| 満潮 | 干潮 | 満潮 | 干潮 |
|
15
(月) |
05:59 | 00:42 | 20:39 | 13:12 |
| 109cm | 78cm | 106cm | 9cm | |
|
||||
那珂湊（茨城）2051年05月15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 |
|---|---|---|---|
| 5/15 00:00 | 78.5 | ↓-0.7 | |
| 5/15 00:10 | 77.9 | ↓-0.6 | |
| 5/15 00:20 | 77.5 | ↓-0.4 | |
| 5/15 00:30 | 77.2 | ↓-0.3 | |
| 5/15 00:40 | 77.1 | ↓-0.1 | 干潮 |
| 5/15 00:50 | 77.2 | ↑0.1 | |
| 5/15 01:00 | 77.4 | ↑0.2 | |
| 5/15 01:10 | 77.8 | ↑0.4 | |
| 5/15 01:20 | 78.3 | ↑0.5 | |
| 5/15 01:30 | 78.9 | ↑0.6 | |
| 5/15 01:40 | 79.7 | ↑0.8 | |
| 5/15 01:50 | 80.6 | ↑0.9 | |
| 5/15 02:00 | 81.6 | ↑1.0 | |
| 5/15 02:10 | 82.7 | ↑1.1 | |
| 5/15 02:20 | 83.9 | ↑1.2 | |
| 5/15 02:30 | 85.2 | ↑1.3 | |
| 5/15 02:40 | 86.5 | ↑1.3 | |
| 5/15 02:50 | 87.9 | ↑1.4 | |
| 5/15 03:00 | 89.4 | ↑1.5 | |
| 5/15 03:10 | 90.9 | ↑1.5 | |
| 5/15 03:20 | 92.4 | ↑1.5 | |
| 5/15 03:30 | 94.0 | ↑1.6 | |
| 5/15 03:40 | 95.5 | ↑1.5 | |
| 5/15 03:50 | 97.0 | ↑1.5 | |
| 5/15 04:00 | 98.5 | ↑1.5 | |
| 5/15 04:10 | 99.9 | ↑1.4 | |
| 5/15 04:20 | 101.3 | ↑1.4 | |
| 5/15 04:30 | 102.6 | ↑1.3 | |
| 5/15 04:40 | 103.9 | ↑1.3 | |
| 5/15 04:50 | 105.0 | ↑1.1 | |
| 5/15 05:00 | 106.0 | ↑1.0 | |
| 5/15 05:10 | 106.9 | ↑0.9 | |
| 5/15 05:20 | 107.6 | ↑0.7 | |
| 5/15 05:30 | 108.2 | ↑0.6 | |
| 5/15 05:40 | 108.7 | ↑0.5 | |
| 5/15 05:50 | 108.9 | ↑0.2 | 満潮 |
| 5/15 06:00 | 109.0 | ↑0.1 | |
| 5/15 06:10 | 108.8 | ↓-0.2 | |
| 5/15 06:20 | 108.5 | ↓-0.3 | |
| 5/15 06:30 | 107.9 | ↓-0.6 | |
| 5/15 06:40 | 107.2 | ↓-0.7 | |
| 5/15 06:50 | 106.1 | ↓-1.1 | |
| 5/15 07:00 | 104.9 | ↓-1.2 | |
| 5/15 07:10 | 103.4 | ↓-1.5 | |
| 5/15 07:20 | 101.8 | ↓-1.6 | |
| 5/15 07:30 | 99.8 | ↓-2.0 | |
| 5/15 07:40 | 97.7 | ↓-2.1 | |
| 5/15 07:50 | 95.3 | ↓-2.4 | |
| 5/15 08:00 | 92.8 | ↓-2.5 | |
| 5/15 08:10 | 90.0 | ↓-2.8 | |
| 5/15 08:20 | 87.0 | ↓-3.0 | |
| 5/15 08:30 | 83.9 | ↓-3.1 | |
| 5/15 08:40 | 80.6 | ↓-3.3 | |
| 5/15 08:50 | 77.2 | ↓-3.4 | |
| 5/15 09:00 | 73.7 | ↓-3.5 | |
| 5/15 09:10 | 70.1 | ↓-3.6 | |
| 5/15 09:20 | 66.3 | ↓-3.8 | 最大潮位差 |
| 5/15 09:30 | 62.6 | ↓-3.7 | |
| 5/15 09:40 | 58.8 | ↓-3.8 | 最大潮位差 |
| 5/15 09:50 | 55.0 | ↓-3.8 | 最大潮位差 |
| 5/15 10:00 | 51.2 | ↓-3.8 | 最大潮位差 |
| 5/15 10:10 | 47.5 | ↓-3.7 | |
| 5/15 10:20 | 43.8 | ↓-3.7 | |
| 5/15 10:30 | 40.2 | ↓-3.6 | |
| 5/15 10:40 | 36.7 | ↓-3.5 | |
| 5/15 10:50 | 33.3 | ↓-3.4 | |
| 5/15 11:00 | 30.1 | ↓-3.2 | |
| 5/15 11:10 | 27.0 | ↓-3.1 | |
