| 満潮 | 干潮 | 満潮 | 干潮 |
|
17
(水) |
04:29 | 11:28 | 18:26 | 23:41 |
| 137cm | 11cm | 130cm | 78cm | |
|
||||
那珂湊（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 | 87.1 | ↑1.2 | |
| 7/17 00:10 | 88.6 | ↑1.5 | |
| 7/17 00:20 | 90.2 | ↑1.6 | |
| 7/17 00:30 | 92.0 | ↑1.8 | |
| 7/17 00:40 | 94.0 | ↑2.0 | |
| 7/17 00:50 | 96.0 | ↑2.0 | |
| 7/17 01:00 | 98.2 | ↑2.2 | |
| 7/17 01:10 | 100.5 | ↑2.3 | |
| 7/17 01:20 | 102.9 | ↑2.4 | |
| 7/17 01:30 | 105.4 | ↑2.5 | |
| 7/17 01:40 | 107.9 | ↑2.5 | |
| 7/17 01:50 | 110.4 | ↑2.5 | |
| 7/17 02:00 | 112.9 | ↑2.5 | |
| 7/17 02:10 | 115.4 | ↑2.5 | |
| 7/17 02:20 | 117.8 | ↑2.4 | |
| 7/17 02:30 | 120.2 | ↑2.4 | |
| 7/17 02:40 | 122.5 | ↑2.3 | |
| 7/17 02:50 | 124.7 | ↑2.2 | |
| 7/17 03:00 | 126.8 | ↑2.1 | |
| 7/17 03:10 | 128.7 | ↑1.9 | |
| 7/17 03:20 | 130.5 | ↑1.8 | |
| 7/17 03:30 | 132.0 | ↑1.5 | |
| 7/17 03:40 | 133.4 | ↑1.4 | |
| 7/17 03:50 | 134.5 | ↑1.1 | |
| 7/17 04:00 | 135.4 | ↑0.9 | |
| 7/17 04:10 | 136.1 | ↑0.7 | |
| 7/17 04:20 | 136.5 | ↑0.4 | 満潮 |
| 7/17 04:30 | 136.5 | 0 | |
| 7/17 04:40 | 136.3 | ↓-0.2 | |
| 7/17 04:50 | 135.8 | ↓-0.5 | |
| 7/17 05:00 | 135.0 | ↓-0.8 | |
| 7/17 05:10 | 133.9 | ↓-1.1 | |
| 7/17 05:20 | 132.5 | ↓-1.4 | |
| 7/17 05:30 | 130.7 | ↓-1.8 | |
| 7/17 05:40 | 128.7 | ↓-2.0 | |
| 7/17 05:50 | 126.3 | ↓-2.4 | |
| 7/17 06:00 | 123.7 | ↓-2.6 | |
| 7/17 06:10 | 120.7 | ↓-3.0 | |
| 7/17 06:20 | 117.5 | ↓-3.2 | |
| 7/17 06:30 | 114.0 | ↓-3.5 | |
| 7/17 06:40 | 110.3 | ↓-3.7 | |
| 7/17 06:50 | 106.3 | ↓-4.0 | |
| 7/17 07:00 | 102.2 | ↓-4.1 | |
| 7/17 07:10 | 97.8 | ↓-4.4 | |
| 7/17 07:20 | 93.4 | ↓-4.4 | |
| 7/17 07:30 | 88.7 | ↓-4.7 | |
| 7/17 07:40 | 84.0 | ↓-4.7 | |
| 7/17 07:50 | 79.2 | ↓-4.8 | |
| 7/17 08:00 | 74.4 | ↓-4.8 | |
| 7/17 08:10 | 69.5 | ↓-4.9 | 最大潮位差 |
| 7/17 08:20 | 64.7 | ↓-4.8 | |
| 7/17 08:30 | 59.9 | ↓-4.8 | |
| 7/17 08:40 | 55.2 | ↓-4.7 | |
| 7/17 08:50 | 50.6 | ↓-4.6 | |
| 7/17 09:00 | 46.2 | ↓-4.4 | |
| 7/17 09:10 | 41.9 | ↓-4.3 | |
| 7/17 09:20 | 37.8 | ↓-4.1 | |
| 7/17 09:30 | 33.9 | ↓-3.9 | |
| 7/17 09:40 | 30.2 | ↓-3.7 | |
| 7/17 09:50 | 26.8 | ↓-3.4 | |
| 7/17 10:00 | 23.7 | ↓-3.1 | |
| 7/17 10:10 | 20.9 | ↓-2.8 | |
| 7/17 10:20 | 18.4 | ↓-2.5 | |
| 7/17 10:30 | 16.2 | ↓-2.2 | |
| 7/17 10:40 | 14.3 | ↓-1.9 | |
| 7/17 10:50 | 12.8 | ↓-1.5 | |
| 7/17 11:00 | 11.7 | ↓-1.1 | |
| 7/17 11:10 | 10.9 | ↓-0.8 | |
| 7/17 11:20 | 10.5 | ↓-0.4 | 干潮 |
