| 満潮 | 干潮 | 満潮 | 干潮 |
|
1
(月) |
02:30 | 09:04 | 15:26 | 21:02 |
| 116cm | 29cm | 112cm | 51cm | |
|
||||
日立（茨城）2034年05月1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 |
|---|---|---|---|
| 5/1 00:00 | 92.4 | ↑2.8 | |
| 5/1 00:10 | 95.1 | ↑2.7 | |
| 5/1 00:20 | 97.7 | ↑2.6 | |
| 5/1 00:30 | 100.2 | ↑2.5 | |
| 5/1 00:40 | 102.5 | ↑2.3 | |
| 5/1 00:50 | 104.7 | ↑2.2 | |
| 5/1 01:00 | 106.7 | ↑2.0 | |
| 5/1 01:10 | 108.6 | ↑1.9 | |
| 5/1 01:20 | 110.2 | ↑1.6 | |
| 5/1 01:30 | 111.7 | ↑1.5 | |
| 5/1 01:40 | 113.0 | ↑1.3 | |
| 5/1 01:50 | 114.0 | ↑1.0 | |
| 5/1 02:00 | 114.8 | ↑0.8 | |
| 5/1 02:10 | 115.4 | ↑0.6 | |
| 5/1 02:20 | 115.8 | ↑0.4 | 満潮 |
| 5/1 02:30 | 115.9 | ↑0.1 | 満潮 |
| 5/1 02:40 | 115.7 | ↓-0.2 | |
| 5/1 02:50 | 115.3 | ↓-0.4 | |
| 5/1 03:00 | 114.7 | ↓-0.6 | |
| 5/1 03:10 | 113.8 | ↓-0.9 | |
| 5/1 03:20 | 112.6 | ↓-1.2 | |
| 5/1 03:30 | 111.2 | ↓-1.4 | |
| 5/1 03:40 | 109.5 | ↓-1.7 | |
| 5/1 03:50 | 107.5 | ↓-2.0 | |
| 5/1 04:00 | 105.3 | ↓-2.2 | |
| 5/1 04:10 | 102.9 | ↓-2.4 | |
| 5/1 04:20 | 100.3 | ↓-2.6 | |
| 5/1 04:30 | 97.5 | ↓-2.8 | |
| 5/1 04:40 | 94.5 | ↓-3.0 | |
| 5/1 04:50 | 91.3 | ↓-3.2 | |
| 5/1 05:00 | 88.1 | ↓-3.2 | |
| 5/1 05:10 | 84.7 | ↓-3.4 | |
| 5/1 05:20 | 81.2 | ↓-3.5 | |
| 5/1 05:30 | 77.7 | ↓-3.5 | |
| 5/1 05:40 | 74.2 | ↓-3.5 | |
| 5/1 05:50 | 70.6 | ↓-3.6 | 最大潮位差 |
| 5/1 06:00 | 67.1 | ↓-3.5 | |
| 5/1 06:10 | 63.7 | ↓-3.4 | |
| 5/1 06:20 | 60.3 | ↓-3.4 | |
| 5/1 06:30 | 57.0 | ↓-3.3 | |
| 5/1 06:40 | 53.8 | ↓-3.2 | |
| 5/1 06:50 | 50.7 | ↓-3.1 | |
| 5/1 07:00 | 47.8 | ↓-2.9 | |
| 5/1 07:10 | 45.0 | ↓-2.8 | |
| 5/1 07:20 | 42.5 | ↓-2.5 | |
| 5/1 07:30 | 40.1 | ↓-2.4 | |
| 5/1 07:40 | 37.9 | ↓-2.2 | |
| 5/1 07:50 | 35.9 | ↓-2.0 | |
| 5/1 08:00 | 34.1 | ↓-1.8 | |
| 5/1 08:10 | 32.6 | ↓-1.5 | |
| 5/1 08:20 | 31.3 | ↓-1.3 | |
| 5/1 08:30 | 30.3 | ↓-1.0 | |
| 5/1 08:40 | 29.5 | ↓-0.8 | |
| 5/1 08:50 | 29.0 | ↓-0.5 | |
| 5/1 09:00 | 28.8 | ↓-0.2 | 干潮 |
| 5/1 09:10 | 28.8 | 0 | |
| 5/1 09:20 | 29.1 | ↑0.3 | |
| 5/1 09:30 | 29.7 | ↑0.6 | |
| 5/1 09:40 | 30.6 | ↑0.9 | |
| 5/1 09:50 | 31.8 | ↑1.2 | |
| 5/1 10:00 | 33.2 | ↑1.4 | |
| 5/1 10:10 | 35.0 | ↑1.8 | |
| 5/1 10:20 | 36.9 | ↑1.9 | |
| 5/1 10:30 | 39.1 | ↑2.2 | |
| 5/1 10:40 | 41.6 | ↑2.5 | |
| 5/1 10:50 | 44.2 | ↑2.6 | |
| 5/1 11:00 | 47.0 | ↑2.8 | |
| 5/1 11:10 | 50.0 | ↑3.0 | |
