| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(水) |
01:53 | 08:32 | 14:54 | 20:28 |
| 110cm | 27cm | 100cm | 50cm | |
|
||||
那珂湊（茨城）2050年05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 |
|---|---|---|---|
| 5/4 00:00 | 95.4 | ↑2.3 | |
| 5/4 00:10 | 97.5 | ↑2.1 | |
| 5/4 00:20 | 99.6 | ↑2.1 | |
| 5/4 00:30 | 101.4 | ↑1.8 | |
| 5/4 00:40 | 103.1 | ↑1.7 | |
| 5/4 00:50 | 104.6 | ↑1.5 | |
| 5/4 01:00 | 105.9 | ↑1.3 | |
| 5/4 01:10 | 107.0 | ↑1.1 | |
| 5/4 01:20 | 107.8 | ↑0.8 | |
| 5/4 01:30 | 108.5 | ↑0.7 | |
| 5/4 01:40 | 108.9 | ↑0.4 | |
| 5/4 01:50 | 109.0 | ↑0.1 | 満潮 |
| 5/4 02:00 | 109.0 | 0 | |
| 5/4 02:10 | 108.6 | ↓-0.4 | |
| 5/4 02:20 | 108.1 | ↓-0.5 | |
| 5/4 02:30 | 107.3 | ↓-0.8 | |
| 5/4 02:40 | 106.2 | ↓-1.1 | |
| 5/4 02:50 | 105.0 | ↓-1.2 | |
| 5/4 03:00 | 103.5 | ↓-1.5 | |
| 5/4 03:10 | 101.7 | ↓-1.8 | |
| 5/4 03:20 | 99.8 | ↓-1.9 | |
| 5/4 03:30 | 97.7 | ↓-2.1 | |
| 5/4 03:40 | 95.4 | ↓-2.3 | |
| 5/4 03:50 | 92.9 | ↓-2.5 | |
| 5/4 04:00 | 90.2 | ↓-2.7 | |
| 5/4 04:10 | 87.4 | ↓-2.8 | |
| 5/4 04:20 | 84.5 | ↓-2.9 | |
| 5/4 04:30 | 81.5 | ↓-3.0 | |
| 5/4 04:40 | 78.4 | ↓-3.1 | |
| 5/4 04:50 | 75.2 | ↓-3.2 | |
| 5/4 05:00 | 72.0 | ↓-3.2 | |
| 5/4 05:10 | 68.7 | ↓-3.3 | 最大潮位差 |
| 5/4 05:20 | 65.4 | ↓-3.3 | 最大潮位差 |
| 5/4 05:30 | 62.1 | ↓-3.3 | 最大潮位差 |
| 5/4 05:40 | 58.9 | ↓-3.2 | |
| 5/4 05:50 | 55.7 | ↓-3.2 | |
| 5/4 06:00 | 52.6 | ↓-3.1 | |
| 5/4 06:10 | 49.6 | ↓-3.0 | |
| 5/4 06:20 | 46.7 | ↓-2.9 | |
| 5/4 06:30 | 43.9 | ↓-2.8 | |
| 5/4 06:40 | 41.3 | ↓-2.6 | |
| 5/4 06:50 | 38.8 | ↓-2.5 | |
| 5/4 07:00 | 36.5 | ↓-2.3 | |
| 5/4 07:10 | 34.4 | ↓-2.1 | |
| 5/4 07:20 | 32.6 | ↓-1.8 | |
| 5/4 07:30 | 30.9 | ↓-1.7 | |
| 5/4 07:40 | 29.5 | ↓-1.4 | |
| 5/4 07:50 | 28.3 | ↓-1.2 | |
| 5/4 08:00 | 27.4 | ↓-0.9 | |
| 5/4 08:10 | 26.7 | ↓-0.7 | |
| 5/4 08:20 | 26.3 | ↓-0.4 | |
| 5/4 08:30 | 26.2 | ↓-0.1 | 干潮 |
| 5/4 08:40 | 26.3 | ↑0.1 | |
| 5/4 08:50 | 26.7 | ↑0.4 | |
| 5/4 09:00 | 27.3 | ↑0.6 | |
| 5/4 09:10 | 28.2 | ↑0.9 | |
| 5/4 09:20 | 29.3 | ↑1.1 | |
| 5/4 09:30 | 30.7 | ↑1.4 | |
| 5/4 09:40 | 32.3 | ↑1.6 | |
| 5/4 09:50 | 34.1 | ↑1.8 | |
| 5/4 10:00 | 36.0 | ↑1.9 | |
| 5/4 10:10 | 38.2 | ↑2.2 | |
| 5/4 10:20 | 40.6 | ↑2.4 | |
| 5/4 10:30 | 43.1 | ↑2.5 | |
| 5/4 10:40 | 45.7 | ↑2.6 | |
| 5/4 10:50 | 48.4 | ↑2.7 | |
| 5/4 11:00 | 51.3 | ↑2.9 | |
| 5/4 11:10 | 54.2 | ↑2.9 | |
