| 満潮 | 干潮 | 満潮 | 干潮 |
|
7
(月) |
04:41 | 11:45 | 18:38 | - |
| 147cm | 9cm | 137cm | - | |
|
||||
日立（茨城）2031年07月7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 |
|---|---|---|---|
| 7/7 00:00 | 82.9 | ↑1.1 | |
| 7/7 00:10 | 84.3 | ↑1.4 | |
| 7/7 00:20 | 86.0 | ↑1.7 | |
| 7/7 00:30 | 87.9 | ↑1.9 | |
| 7/7 00:40 | 90.1 | ↑2.2 | |
| 7/7 00:50 | 92.5 | ↑2.4 | |
| 7/7 01:00 | 95.1 | ↑2.6 | |
| 7/7 01:10 | 97.9 | ↑2.8 | |
| 7/7 01:20 | 100.8 | ↑2.9 | |
| 7/7 01:30 | 103.9 | ↑3.1 | |
| 7/7 01:40 | 107.1 | ↑3.2 | |
| 7/7 01:50 | 110.3 | ↑3.2 | |
| 7/7 02:00 | 113.6 | ↑3.3 | |
| 7/7 02:10 | 116.8 | ↑3.2 | |
| 7/7 02:20 | 120.1 | ↑3.3 | |
| 7/7 02:30 | 123.2 | ↑3.1 | |
| 7/7 02:40 | 126.3 | ↑3.1 | |
| 7/7 02:50 | 129.3 | ↑3.0 | |
| 7/7 03:00 | 132.1 | ↑2.8 | |
| 7/7 03:10 | 134.7 | ↑2.6 | |
| 7/7 03:20 | 137.1 | ↑2.4 | |
| 7/7 03:30 | 139.3 | ↑2.2 | |
| 7/7 03:40 | 141.2 | ↑1.9 | |
| 7/7 03:50 | 142.9 | ↑1.7 | |
| 7/7 04:00 | 144.2 | ↑1.3 | |
| 7/7 04:10 | 145.3 | ↑1.1 | |
| 7/7 04:20 | 146.1 | ↑0.8 | |
| 7/7 04:30 | 146.6 | ↑0.5 | |
| 7/7 04:40 | 146.8 | ↑0.2 | 満潮 |
| 7/7 04:50 | 146.6 | ↓-0.2 | |
| 7/7 05:00 | 146.1 | ↓-0.5 | |
| 7/7 05:10 | 145.3 | ↓-0.8 | |
| 7/7 05:20 | 144.1 | ↓-1.2 | |
| 7/7 05:30 | 142.6 | ↓-1.5 | |
| 7/7 05:40 | 140.7 | ↓-1.9 | |
| 7/7 05:50 | 138.5 | ↓-2.2 | |
| 7/7 06:00 | 136.0 | ↓-2.5 | |
| 7/7 06:10 | 133.1 | ↓-2.9 | |
| 7/7 06:20 | 129.9 | ↓-3.2 | |
| 7/7 06:30 | 126.5 | ↓-3.4 | |
| 7/7 06:40 | 122.7 | ↓-3.8 | |
| 7/7 06:50 | 118.6 | ↓-4.1 | |
| 7/7 07:00 | 114.3 | ↓-4.3 | |
| 7/7 07:10 | 109.8 | ↓-4.5 | |
| 7/7 07:20 | 105.1 | ↓-4.7 | |
| 7/7 07:30 | 100.2 | ↓-4.9 | |
| 7/7 07:40 | 95.2 | ↓-5.0 | |
| 7/7 07:50 | 90.0 | ↓-5.2 | |
| 7/7 08:00 | 84.8 | ↓-5.2 | |
| 7/7 08:10 | 79.5 | ↓-5.3 | 最大潮位差 |
| 7/7 08:20 | 74.2 | ↓-5.3 | 最大潮位差 |
| 7/7 08:30 | 69.0 | ↓-5.2 | |
| 7/7 08:40 | 63.8 | ↓-5.2 | |
| 7/7 08:50 | 58.7 | ↓-5.1 | |
| 7/7 09:00 | 53.7 | ↓-5.0 | |
| 7/7 09:10 | 48.9 | ↓-4.8 | |
| 7/7 09:20 | 44.3 | ↓-4.6 | |
| 7/7 09:30 | 39.8 | ↓-4.5 | |
| 7/7 09:40 | 35.6 | ↓-4.2 | |
| 7/7 09:50 | 31.6 | ↓-4.0 | |
| 7/7 10:00 | 27.9 | ↓-3.7 | |
| 7/7 10:10 | 24.5 | ↓-3.4 | |
| 7/7 10:20 | 21.4 | ↓-3.1 | |
| 7/7 10:30 | 18.6 | ↓-2.8 | |
| 7/7 10:40 | 16.1 | ↓-2.5 | |
| 7/7 10:50 | 14.0 | ↓-2.1 | |
| 7/7 11:00 | 12.2 | ↓-1.8 | |
| 7/7 11:10 | 10.7 | ↓-1.5 | |
