| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(水) |
05:05 | 12:45 | 20:21 | - |
| 139cm | -2cm | 119cm | - | |
|
||||
日立（茨城）2040年05月30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 |
|---|---|---|---|
| 5/30 00:00 | 93.7 | 0 | |
| 5/30 00:10 | 93.9 | ↑0.2 | |
| 5/30 00:20 | 94.2 | ↑0.3 | |
| 5/30 00:30 | 94.7 | ↑0.5 | |
| 5/30 00:40 | 95.5 | ↑0.8 | |
| 5/30 00:50 | 96.4 | ↑0.9 | |
| 5/30 01:00 | 97.5 | ↑1.1 | |
| 5/30 01:10 | 98.8 | ↑1.3 | |
| 5/30 01:20 | 100.2 | ↑1.4 | |
| 5/30 01:30 | 101.9 | ↑1.7 | |
| 5/30 01:40 | 103.7 | ↑1.8 | |
| 5/30 01:50 | 105.6 | ↑1.9 | |
| 5/30 02:00 | 107.6 | ↑2.0 | |
| 5/30 02:10 | 109.8 | ↑2.2 | |
| 5/30 02:20 | 112.0 | ↑2.2 | |
| 5/30 02:30 | 114.3 | ↑2.3 | |
| 5/30 02:40 | 116.6 | ↑2.3 | |
| 5/30 02:50 | 118.9 | ↑2.3 | |
| 5/30 03:00 | 121.3 | ↑2.4 | |
| 5/30 03:10 | 123.5 | ↑2.2 | |
| 5/30 03:20 | 125.7 | ↑2.2 | |
| 5/30 03:30 | 127.8 | ↑2.1 | |
| 5/30 03:40 | 129.8 | ↑2.0 | |
| 5/30 03:50 | 131.6 | ↑1.8 | |
| 5/30 04:00 | 133.3 | ↑1.7 | |
| 5/30 04:10 | 134.7 | ↑1.4 | |
| 5/30 04:20 | 136.0 | ↑1.3 | |
| 5/30 04:30 | 137.0 | ↑1.0 | |
| 5/30 04:40 | 137.8 | ↑0.8 | |
| 5/30 04:50 | 138.3 | ↑0.5 | |
| 5/30 05:00 | 138.6 | ↑0.3 | 満潮 |
| 5/30 05:10 | 138.6 | 0 | |
| 5/30 05:20 | 138.3 | ↓-0.3 | |
| 5/30 05:30 | 137.7 | ↓-0.6 | |
| 5/30 05:40 | 136.8 | ↓-0.9 | |
| 5/30 05:50 | 135.6 | ↓-1.2 | |
| 5/30 06:00 | 134.2 | ↓-1.4 | |
| 5/30 06:10 | 132.4 | ↓-1.8 | |
| 5/30 06:20 | 130.4 | ↓-2.0 | |
| 5/30 06:30 | 128.1 | ↓-2.3 | |
| 5/30 06:40 | 125.5 | ↓-2.6 | |
| 5/30 06:50 | 122.6 | ↓-2.9 | |
| 5/30 07:00 | 119.5 | ↓-3.1 | |
| 5/30 07:10 | 116.1 | ↓-3.4 | |
| 5/30 07:20 | 112.5 | ↓-3.6 | |
| 5/30 07:30 | 108.6 | ↓-3.9 | |
| 5/30 07:40 | 104.5 | ↓-4.1 | |
| 5/30 07:50 | 100.2 | ↓-4.3 | |
| 5/30 08:00 | 95.8 | ↓-4.4 | |
| 5/30 08:10 | 91.2 | ↓-4.6 | |
| 5/30 08:20 | 86.4 | ↓-4.8 | |
| 5/30 08:30 | 81.6 | ↓-4.8 | |
| 5/30 08:40 | 76.7 | ↓-4.9 | |
| 5/30 08:50 | 71.7 | ↓-5.0 | 最大潮位差 |
| 5/30 09:00 | 66.7 | ↓-5.0 | 最大潮位差 |
| 5/30 09:10 | 61.7 | ↓-5.0 | 最大潮位差 |
| 5/30 09:20 | 56.7 | ↓-5.0 | 最大潮位差 |
| 5/30 09:30 | 51.8 | ↓-4.9 | |
| 5/30 09:40 | 46.9 | ↓-4.9 | |
| 5/30 09:50 | 42.2 | ↓-4.7 | |
| 5/30 10:00 | 37.6 | ↓-4.6 | |
| 5/30 10:10 | 33.2 | ↓-4.4 | |
| 5/30 10:20 | 29.0 | ↓-4.2 | |
| 5/30 10:30 | 25.0 | ↓-4.0 | |
| 5/30 10:40 | 21.2 | ↓-3.8 | |
| 5/30 10:50 | 17.6 | ↓-3.6 | |
| 5/30 11:00 | 14.3 | ↓-3.3 | |
| 5/30 11:10 | 11.2 | ↓-3.1 | |