| 5/4 11:20 | 57.1 | ↑2.9 | |
| 5/4 11:30 | 60.1 | ↑3.0 | |
| 5/4 11:40 | 63.1 | ↑3.0 | |
| 5/4 11:50 | 66.1 | ↑3.0 | |
| 5/4 12:00 | 69.1 | ↑3.0 | |
| 5/4 12:10 | 72.0 | ↑2.9 | |
| 5/4 12:20 | 74.9 | ↑2.9 | |
| 5/4 12:30 | 77.7 | ↑2.8 | |
| 5/4 12:40 | 80.3 | ↑2.6 | |
| 5/4 12:50 | 82.9 | ↑2.6 | |
| 5/4 13:00 | 85.3 | ↑2.4 | |
| 5/4 13:10 | 87.5 | ↑2.2 | |
| 5/4 13:20 | 89.6 | ↑2.1 | |
| 5/4 13:30 | 91.5 | ↑1.9 | |
| 5/4 13:40 | 93.2 | ↑1.7 | |
| 5/4 13:50 | 94.7 | ↑1.5 | |
| 5/4 14:00 | 96.0 | ↑1.3 | |
| 5/4 14:10 | 97.1 | ↑1.1 | |
| 5/4 14:20 | 98.0 | ↑0.9 | |
| 5/4 14:30 | 98.6 | ↑0.6 | |
| 5/4 14:40 | 99.0 | ↑0.4 | |
| 5/4 14:50 | 99.2 | ↑0.2 | 満潮 |
| 5/4 15:00 | 99.2 | 0 | |
| 5/4 15:10 | 98.9 | ↓-0.3 | |
| 5/4 15:20 | 98.4 | ↓-0.5 | |
| 5/4 15:30 | 97.7 | ↓-0.7 | |
| 5/4 15:40 | 96.8 | ↓-0.9 | |
| 5/4 15:50 | 95.7 | ↓-1.1 | |
| 5/4 16:00 | 94.4 | ↓-1.3 | |
| 5/4 16:10 | 92.9 | ↓-1.5 | |
| 5/4 16:20 | 91.3 | ↓-1.6 | |
| 5/4 16:30 | 89.5 | ↓-1.8 | |
| 5/4 16:40 | 87.6 | ↓-1.9 | |
| 5/4 16:50 | 85.5 | ↓-2.1 | |
| 5/4 17:00 | 83.4 | ↓-2.1 | |
| 5/4 17:10 | 81.2 | ↓-2.2 | |
| 5/4 17:20 | 78.9 | ↓-2.3 | |
| 5/4 17:30 | 76.6 | ↓-2.3 | |
| 5/4 17:40 | 74.3 | ↓-2.3 | |
| 5/4 17:50 | 71.9 | ↓-2.4 | |
| 5/4 18:00 | 69.6 | ↓-2.3 | |
| 5/4 18:10 | 67.3 | ↓-2.3 | |
| 5/4 18:20 | 65.1 | ↓-2.2 | |
| 5/4 18:30 | 63.0 | ↓-2.1 | |
| 5/4 18:40 | 60.9 | ↓-2.1 | |
| 5/4 18:50 | 59.0 | ↓-1.9 | |
| 5/4 19:00 | 57.2 | ↓-1.8 | |
| 5/4 19:10 | 55.6 | ↓-1.6 | |
| 5/4 19:20 | 54.1 | ↓-1.5 | |
| 5/4 19:30 | 52.8 | ↓-1.3 | |
| 5/4 19:40 | 51.6 | ↓-1.2 | |
| 5/4 19:50 | 50.7 | ↓-0.9 | |
| 5/4 20:00 | 50.0 | ↓-0.7 | |
| 5/4 20:10 | 49.5 | ↓-0.5 | |
| 5/4 20:20 | 49.3 | ↓-0.2 | 干潮 |
| 5/4 20:30 | 49.2 | ↓-0.1 | |
| 5/4 20:40 | 49.4 | ↑0.2 | |
| 5/4 20:50 | 49.8 | ↑0.4 | |
| 5/4 21:00 | 50.5 | ↑0.7 | |
| 5/4 21:10 | 51.3 | ↑0.8 | |
| 5/4 21:20 | 52.4 | ↑1.1 | |
| 5/4 21:30 | 53.7 | ↑1.3 | |
| 5/4 21:40 | 55.2 | ↑1.5 | |
| 5/4 21:50 | 56.9 | ↑1.7 | |
| 5/4 22:00 | 58.7 | ↑1.8 | |
| 5/4 22:10 | 60.8 | ↑2.1 | |
| 5/4 22:20 | 63.0 | ↑2.2 | |
| 5/4 22:30 | 65.3 | ↑2.3 | |
| 5/4 22:40 | 67.7 | ↑2.4 | |
| 5/4 22:50 | 70.2 | ↑2.5 | |
| 5/4 23:00 | 72.8 | ↑2.6 | |
| 5/4 23:10 | 75.5 | ↑2.7 | |
| 5/4 23:20 | 78.2 | ↑2.7 | |
| 5/4 23:30 | 80.9 | ↑2.7 | |
| 5/4 23:40 | 83.7 | ↑2.8 | |
| 5/4 23:50 | 86.4 | ↑2.7 |