| 7/7 11:20 | 9.6 | ↓-1.1 | |
| 7/7 11:30 | 8.9 | ↓-0.7 | |
| 7/7 11:40 | 8.6 | ↓-0.3 | 干潮 |
| 7/7 11:50 | 8.7 | ↑0.1 | |
| 7/7 12:00 | 9.1 | ↑0.4 | |
| 7/7 12:10 | 9.9 | ↑0.8 | |
| 7/7 12:20 | 11.1 | ↑1.2 | |
| 7/7 12:30 | 12.7 | ↑1.6 | |
| 7/7 12:40 | 14.7 | ↑2.0 | |
| 7/7 12:50 | 17.0 | ↑2.3 | |
| 7/7 13:00 | 19.7 | ↑2.7 | |
| 7/7 13:10 | 22.7 | ↑3.0 | |
| 7/7 13:20 | 26.0 | ↑3.3 | |
| 7/7 13:30 | 29.6 | ↑3.6 | |
| 7/7 13:40 | 33.5 | ↑3.9 | |
| 7/7 13:50 | 37.6 | ↑4.1 | |
| 7/7 14:00 | 41.9 | ↑4.3 | |
| 7/7 14:10 | 46.4 | ↑4.5 | |
| 7/7 14:20 | 51.1 | ↑4.7 | |
| 7/7 14:30 | 55.9 | ↑4.8 | |
| 7/7 14:40 | 60.7 | ↑4.8 | |
| 7/7 14:50 | 65.6 | ↑4.9 | |
| 7/7 15:00 | 70.6 | ↑5.0 | |
| 7/7 15:10 | 75.5 | ↑4.9 | |
| 7/7 15:20 | 80.3 | ↑4.8 | |
| 7/7 15:30 | 85.2 | ↑4.9 | |
| 7/7 15:40 | 89.9 | ↑4.7 | |
| 7/7 15:50 | 94.4 | ↑4.5 | |
| 7/7 16:00 | 98.9 | ↑4.5 | |
| 7/7 16:10 | 103.2 | ↑4.3 | |
| 7/7 16:20 | 107.2 | ↑4.0 | |
| 7/7 16:30 | 111.1 | ↑3.9 | |
| 7/7 16:40 | 114.8 | ↑3.7 | |
| 7/7 16:50 | 118.2 | ↑3.4 | |
| 7/7 17:00 | 121.4 | ↑3.2 | |
| 7/7 17:10 | 124.3 | ↑2.9 | |
| 7/7 17:20 | 126.9 | ↑2.6 | |
| 7/7 17:30 | 129.2 | ↑2.3 | |
| 7/7 17:40 | 131.3 | ↑2.1 | |
| 7/7 17:50 | 133.0 | ↑1.7 | |
| 7/7 18:00 | 134.3 | ↑1.3 | |
| 7/7 18:10 | 135.4 | ↑1.1 | |
| 7/7 18:20 | 136.1 | ↑0.7 | |
| 7/7 18:30 | 136.5 | ↑0.4 | 満潮 |
| 7/7 18:40 | 136.6 | ↑0.1 | |
| 7/7 18:50 | 136.3 | ↓-0.3 | |
| 7/7 19:00 | 135.7 | ↓-0.6 | |
| 7/7 19:10 | 134.8 | ↓-0.9 | |
| 7/7 19:20 | 133.5 | ↓-1.3 | |
| 7/7 19:30 | 132.0 | ↓-1.5 | |
| 7/7 19:40 | 130.2 | ↓-1.8 | |
| 7/7 19:50 | 128.2 | ↓-2.0 | |
| 7/7 20:00 | 125.9 | ↓-2.3 | |
| 7/7 20:10 | 123.5 | ↓-2.4 | |
| 7/7 20:20 | 120.9 | ↓-2.6 | |
| 7/7 20:30 | 118.1 | ↓-2.8 | |
| 7/7 20:40 | 115.2 | ↓-2.9 | |
| 7/7 20:50 | 112.3 | ↓-2.9 | |
| 7/7 21:00 | 109.3 | ↓-3.0 | |
| 7/7 21:10 | 106.3 | ↓-3.0 | |
| 7/7 21:20 | 103.3 | ↓-3.0 | |
| 7/7 21:30 | 100.3 | ↓-3.0 | |
| 7/7 21:40 | 97.4 | ↓-2.9 | |
| 7/7 21:50 | 94.5 | ↓-2.9 | |
| 7/7 22:00 | 91.8 | ↓-2.7 | |
| 7/7 22:10 | 89.2 | ↓-2.6 | |
| 7/7 22:20 | 86.8 | ↓-2.4 | |
| 7/7 22:30 | 84.5 | ↓-2.3 | |
| 7/7 22:40 | 82.4 | ↓-2.1 | |
| 7/7 22:50 | 80.6 | ↓-1.8 | |
| 7/7 23:00 | 78.9 | ↓-1.7 | |
| 7/7 23:10 | 77.5 | ↓-1.4 | |
| 7/7 23:20 | 76.3 | ↓-1.2 | |
| 7/7 23:30 | 75.3 | ↓-1.0 | |
| 7/7 23:40 | 74.6 | ↓-0.7 | |
| 7/7 23:50 | 74.2 | ↓-0.4 |