| 5/1 11:20 | 53.1 | ↑3.1 | |
| 5/1 11:30 | 56.4 | ↑3.3 | |
| 5/1 11:40 | 59.7 | ↑3.3 | |
| 5/1 11:50 | 63.1 | ↑3.4 | |
| 5/1 12:00 | 66.5 | ↑3.4 | |
| 5/1 12:10 | 69.9 | ↑3.4 | |
| 5/1 12:20 | 73.3 | ↑3.4 | |
| 5/1 12:30 | 76.6 | ↑3.3 | |
| 5/1 12:40 | 79.9 | ↑3.3 | |
| 5/1 12:50 | 83.1 | ↑3.2 | |
| 5/1 13:00 | 86.2 | ↑3.1 | |
| 5/1 13:10 | 89.2 | ↑3.0 | |
| 5/1 13:20 | 92.1 | ↑2.9 | |
| 5/1 13:30 | 94.8 | ↑2.7 | |
| 5/1 13:40 | 97.3 | ↑2.5 | |
| 5/1 13:50 | 99.7 | ↑2.4 | |
| 5/1 14:00 | 101.9 | ↑2.2 | |
| 5/1 14:10 | 103.9 | ↑2.0 | |
| 5/1 14:20 | 105.6 | ↑1.7 | |
| 5/1 14:30 | 107.2 | ↑1.6 | |
| 5/1 14:40 | 108.5 | ↑1.3 | |
| 5/1 14:50 | 109.5 | ↑1.0 | |
| 5/1 15:00 | 110.3 | ↑0.8 | |
| 5/1 15:10 | 110.9 | ↑0.6 | |
| 5/1 15:20 | 111.1 | ↑0.2 | 満潮 |
| 5/1 15:30 | 111.1 | 0 | |
| 5/1 15:40 | 110.8 | ↓-0.3 | |
| 5/1 15:50 | 110.3 | ↓-0.5 | |
| 5/1 16:00 | 109.5 | ↓-0.8 | |
| 5/1 16:10 | 108.4 | ↓-1.1 | |
| 5/1 16:20 | 107.0 | ↓-1.4 | |
| 5/1 16:30 | 105.4 | ↓-1.6 | |
| 5/1 16:40 | 103.6 | ↓-1.8 | |
| 5/1 16:50 | 101.5 | ↓-2.1 | |
| 5/1 17:00 | 99.3 | ↓-2.2 | |
| 5/1 17:10 | 96.9 | ↓-2.4 | |
| 5/1 17:20 | 94.4 | ↓-2.5 | |
| 5/1 17:30 | 91.7 | ↓-2.7 | |
| 5/1 17:40 | 89.0 | ↓-2.7 | |
| 5/1 17:50 | 86.2 | ↓-2.8 | |
| 5/1 18:00 | 83.3 | ↓-2.9 | |
| 5/1 18:10 | 80.5 | ↓-2.8 | |
| 5/1 18:20 | 77.7 | ↓-2.8 | |
| 5/1 18:30 | 74.9 | ↓-2.8 | |
| 5/1 18:40 | 72.2 | ↓-2.7 | |
| 5/1 18:50 | 69.6 | ↓-2.6 | |
| 5/1 19:00 | 67.1 | ↓-2.5 | |
| 5/1 19:10 | 64.7 | ↓-2.4 | |
| 5/1 19:20 | 62.5 | ↓-2.2 | |
| 5/1 19:30 | 60.4 | ↓-2.1 | |
| 5/1 19:40 | 58.5 | ↓-1.9 | |
| 5/1 19:50 | 56.8 | ↓-1.7 | |
| 5/1 20:00 | 55.3 | ↓-1.5 | |
| 5/1 20:10 | 54.0 | ↓-1.3 | |
| 5/1 20:20 | 52.9 | ↓-1.1 | |
| 5/1 20:30 | 52.0 | ↓-0.9 | |
| 5/1 20:40 | 51.4 | ↓-0.6 | |
| 5/1 20:50 | 51.0 | ↓-0.4 | |
| 5/1 21:00 | 50.8 | ↓-0.2 | 干潮 |
| 5/1 21:10 | 50.9 | ↑0.1 | |
| 5/1 21:20 | 51.3 | ↑0.4 | |
| 5/1 21:30 | 51.9 | ↑0.6 | |
| 5/1 21:40 | 52.7 | ↑0.8 | |
| 5/1 21:50 | 53.9 | ↑1.2 | |
| 5/1 22:00 | 55.2 | ↑1.3 | |
| 5/1 22:10 | 56.8 | ↑1.6 | |
| 5/1 22:20 | 58.7 | ↑1.9 | |
| 5/1 22:30 | 60.7 | ↑2.0 | |
| 5/1 22:40 | 63.0 | ↑2.3 | |
| 5/1 22:50 | 65.5 | ↑2.5 | |
| 5/1 23:00 | 68.1 | ↑2.6 | |
| 5/1 23:10 | 70.9 | ↑2.8 | |
| 5/1 23:20 | 73.8 | ↑2.9 | |
| 5/1 23:30 | 76.8 | ↑3.0 | |
| 5/1 23:40 | 79.9 | ↑3.1 | |
| 5/1 23:50 | 83.0 | ↑3.1 |