| 満潮 | 干潮 | 満潮 | 干潮 |
|
12
(火) |
05:41 | 00:31 | 21:00 | 13:14 |
| 112cm | 84cm | 104cm | 3cm | |
|
||||
那珂湊（茨城）2020年05月12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 |
|---|---|---|---|
| 5/12 00:00 | 83.8 | ↓-0.5 | |
| 5/12 00:10 | 83.4 | ↓-0.4 | |
| 5/12 00:20 | 83.2 | ↓-0.2 | |
| 5/12 00:30 | 83.1 | ↓-0.1 | 干潮 |
| 5/12 00:40 | 83.2 | ↑0.1 | |
| 5/12 00:50 | 83.4 | ↑0.2 | |
| 5/12 01:00 | 83.7 | ↑0.3 | |
| 5/12 01:10 | 84.2 | ↑0.5 | |
| 5/12 01:20 | 84.8 | ↑0.6 | |
| 5/12 01:30 | 85.5 | ↑0.7 | |
| 5/12 01:40 | 86.4 | ↑0.9 | |
| 5/12 01:50 | 87.3 | ↑0.9 | |
| 5/12 02:00 | 88.3 | ↑1.0 | |
| 5/12 02:10 | 89.4 | ↑1.1 | |
| 5/12 02:20 | 90.6 | ↑1.2 | |
| 5/12 02:30 | 91.8 | ↑1.2 | |
| 5/12 02:40 | 93.1 | ↑1.3 | |
| 5/12 02:50 | 94.5 | ↑1.4 | |
| 5/12 03:00 | 95.8 | ↑1.3 | |
| 5/12 03:10 | 97.2 | ↑1.4 | |
| 5/12 03:20 | 98.6 | ↑1.4 | |
| 5/12 03:30 | 99.9 | ↑1.3 | |
| 5/12 03:40 | 101.3 | ↑1.4 | |
| 5/12 03:50 | 102.6 | ↑1.3 | |
| 5/12 04:00 | 103.9 | ↑1.3 | |
| 5/12 04:10 | 105.1 | ↑1.2 | |
| 5/12 04:20 | 106.2 | ↑1.1 | |
| 5/12 04:30 | 107.2 | ↑1.0 | |
| 5/12 04:40 | 108.2 | ↑1.0 | |
| 5/12 04:50 | 109.0 | ↑0.8 | |
| 5/12 05:00 | 109.7 | ↑0.7 | |
| 5/12 05:10 | 110.3 | ↑0.6 | |
| 5/12 05:20 | 110.7 | ↑0.4 | |
| 5/12 05:30 | 111.0 | ↑0.3 | |
| 5/12 05:40 | 111.1 | ↑0.1 | 満潮 |
| 5/12 05:50 | 111.0 | ↓-0.1 | |
| 5/12 06:00 | 110.7 | ↓-0.3 | |
| 5/12 06:10 | 110.2 | ↓-0.5 | |
| 5/12 06:20 | 109.6 | ↓-0.6 | |
| 5/12 06:30 | 108.7 | ↓-0.9 | |
| 5/12 06:40 | 107.6 | ↓-1.1 | |
| 5/12 06:50 | 106.2 | ↓-1.4 | |
| 5/12 07:00 | 104.7 | ↓-1.5 | |
| 5/12 07:10 | 102.9 | ↓-1.8 | |
| 5/12 07:20 | 100.9 | ↓-2.0 | |
| 5/12 07:30 | 98.7 | ↓-2.2 | |
| 5/12 07:40 | 96.3 | ↓-2.4 | |
| 5/12 07:50 | 93.6 | ↓-2.7 | |
| 5/12 08:00 | 90.8 | ↓-2.8 | |
| 5/12 08:10 | 87.8 | ↓-3.0 | |
| 5/12 08:20 | 84.6 | ↓-3.2 | |
| 5/12 08:30 | 81.3 | ↓-3.3 | |
| 5/12 08:40 | 77.8 | ↓-3.5 | |
| 5/12 08:50 | 74.2 | ↓-3.6 | |
| 5/12 09:00 | 70.4 | ↓-3.8 | |
| 5/12 09:10 | 66.6 | ↓-3.8 | |
| 5/12 09:20 | 62.8 | ↓-3.8 | |
| 5/12 09:30 | 58.8 | ↓-4.0 | 最大潮位差 |
| 5/12 09:40 | 54.9 | ↓-3.9 | |
| 5/12 09:50 | 51.0 | ↓-3.9 | |
| 5/12 10:00 | 47.1 | ↓-3.9 | |
| 5/12 10:10 | 43.2 | ↓-3.9 | |
