| 満潮 | 干潮 | 満潮 | 干潮 |
|
17
(水) |
04:28 | 11:28 | 18:15 | 23:41 |
| 147cm | 14cm | 137cm | 73cm | |
|
||||
日立（茨城）2030年07月17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 |
|---|---|---|---|
| 7/17 00:00 | 84.6 | ↑1.6 | |
| 7/17 00:10 | 86.5 | ↑1.9 | |
| 7/17 00:20 | 88.6 | ↑2.1 | |
| 7/17 00:30 | 90.9 | ↑2.3 | |
| 7/17 00:40 | 93.5 | ↑2.6 | |
| 7/17 00:50 | 96.2 | ↑2.7 | |
| 7/17 01:00 | 99.1 | ↑2.9 | |
| 7/17 01:10 | 102.1 | ↑3.0 | |
| 7/17 01:20 | 105.3 | ↑3.2 | |
| 7/17 01:30 | 108.5 | ↑3.2 | |
| 7/17 01:40 | 111.8 | ↑3.3 | |
| 7/17 01:50 | 115.1 | ↑3.3 | |
| 7/17 02:00 | 118.3 | ↑3.2 | |
| 7/17 02:10 | 121.5 | ↑3.2 | |
| 7/17 02:20 | 124.6 | ↑3.1 | |
| 7/17 02:30 | 127.6 | ↑3.0 | |
| 7/17 02:40 | 130.5 | ↑2.9 | |
| 7/17 02:50 | 133.2 | ↑2.7 | |
| 7/17 03:00 | 135.7 | ↑2.5 | |
| 7/17 03:10 | 138.0 | ↑2.3 | |
| 7/17 03:20 | 140.0 | ↑2.0 | |
| 7/17 03:30 | 141.8 | ↑1.8 | |
| 7/17 03:40 | 143.4 | ↑1.6 | |
| 7/17 03:50 | 144.7 | ↑1.3 | |
| 7/17 04:00 | 145.6 | ↑0.9 | |
| 7/17 04:10 | 146.3 | ↑0.7 | |
| 7/17 04:20 | 146.7 | ↑0.4 | 満潮 |
| 7/17 04:30 | 146.8 | ↑0.1 | |
| 7/17 04:40 | 146.5 | ↓-0.3 | |
| 7/17 04:50 | 145.9 | ↓-0.6 | |
| 7/17 05:00 | 145.0 | ↓-0.9 | |
| 7/17 05:10 | 143.7 | ↓-1.3 | |
| 7/17 05:20 | 142.1 | ↓-1.6 | |
| 7/17 05:30 | 140.2 | ↓-1.9 | |
| 7/17 05:40 | 137.9 | ↓-2.3 | |
| 7/17 05:50 | 135.3 | ↓-2.6 | |
| 7/17 06:00 | 132.4 | ↓-2.9 | |
| 7/17 06:10 | 129.2 | ↓-3.2 | |
| 7/17 06:20 | 125.7 | ↓-3.5 | |
| 7/17 06:30 | 121.9 | ↓-3.8 | |
| 7/17 06:40 | 117.8 | ↓-4.1 | |
| 7/17 06:50 | 113.5 | ↓-4.3 | |
| 7/17 07:00 | 109.0 | ↓-4.5 | |
| 7/17 07:10 | 104.3 | ↓-4.7 | |
| 7/17 07:20 | 99.5 | ↓-4.8 | |
| 7/17 07:30 | 94.5 | ↓-5.0 | |
| 7/17 07:40 | 89.5 | ↓-5.0 | |
| 7/17 07:50 | 84.4 | ↓-5.1 | 最大潮位差 |
| 7/17 08:00 | 79.3 | ↓-5.1 | 最大潮位差 |
| 7/17 08:10 | 74.2 | ↓-5.1 | 最大潮位差 |
| 7/17 08:20 | 69.1 | ↓-5.1 | 最大潮位差 |
| 7/17 08:30 | 64.2 | ↓-4.9 | |
| 7/17 08:40 | 59.3 | ↓-4.9 | |
| 7/17 08:50 | 54.6 | ↓-4.7 | |
| 7/17 09:00 | 50.0 | ↓-4.6 | |
| 7/17 09:10 | 45.6 | ↓-4.4 | |
| 7/17 09:20 | 41.5 | ↓-4.1 | |
| 7/17 09:30 | 37.5 | ↓-4.0 | |
| 7/17 09:40 | 33.8 | ↓-3.7 | |
| 7/17 09:50 | 30.4 | ↓-3.4 | |
| 7/17 10:00 | 27.3 | ↓-3.1 | |
| 7/17 10:10 | 24.4 | ↓-2.9 | |
| 7/17 10:20 | 21.9 | ↓-2.5 | |
| 7/17 10:30 | 19.7 | ↓-2.2 | |
| 7/17 10:40 | 17.8 | ↓-1.9 | |
| 7/17 10:50 | 16.3 | ↓-1.5 | |
| 7/17 11:00 | 15.1 | ↓-1.2 | |
| 7/17 11:10 | 14.3 | ↓-0.8 | |
