| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(金) |
02:07 | 09:38 | 16:52 | 21:44 |
| 143cm | 3cm | 134cm | 92cm | |
|
||||
日立（茨城）2031年07月4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 |
|---|---|---|---|
| 7/4 00:00 | 125.1 | ↑2.4 | |
| 7/4 00:10 | 127.4 | ↑2.3 | |
| 7/4 00:20 | 129.6 | ↑2.2 | |
| 7/4 00:30 | 131.8 | ↑2.2 | |
| 7/4 00:40 | 133.8 | ↑2.0 | |
| 7/4 00:50 | 135.6 | ↑1.8 | |
| 7/4 01:00 | 137.3 | ↑1.7 | |
| 7/4 01:10 | 138.8 | ↑1.5 | |
| 7/4 01:20 | 140.0 | ↑1.2 | |
| 7/4 01:30 | 141.1 | ↑1.1 | |
| 7/4 01:40 | 141.9 | ↑0.8 | |
| 7/4 01:50 | 142.4 | ↑0.5 | |
| 7/4 02:00 | 142.7 | ↑0.3 | 満潮 |
| 7/4 02:10 | 142.7 | 0 | |
| 7/4 02:20 | 142.5 | ↓-0.2 | |
| 7/4 02:30 | 142.0 | ↓-0.5 | |
| 7/4 02:40 | 141.2 | ↓-0.8 | |
| 7/4 02:50 | 140.1 | ↓-1.1 | |
| 7/4 03:00 | 138.7 | ↓-1.4 | |
| 7/4 03:10 | 137.1 | ↓-1.6 | |
| 7/4 03:20 | 135.2 | ↓-1.9 | |
| 7/4 03:30 | 133.0 | ↓-2.2 | |
| 7/4 03:40 | 130.5 | ↓-2.5 | |
| 7/4 03:50 | 127.7 | ↓-2.8 | |
| 7/4 04:00 | 124.7 | ↓-3.0 | |
| 7/4 04:10 | 121.4 | ↓-3.3 | |
| 7/4 04:20 | 117.9 | ↓-3.5 | |
| 7/4 04:30 | 114.1 | ↓-3.8 | |
| 7/4 04:40 | 110.1 | ↓-4.0 | |
| 7/4 04:50 | 105.8 | ↓-4.3 | |
| 7/4 05:00 | 101.4 | ↓-4.4 | |
| 7/4 05:10 | 96.7 | ↓-4.7 | |
| 7/4 05:20 | 92.0 | ↓-4.7 | |
| 7/4 05:30 | 87.1 | ↓-4.9 | |
| 7/4 05:40 | 82.1 | ↓-5.0 | |
| 7/4 05:50 | 77.0 | ↓-5.1 | 最大潮位差 |
| 7/4 06:00 | 71.9 | ↓-5.1 | 最大潮位差 |
| 7/4 06:10 | 66.8 | ↓-5.1 | 最大潮位差 |
| 7/4 06:20 | 61.7 | ↓-5.1 | 最大潮位差 |
| 7/4 06:30 | 56.6 | ↓-5.1 | 最大潮位差 |
| 7/4 06:40 | 51.7 | ↓-4.9 | |
| 7/4 06:50 | 46.9 | ↓-4.8 | |
| 7/4 07:00 | 42.2 | ↓-4.7 | |
| 7/4 07:10 | 37.7 | ↓-4.5 | |
| 7/4 07:20 | 33.3 | ↓-4.4 | |
| 7/4 07:30 | 29.2 | ↓-4.1 | |
| 7/4 07:40 | 25.4 | ↓-3.8 | |
| 7/4 07:50 | 21.8 | ↓-3.6 | |
| 7/4 08:00 | 18.4 | ↓-3.4 | |
| 7/4 08:10 | 15.4 | ↓-3.0 | |
| 7/4 08:20 | 12.6 | ↓-2.8 | |
| 7/4 08:30 | 10.2 | ↓-2.4 | |
| 7/4 08:40 | 8.1 | ↓-2.1 | |
| 7/4 08:50 | 6.3 | ↓-1.8 | |
| 7/4 09:00 | 4.8 | ↓-1.5 | |
| 7/4 09:10 | 3.7 | ↓-1.1 | |
| 7/4 09:20 | 2.9 | ↓-0.8 | |
| 7/4 09:30 | 2.5 | ↓-0.4 | 干潮 |
| 7/4 09:40 | 2.4 | ↓-0.1 | |
| 7/4 09:50 | 2.7 | ↑0.3 | |
| 7/4 10:00 | 3.4 | ↑0.7 | |
| 7/4 10:10 | 4.4 | ↑1.0 | |
| 7/4 10:20 | 5.7 | ↑1.3 | |
| 7/4 10:30 | 7.5 | ↑1.8 | |
| 7/4 10:40 | 9.5 | ↑2.0 | |
| 7/4 10:50 | 11.9 | ↑2.4 | |
| 7/4 11:00 | 14.7 | ↑2.8 | |
| 7/4 11:10 | 17.7 | ↑3.0 | |