| 5/30 11:20 | 8.4 | ↓-2.8 | |
| 5/30 11:30 | 5.9 | ↓-2.5 | |
| 5/30 11:40 | 3.7 | ↓-2.2 | |
| 5/30 11:50 | 1.8 | ↓-1.9 | |
| 5/30 12:00 | 0.3 | ↓-1.5 | |
| 5/30 12:10 | -1.0 | ↓-1.3 | |
| 5/30 12:20 | -2.0 | ↓-1.0 | |
| 5/30 12:30 | -2.6 | ↓-0.6 | |
| 5/30 12:40 | -2.9 | ↓-0.3 | 干潮 |
| 5/30 12:50 | -2.9 | 0 | |
| 5/30 13:00 | -2.5 | ↑0.4 | |
| 5/30 13:10 | -1.8 | ↑0.7 | |
| 5/30 13:20 | -0.8 | ↑1.0 | |
| 5/30 13:30 | 0.5 | ↑1.3 | |
| 5/30 13:40 | 2.1 | ↑1.6 | |
| 5/30 13:50 | 4.1 | ↑2.0 | |
| 5/30 14:00 | 6.3 | ↑2.2 | |
| 5/30 14:10 | 8.8 | ↑2.5 | |
| 5/30 14:20 | 11.6 | ↑2.8 | |
| 5/30 14:30 | 14.7 | ↑3.1 | |
| 5/30 14:40 | 17.9 | ↑3.2 | |
| 5/30 14:50 | 21.4 | ↑3.5 | |
| 5/30 15:00 | 25.1 | ↑3.7 | |
| 5/30 15:10 | 28.9 | ↑3.8 | |
| 5/30 15:20 | 32.9 | ↑4.0 | |
| 5/30 15:30 | 37.0 | ↑4.1 | |
| 5/30 15:40 | 41.1 | ↑4.1 | |
| 5/30 15:50 | 45.4 | ↑4.3 | |
| 5/30 16:00 | 49.6 | ↑4.2 | |
| 5/30 16:10 | 53.9 | ↑4.3 | |
| 5/30 16:20 | 58.2 | ↑4.3 | |
| 5/30 16:30 | 62.5 | ↑4.3 | |
| 5/30 16:40 | 66.7 | ↑4.2 | |
| 5/30 16:50 | 70.8 | ↑4.1 | |
| 5/30 17:00 | 74.9 | ↑4.1 | |
| 5/30 17:10 | 78.8 | ↑3.9 | |
| 5/30 17:20 | 82.6 | ↑3.8 | |
| 5/30 17:30 | 86.3 | ↑3.7 | |
| 5/30 17:40 | 89.8 | ↑3.5 | |
| 5/30 17:50 | 93.2 | ↑3.4 | |
| 5/30 18:00 | 96.4 | ↑3.2 | |
| 5/30 18:10 | 99.4 | ↑3.0 | |
| 5/30 18:20 | 102.3 | ↑2.9 | |
| 5/30 18:30 | 104.9 | ↑2.6 | |
| 5/30 18:40 | 107.3 | ↑2.4 | |
| 5/30 18:50 | 109.5 | ↑2.2 | |
| 5/30 19:00 | 111.5 | ↑2.0 | |
| 5/30 19:10 | 113.2 | ↑1.7 | |
| 5/30 19:20 | 114.7 | ↑1.5 | |
| 5/30 19:30 | 116.0 | ↑1.3 | |
| 5/30 19:40 | 117.0 | ↑1.0 | |
| 5/30 19:50 | 117.8 | ↑0.8 | |
| 5/30 20:00 | 118.3 | ↑0.5 | |
| 5/30 20:10 | 118.7 | ↑0.4 | |
| 5/30 20:20 | 118.8 | ↑0.1 | 満潮 |
| 5/30 20:30 | 118.7 | ↓-0.1 | |
| 5/30 20:40 | 118.4 | ↓-0.3 | |
| 5/30 20:50 | 117.9 | ↓-0.5 | |
| 5/30 21:00 | 117.2 | ↓-0.7 | |
| 5/30 21:10 | 116.4 | ↓-0.8 | |
| 5/30 21:20 | 115.4 | ↓-1.0 | |
| 5/30 21:30 | 114.4 | ↓-1.0 | |
| 5/30 21:40 | 113.2 | ↓-1.2 | |
| 5/30 21:50 | 111.9 | ↓-1.3 | |
| 5/30 22:00 | 110.6 | ↓-1.3 | |
| 5/30 22:10 | 109.3 | ↓-1.3 | |
| 5/30 22:20 | 107.9 | ↓-1.4 | |
| 5/30 22:30 | 106.5 | ↓-1.4 | |
| 5/30 22:40 | 105.2 | ↓-1.3 | |
| 5/30 22:50 | 103.8 | ↓-1.4 | |
| 5/30 23:00 | 102.6 | ↓-1.2 | |
| 5/30 23:10 | 101.4 | ↓-1.2 | |
| 5/30 23:20 | 100.2 | ↓-1.2 | |
| 5/30 23:30 | 99.2 | ↓-1.0 | |
| 5/30 23:40 | 98.2 | ↓-1.0 | |
| 5/30 23:50 | 97.4 | ↓-0.8 |