| 7/17 11:20 | 13.8 | ↓-0.5 | 干潮 |
| 7/17 11:30 | 13.7 | ↓-0.1 | |
| 7/17 11:40 | 14.0 | ↑0.3 | |
| 7/17 11:50 | 14.7 | ↑0.7 | |
| 7/17 12:00 | 15.8 | ↑1.1 | |
| 7/17 12:10 | 17.2 | ↑1.4 | |
| 7/17 12:20 | 19.1 | ↑1.9 | |
| 7/17 12:30 | 21.2 | ↑2.1 | |
| 7/17 12:40 | 23.7 | ↑2.5 | |
| 7/17 12:50 | 26.6 | ↑2.9 | |
| 7/17 13:00 | 29.8 | ↑3.2 | |
| 7/17 13:10 | 33.2 | ↑3.4 | |
| 7/17 13:20 | 36.9 | ↑3.7 | |
| 7/17 13:30 | 40.9 | ↑4.0 | |
| 7/17 13:40 | 45.1 | ↑4.2 | |
| 7/17 13:50 | 49.4 | ↑4.3 | |
| 7/17 14:00 | 53.9 | ↑4.5 | |
| 7/17 14:10 | 58.6 | ↑4.7 | |
| 7/17 14:20 | 63.3 | ↑4.7 | |
| 7/17 14:30 | 68.0 | ↑4.7 | |
| 7/17 14:40 | 72.8 | ↑4.8 | |
| 7/17 14:50 | 77.6 | ↑4.8 | |
| 7/17 15:00 | 82.3 | ↑4.7 | |
| 7/17 15:10 | 87.0 | ↑4.7 | |
| 7/17 15:20 | 91.6 | ↑4.6 | |
| 7/17 15:30 | 96.0 | ↑4.4 | |
| 7/17 15:40 | 100.3 | ↑4.3 | |
| 7/17 15:50 | 104.5 | ↑4.2 | |
| 7/17 16:00 | 108.5 | ↑4.0 | |
| 7/17 16:10 | 112.3 | ↑3.8 | |
| 7/17 16:20 | 115.9 | ↑3.6 | |
| 7/17 16:30 | 119.2 | ↑3.3 | |
| 7/17 16:40 | 122.3 | ↑3.1 | |
| 7/17 16:50 | 125.1 | ↑2.8 | |
| 7/17 17:00 | 127.7 | ↑2.6 | |
| 7/17 17:10 | 129.9 | ↑2.2 | |
| 7/17 17:20 | 131.9 | ↑2.0 | |
| 7/17 17:30 | 133.5 | ↑1.6 | |
| 7/17 17:40 | 134.8 | ↑1.3 | |
| 7/17 17:50 | 135.8 | ↑1.0 | |
| 7/17 18:00 | 136.4 | ↑0.6 | |
| 7/17 18:10 | 136.7 | ↑0.3 | 満潮 |
| 7/17 18:20 | 136.7 | 0 | |
| 7/17 18:30 | 136.4 | ↓-0.3 | |
| 7/17 18:40 | 135.7 | ↓-0.7 | |
| 7/17 18:50 | 134.6 | ↓-1.1 | |
| 7/17 19:00 | 133.3 | ↓-1.3 | |
| 7/17 19:10 | 131.7 | ↓-1.6 | |
| 7/17 19:20 | 129.8 | ↓-1.9 | |
| 7/17 19:30 | 127.7 | ↓-2.1 | |
| 7/17 19:40 | 125.4 | ↓-2.3 | |
| 7/17 19:50 | 122.8 | ↓-2.6 | |
| 7/17 20:00 | 120.1 | ↓-2.7 | |
| 7/17 20:10 | 117.3 | ↓-2.8 | |
| 7/17 20:20 | 114.3 | ↓-3.0 | |
| 7/17 20:30 | 111.3 | ↓-3.0 | |
| 7/17 20:40 | 108.2 | ↓-3.1 | |
| 7/17 20:50 | 105.1 | ↓-3.1 | |
| 7/17 21:00 | 102.0 | ↓-3.1 | |
| 7/17 21:10 | 99.0 | ↓-3.0 | |
| 7/17 21:20 | 96.0 | ↓-3.0 | |
| 7/17 21:30 | 93.1 | ↓-2.9 | |
| 7/17 21:40 | 90.3 | ↓-2.8 | |
| 7/17 21:50 | 87.7 | ↓-2.6 | |
| 7/17 22:00 | 85.2 | ↓-2.5 | |
| 7/17 22:10 | 82.9 | ↓-2.3 | |
| 7/17 22:20 | 80.7 | ↓-2.2 | |
| 7/17 22:30 | 78.8 | ↓-1.9 | |
| 7/17 22:40 | 77.1 | ↓-1.7 | |
| 7/17 22:50 | 75.6 | ↓-1.5 | |
| 7/17 23:00 | 74.4 | ↓-1.2 | |
| 7/17 23:10 | 73.4 | ↓-1.0 | |
| 7/17 23:20 | 72.8 | ↓-0.6 | |
| 7/17 23:30 | 72.3 | ↓-0.5 | |
| 7/17 23:40 | 72.2 | ↓-0.1 | 干潮 |
| 7/17 23:50 | 72.4 | ↑0.2 |