| 7/4 11:20 | 21.1 | ↑3.4 | |
| 7/4 11:30 | 24.7 | ↑3.6 | |
| 7/4 11:40 | 28.5 | ↑3.8 | |
| 7/4 11:50 | 32.6 | ↑4.1 | |
| 7/4 12:00 | 36.9 | ↑4.3 | |
| 7/4 12:10 | 41.4 | ↑4.5 | |
| 7/4 12:20 | 46.0 | ↑4.6 | |
| 7/4 12:30 | 50.7 | ↑4.7 | |
| 7/4 12:40 | 55.5 | ↑4.8 | |
| 7/4 12:50 | 60.3 | ↑4.8 | |
| 7/4 13:00 | 65.1 | ↑4.8 | |
| 7/4 13:10 | 70.0 | ↑4.9 | |
| 7/4 13:20 | 74.8 | ↑4.8 | |
| 7/4 13:30 | 79.5 | ↑4.7 | |
| 7/4 13:40 | 84.1 | ↑4.6 | |
| 7/4 13:50 | 88.7 | ↑4.6 | |
| 7/4 14:00 | 93.0 | ↑4.3 | |
| 7/4 14:10 | 97.3 | ↑4.3 | |
| 7/4 14:20 | 101.4 | ↑4.1 | |
| 7/4 14:30 | 105.3 | ↑3.9 | |
| 7/4 14:40 | 109.0 | ↑3.7 | |
| 7/4 14:50 | 112.5 | ↑3.5 | |
| 7/4 15:00 | 115.7 | ↑3.2 | |
| 7/4 15:10 | 118.7 | ↑3.0 | |
| 7/4 15:20 | 121.5 | ↑2.8 | |
| 7/4 15:30 | 124.0 | ↑2.5 | |
| 7/4 15:40 | 126.3 | ↑2.3 | |
| 7/4 15:50 | 128.2 | ↑1.9 | |
| 7/4 16:00 | 129.9 | ↑1.7 | |
| 7/4 16:10 | 131.3 | ↑1.4 | |
| 7/4 16:20 | 132.4 | ↑1.1 | |
| 7/4 16:30 | 133.2 | ↑0.8 | |
| 7/4 16:40 | 133.6 | ↑0.4 | |
| 7/4 16:50 | 133.8 | ↑0.2 | 満潮 |
| 7/4 17:00 | 133.7 | ↓-0.1 | |
| 7/4 17:10 | 133.3 | ↓-0.4 | |
| 7/4 17:20 | 132.6 | ↓-0.7 | |
| 7/4 17:30 | 131.7 | ↓-0.9 | |
| 7/4 17:40 | 130.5 | ↓-1.2 | |
| 7/4 17:50 | 129.1 | ↓-1.4 | |
| 7/4 18:00 | 127.5 | ↓-1.6 | |
| 7/4 18:10 | 125.7 | ↓-1.8 | |
| 7/4 18:20 | 123.8 | ↓-1.9 | |
| 7/4 18:30 | 121.7 | ↓-2.1 | |
| 7/4 18:40 | 119.5 | ↓-2.2 | |
| 7/4 18:50 | 117.3 | ↓-2.2 | |
| 7/4 19:00 | 115.1 | ↓-2.2 | |
| 7/4 19:10 | 112.8 | ↓-2.3 | |
| 7/4 19:20 | 110.5 | ↓-2.3 | |
| 7/4 19:30 | 108.3 | ↓-2.2 | |
| 7/4 19:40 | 106.2 | ↓-2.1 | |
| 7/4 19:50 | 104.1 | ↓-2.1 | |
| 7/4 20:00 | 102.2 | ↓-1.9 | |
| 7/4 20:10 | 100.4 | ↓-1.8 | |
| 7/4 20:20 | 98.7 | ↓-1.7 | |
| 7/4 20:30 | 97.2 | ↓-1.5 | |
| 7/4 20:40 | 95.8 | ↓-1.4 | |
| 7/4 20:50 | 94.6 | ↓-1.2 | |
| 7/4 21:00 | 93.6 | ↓-1.0 | |
| 7/4 21:10 | 92.8 | ↓-0.8 | |
| 7/4 21:20 | 92.2 | ↓-0.6 | |
| 7/4 21:30 | 91.8 | ↓-0.4 | |
| 7/4 21:40 | 91.6 | ↓-0.2 | 干潮 |
| 7/4 21:50 | 91.7 | ↑0.1 | |
| 7/4 22:00 | 92.0 | ↑0.3 | |
| 7/4 22:10 | 92.5 | ↑0.5 | |
| 7/4 22:20 | 93.2 | ↑0.7 | |
| 7/4 22:30 | 94.2 | ↑1.0 | |
| 7/4 22:40 | 95.4 | ↑1.2 | |
| 7/4 22:50 | 96.8 | ↑1.4 | |
| 7/4 23:00 | 98.4 | ↑1.6 | |
| 7/4 23:10 | 100.2 | ↑1.8 | |
| 7/4 23:20 | 102.2 | ↑2.0 | |
| 7/4 23:30 | 104.5 | ↑2.3 | |
| 7/4 23:40 | 106.8 | ↑2.3 | |
| 7/4 23:50 | 109.3 | ↑2.5 |