| 7/17 11:30 | 10.4 | ↓-0.1 | |
| 7/17 11:40 | 10.7 | ↑0.3 | |
| 7/17 11:50 | 11.4 | ↑0.7 | |
| 7/17 12:00 | 12.3 | ↑0.9 | |
| 7/17 12:10 | 13.7 | ↑1.4 | |
| 7/17 12:20 | 15.3 | ↑1.6 | |
| 7/17 12:30 | 17.3 | ↑2.0 | |
| 7/17 12:40 | 19.6 | ↑2.3 | |
| 7/17 12:50 | 22.2 | ↑2.6 | |
| 7/17 13:00 | 25.0 | ↑2.8 | |
| 7/17 13:10 | 28.1 | ↑3.1 | |
| 7/17 13:20 | 31.4 | ↑3.3 | |
| 7/17 13:30 | 35.0 | ↑3.6 | |
| 7/17 13:40 | 38.7 | ↑3.7 | |
| 7/17 13:50 | 42.7 | ↑4.0 | |
| 7/17 14:00 | 46.7 | ↑4.0 | |
| 7/17 14:10 | 51.0 | ↑4.3 | |
| 7/17 14:20 | 55.3 | ↑4.3 | |
| 7/17 14:30 | 59.6 | ↑4.3 | |
| 7/17 14:40 | 64.1 | ↑4.5 | |
| 7/17 14:50 | 68.6 | ↑4.5 | |
| 7/17 15:00 | 73.0 | ↑4.4 | |
| 7/17 15:10 | 77.5 | ↑4.5 | |
| 7/17 15:20 | 81.9 | ↑4.4 | |
| 7/17 15:30 | 86.3 | ↑4.4 | |
| 7/17 15:40 | 90.5 | ↑4.2 | |
| 7/17 15:50 | 94.6 | ↑4.1 | |
| 7/17 16:00 | 98.6 | ↑4.0 | |
| 7/17 16:10 | 102.5 | ↑3.9 | |
| 7/17 16:20 | 106.1 | ↑3.6 | |
| 7/17 16:30 | 109.5 | ↑3.4 | |
| 7/17 16:40 | 112.7 | ↑3.2 | |
| 7/17 16:50 | 115.7 | ↑3.0 | |
| 7/17 17:00 | 118.4 | ↑2.7 | |
| 7/17 17:10 | 120.8 | ↑2.4 | |
| 7/17 17:20 | 122.9 | ↑2.1 | |
| 7/17 17:30 | 124.8 | ↑1.9 | |
| 7/17 17:40 | 126.3 | ↑1.5 | |
| 7/17 17:50 | 127.5 | ↑1.2 | |
| 7/17 18:00 | 128.4 | ↑0.9 | |
| 7/17 18:10 | 129.1 | ↑0.7 | |
| 7/17 18:20 | 129.4 | ↑0.3 | 満潮 |
| 7/17 18:30 | 129.3 | ↓-0.1 | |
| 7/17 18:40 | 129.0 | ↓-0.3 | |
| 7/17 18:50 | 128.5 | ↓-0.5 | |
| 7/17 19:00 | 127.6 | ↓-0.9 | |
| 7/17 19:10 | 126.5 | ↓-1.1 | |
| 7/17 19:20 | 125.1 | ↓-1.4 | |
| 7/17 19:30 | 123.5 | ↓-1.6 | |
| 7/17 19:40 | 121.7 | ↓-1.8 | |
| 7/17 19:50 | 119.7 | ↓-2.0 | |
| 7/17 20:00 | 117.5 | ↓-2.2 | |
| 7/17 20:10 | 115.2 | ↓-2.3 | |
| 7/17 20:20 | 112.8 | ↓-2.4 | |
| 7/17 20:30 | 110.3 | ↓-2.5 | |
| 7/17 20:40 | 107.8 | ↓-2.5 | |
| 7/17 20:50 | 105.2 | ↓-2.6 | |
| 7/17 21:00 | 102.6 | ↓-2.6 | |
| 7/17 21:10 | 100.0 | ↓-2.6 | |
| 7/17 21:20 | 97.4 | ↓-2.6 | |
| 7/17 21:30 | 95.0 | ↓-2.4 | |
| 7/17 21:40 | 92.6 | ↓-2.4 | |
| 7/17 21:50 | 90.3 | ↓-2.3 | |
| 7/17 22:00 | 88.2 | ↓-2.1 | |
| 7/17 22:10 | 86.2 | ↓-2.0 | |
| 7/17 22:20 | 84.3 | ↓-1.9 | |
| 7/17 22:30 | 82.7 | ↓-1.6 | |
| 7/17 22:40 | 81.2 | ↓-1.5 | |
| 7/17 22:50 | 80.0 | ↓-1.2 | |
| 7/17 23:00 | 78.9 | ↓-1.1 | |
| 7/17 23:10 | 78.1 | ↓-0.8 | |
| 7/17 23:20 | 77.6 | ↓-0.5 | |
| 7/17 23:30 | 77.2 | ↓-0.4 | |
| 7/17 23:40 | 77.1 | ↓-0.1 | 干潮 |
| 7/17 23:50 | 77.2 | ↑0.1 |