/18 05:20 | 129.6 | ↓-0.2 | |
| 5/18 05:30 | 129.2 | ↓-0.4 | |
| 5/18 05:40 | 128.4 | ↓-0.8 | |
| 5/18 05:50 | 127.4 | ↓-1.0 | |
| 5/18 06:00 | 126.0 | ↓-1.4 | |
| 5/18 06:10 | 124.4 | ↓-1.6 | |
| 5/18 06:20 | 122.5 | ↓-1.9 | |
| 5/18 06:30 | 120.3 | ↓-2.2 | |
| 5/18 06:40 | 117.8 | ↓-2.5 | |
| 5/18 06:50 | 115.1 | ↓-2.7 | |
| 5/18 07:00 | 112.2 | ↓-2.9 | |
| 5/18 07:10 | 108.9 | ↓-3.3 | |
| 5/18 07:20 | 105.5 | ↓-3.4 | |
| 5/18 07:30 | 101.8 | ↓-3.7 | |
| 5/18 07:40 | 98.0 | ↓-3.8 | |
| 5/18 07:50 | 94.0 | ↓-4.0 | |
| 5/18 08:00 | 89.8 | ↓-4.2 | |
| 5/18 08:10 | 85.5 | ↓-4.3 | |
| 5/18 08:20 | 81.0 | ↓-4.5 | |
| 5/18 08:30 | 76.5 | ↓-4.5 | |
| 5/18 08:40 | 71.9 | ↓-4.6 | 最大潮位差 |
| 5/18 08:50 | 67.3 | ↓-4.6 | 最大潮位差 |
| 5/18 09:00 | 62.7 | ↓-4.6 | 最大潮位差 |
| 5/18 09:10 | 58.1 | ↓-4.6 | 最大潮位差 |
| 5/18 09:20 | 53.6 | ↓-4.5 | |
| 5/18 09:30 | 49.2 | ↓-4.4 | |
| 5/18 09:40 | 44.9 | ↓-4.3 | |
| 5/18 09:50 | 40.7 | ↓-4.2 | |
| 5/18 10:00 | 36.7 | ↓-4.0 | |
| 5/18 10:10 | 32.9 | ↓-3.8 | |
| 5/18 10:20 | 29.3 | ↓-3.6 | |
| 5/18 10:30 | 25.9 | ↓-3.4 | |
| 5/18 10:40 | 22.8 | ↓-3.1 | |
| 5/18 10:50 | 19.9 | ↓-2.9 | |
| 5/18 11:00 | 17.3 | ↓-2.6 | |
| 5/18 11:10 | 15.0 | ↓-2.3 | |
| 5/18 11:20 | 12.9 | ↓-2.1 | |
| 5/18 11:30 | 11.2 | ↓-1.7 | |
| 5/18 11:40 | 9.8 | ↓-1.4 | |
| 5/18 11:50 | 8.7 | ↓-1.1 | |
| 5/18 12:00 | 7.9 | ↓-0.8 | |
| 5/18 12:10 | 7.4 | ↓-0.5 | |
| 5/18 12:20 | 7.2 | ↓-0.2 | 干潮 |
| 5/18 12:30 | 7.3 | ↑0.1 | |
| 5/18 12:40 | 7.7 | ↑0.4 | |
| 5/18 12:50 | 8.5 | ↑0.8 | |
| 5/18 13:00 | 9.6 | ↑1.1 | |
| 5/18 13:10 | 10.9 | ↑1.3 | |
| 5/18 13:20 | 12.6 | ↑1.7 | |
| 5/18 13:30 | 14.5 | ↑1.9 | |
| 5/18 13:40 | 16.8 | ↑2.3 | |
| 5/18 13:50 | 19.3 | ↑2.5 | |
| 5/18 14:00 | 22.0 | ↑2.7 | |
| 5/18 14:10 | 25.0 | ↑3.0 | |
| 5/18 14:20 | 28.2 | ↑3.2 | |
| 5/18 14:30 | 31.7 | ↑3.5 | |