| 5/15 11:20 | 24.2 | ↓-2.8 | |
| 5/15 11:30 | 21.5 | ↓-2.7 | |
| 5/15 11:40 | 19.1 | ↓-2.4 | |
| 5/15 11:50 | 16.8 | ↓-2.3 | |
| 5/15 12:00 | 14.9 | ↓-1.9 | |
| 5/15 12:10 | 13.1 | ↓-1.8 | |
| 5/15 12:20 | 11.6 | ↓-1.5 | |
| 5/15 12:30 | 10.4 | ↓-1.2 | |
| 5/15 12:40 | 9.5 | ↓-0.9 | |
| 5/15 12:50 | 8.8 | ↓-0.7 | |
| 5/15 13:00 | 8.3 | ↓-0.5 | |
| 5/15 13:10 | 8.2 | ↓-0.1 | 干潮 |
| 5/15 13:20 | 8.3 | ↑0.1 | |
| 5/15 13:30 | 8.6 | ↑0.3 | |
| 5/15 13:40 | 9.2 | ↑0.6 | |
| 5/15 13:50 | 10.1 | ↑0.9 | |
| 5/15 14:00 | 11.2 | ↑1.1 | |
| 5/15 14:10 | 12.5 | ↑1.3 | |
| 5/15 14:20 | 14.1 | ↑1.6 | |
| 5/15 14:30 | 15.9 | ↑1.8 | |
| 5/15 14:40 | 17.9 | ↑2.0 | |
| 5/15 14:50 | 20.0 | ↑2.1 | |
| 5/15 15:00 | 22.4 | ↑2.4 | |
| 5/15 15:10 | 24.9 | ↑2.5 | |
| 5/15 15:20 | 27.6 | ↑2.7 | |
| 5/15 15:30 | 30.4 | ↑2.8 | |
| 5/15 15:40 | 33.4 | ↑3.0 | |
| 5/15 15:50 | 36.5 | ↑3.1 | |
| 5/15 16:00 | 39.7 | ↑3.2 | |
| 5/15 16:10 | 42.9 | ↑3.2 | |
| 5/15 16:20 | 46.3 | ↑3.4 | |
| 5/15 16:30 | 49.6 | ↑3.3 | |
| 5/15 16:40 | 53.1 | ↑3.5 | |
| 5/15 16:50 | 56.5 | ↑3.4 | |
| 5/15 17:00 | 59.9 | ↑3.4 | |
| 5/15 17:10 | 63.4 | ↑3.5 | |
| 5/15 17:20 | 66.8 | ↑3.4 | |
| 5/15 17:30 | 70.1 | ↑3.3 | |
| 5/15 17:40 | 73.4 | ↑3.3 | |
| 5/15 17:50 | 76.6 | ↑3.2 | |
| 5/15 18:00 | 79.7 | ↑3.1 | |
| 5/15 18:10 | 82.7 | ↑3.0 | |
| 5/15 18:20 | 85.6 | ↑2.9 | |
| 5/15 18:30 | 88.3 | ↑2.7 | |
| 5/15 18:40 | 90.8 | ↑2.5 | |
| 5/15 18:50 | 93.2 | ↑2.4 | |
| 5/15 19:00 | 95.4 | ↑2.2 | |
| 5/15 19:10 | 97.4 | ↑2.0 | |
| 5/15 19:20 | 99.2 | ↑1.8 | |
| 5/15 19:30 | 100.8 | ↑1.6 | |
| 5/15 19:40 | 102.1 | ↑1.3 | |
| 5/15 19:50 | 103.3 | ↑1.2 | |
| 5/15 20:00 | 104.2 | ↑0.9 | |
| 5/15 20:10 | 104.9 | ↑0.7 | |
| 5/15 20:20 | 105.4 | ↑0.5 | |
| 5/15 20:30 | 105.6 | ↑0.2 | 満潮 |
| 5/15 20:40 | 105.7 | ↑0.1 | |
| 5/15 20:50 | 105.6 | ↓-0.1 | |
| 5/15 21:00 | 105.2 | ↓-0.4 | |
| 5/15 21:10 | 104.7 | ↓-0.5 | |
| 5/15 21:20 | 104.0 | ↓-0.7 | |
| 5/15 21:30 | 103.2 | ↓-0.8 | |
| 5/15 21:40 | 102.2 | ↓-1.0 | |
| 5/15 21:50 | 101.2 | ↓-1.0 | |
| 5/15 22:00 | 100.0 | ↓-1.2 | |
| 5/15 22:10 | 98.7 | ↓-1.3 | |
| 5/15 22:20 | 97.3 | ↓-1.4 | |
| 5/15 22:30 | 95.9 | ↓-1.4 | |
| 5/15 22:40 | 94.5 | ↓-1.4 | |
| 5/15 22:50 | 93.0 | ↓-1.5 | |
| 5/15 23:00 | 91.6 | ↓-1.4 | |
| 5/15 23:10 | 90.1 | ↓-1.5 | |
| 5/15 23:20 | 88.7 | ↓-1.4 | |
| 5/15 23:30 | 87.4 | ↓-1.3 | |
| 5/15 23:40 | 86.1 | ↓-1.3 | |
| 5/15 23:50 | 84.9 | ↓-1.2 |