| 5/18 14:40 | 35.3 | ↑3.6 | |
| 5/18 14:50 | 39.0 | ↑3.7 | |
| 5/18 15:00 | 42.9 | ↑3.9 | |
| 5/18 15:10 | 46.9 | ↑4.0 | |
| 5/18 15:20 | 51.0 | ↑4.1 | |
| 5/18 15:30 | 55.1 | ↑4.1 | |
| 5/18 15:40 | 59.3 | ↑4.2 | |
| 5/18 15:50 | 63.4 | ↑4.1 | |
| 5/18 16:00 | 67.5 | ↑4.1 | |
| 5/18 16:10 | 71.6 | ↑4.1 | |
| 5/18 16:20 | 75.6 | ↑4.0 | |
| 5/18 16:30 | 79.5 | ↑3.9 | |
| 5/18 16:40 | 83.3 | ↑3.8 | |
| 5/18 16:50 | 87.0 | ↑3.7 | |
| 5/18 17:00 | 90.5 | ↑3.5 | |
| 5/18 17:10 | 93.8 | ↑3.3 | |
| 5/18 17:20 | 97.0 | ↑3.2 | |
| 5/18 17:30 | 100.0 | ↑3.0 | |
| 5/18 17:40 | 102.8 | ↑2.8 | |
| 5/18 17:50 | 105.3 | ↑2.5 | |
| 5/18 18:00 | 107.7 | ↑2.4 | |
| 5/18 18:10 | 109.8 | ↑2.1 | |
| 5/18 18:20 | 111.7 | ↑1.9 | |
| 5/18 18:30 | 113.4 | ↑1.7 | |
| 5/18 18:40 | 114.8 | ↑1.4 | |
| 5/18 18:50 | 116.0 | ↑1.2 | |
| 5/18 19:00 | 117.0 | ↑1.0 | |
| 5/18 19:10 | 117.7 | ↑0.7 | |
| 5/18 19:20 | 118.1 | ↑0.4 | |
| 5/18 19:30 | 118.3 | ↑0.2 | 満潮 |
| 5/18 19:40 | 118.3 | 0 | |
| 5/18 19:50 | 118.1 | ↓-0.2 | |
| 5/18 20:00 | 117.6 | ↓-0.5 | |
| 5/18 20:10 | 116.9 | ↓-0.7 | |
| 5/18 20:20 | 116.0 | ↓-0.9 | |
| 5/18 20:30 | 115.0 | ↓-1.0 | |
| 5/18 20:40 | 113.7 | ↓-1.3 | |
| 5/18 20:50 | 112.3 | ↓-1.4 | |
| 5/18 21:00 | 110.7 | ↓-1.6 | |
| 5/18 21:10 | 109.1 | ↓-1.6 | |
| 5/18 21:20 | 107.3 | ↓-1.8 | |
| 5/18 21:30 | 105.5 | ↓-1.8 | |
| 5/18 21:40 | 103.6 | ↓-1.9 | |
| 5/18 21:50 | 101.6 | ↓-2.0 | |
| 5/18 22:00 | 99.7 | ↓-1.9 | |
| 5/18 22:10 | 97.8 | ↓-1.9 | |
| 5/18 22:20 | 95.9 | ↓-1.9 | |
| 5/18 22:30 | 94.1 | ↓-1.8 | |
| 5/18 22:40 | 92.3 | ↓-1.8 | |
| 5/18 22:50 | 90.6 | ↓-1.7 | |
| 5/18 23:00 | 89.1 | ↓-1.5 | |
| 5/18 23:10 | 87.6 | ↓-1.5 | |
| 5/18 23:20 | 86.3 | ↓-1.3 | |
| 5/18 23:30 | 85.1 | ↓-1.2 | |
| 5/18 23:40 | 84.1 | ↓-1.0 | |
| 5/18 23:50 | 83.2 | ↓-0.9 |