| 5/12 10:20 | 39.4 | ↓-3.8 | |
| 5/12 10:30 | 35.7 | ↓-3.7 | |
| 5/12 10:40 | 32.1 | ↓-3.6 | |
| 5/12 10:50 | 28.7 | ↓-3.4 | |
| 5/12 11:00 | 25.4 | ↓-3.3 | |
| 5/12 11:10 | 22.2 | ↓-3.2 | |
| 5/12 11:20 | 19.3 | ↓-2.9 | |
| 5/12 11:30 | 16.6 | ↓-2.7 | |
| 5/12 11:40 | 14.1 | ↓-2.5 | |
| 5/12 11:50 | 11.8 | ↓-2.3 | |
| 5/12 12:00 | 9.7 | ↓-2.1 | |
| 5/12 12:10 | 8.0 | ↓-1.7 | |
| 5/12 12:20 | 6.4 | ↓-1.6 | |
| 5/12 12:30 | 5.1 | ↓-1.3 | |
| 5/12 12:40 | 4.1 | ↓-1.0 | |
| 5/12 12:50 | 3.4 | ↓-0.7 | |
| 5/12 13:00 | 2.9 | ↓-0.5 | |
| 5/12 13:10 | 2.7 | ↓-0.2 | 干潮 |
| 5/12 13:20 | 2.8 | ↑0.1 | |
| 5/12 13:30 | 3.1 | ↑0.3 | |
| 5/12 13:40 | 3.7 | ↑0.6 | |
| 5/12 13:50 | 4.5 | ↑0.8 | |
| 5/12 14:00 | 5.6 | ↑1.1 | |
| 5/12 14:10 | 6.9 | ↑1.3 | |
| 5/12 14:20 | 8.4 | ↑1.5 | |
| 5/12 14:30 | 10.1 | ↑1.7 | |
| 5/12 14:40 | 12.1 | ↑2.0 | |
| 5/12 14:50 | 14.2 | ↑2.1 | |
| 5/12 15:00 | 16.5 | ↑2.3 | |
| 5/12 15:10 | 19.0 | ↑2.5 | |
| 5/12 15:20 | 21.6 | ↑2.6 | |
| 5/12 15:30 | 24.4 | ↑2.8 | |
| 5/12 15:40 | 27.3 | ↑2.9 | |
| 5/12 15:50 | 30.4 | ↑3.1 | |
| 5/12 16:00 | 33.5 | ↑3.1 | |
| 5/12 16:10 | 36.7 | ↑3.2 | |
| 5/12 16:20 | 40.0 | ↑3.3 | |
| 5/12 16:30 | 43.4 | ↑3.4 | |
| 5/12 16:40 | 46.8 | ↑3.4 | |
| 5/12 16:50 | 50.2 | ↑3.4 | |
| 5/12 17:00 | 53.7 | ↑3.5 | |
| 5/12 17:10 | 57.1 | ↑3.4 | |
| 5/12 17:20 | 60.5 | ↑3.4 | |
| 5/12 17:30 | 63.9 | ↑3.4 | |
| 5/12 17:40 | 67.2 | ↑3.3 | |
| 5/12 17:50 | 70.5 | ↑3.3 | |
| 5/12 18:00 | 73.6 | ↑3.1 | |
| 5/12 18:10 | 76.7 | ↑3.1 | |
| 5/12 18:20 | 79.7 | ↑3.0 | |
| 5/12 18:30 | 82.5 | ↑2.8 | |
| 5/12 18:40 | 85.2 | ↑2.7 | |
| 5/12 18:50 | 87.7 | ↑2.5 | |
| 5/12 19:00 | 90.1 | ↑2.4 | |
| 5/12 19:10 | 92.3 | ↑2.2 | |
| 5/12 19:20 | 94.3 | ↑2.0 | |
| 5/12 19:30 | 96.1 | ↑1.8 | |
| 5/12 19:40 | 97.7 | ↑1.6 | |
| 5/12 19:50 | 99.1 | ↑1.4 | |
| 5/12 20:00 | 100.3 | ↑1.2 | |
| 5/12 20:10 | 101.4 | ↑1.1 | |
| 5/12 20:20 | 102.2 | ↑0.8 | |
| 5/12 20:30 | 102.8 | ↑0.6 | |
| 5/12 20:40 | 103.2 | ↑0.4 | |
| 5/12 20:50 | 103.5 | ↑0.3 | 満潮 |
| 5/12 21:00 | 103.5 | 0 | 満潮 |
| 5/12 21:10 | 103.5 | 0 | |
| 5/12 21:20 | 103.2 | ↓-0.3 | |
| 5/12 21:30 | 102.8 | ↓-0.4 | |
| 5/12 21:40 | 102.3 | ↓-0.5 | |
| 5/12 21:50 | 101.7 | ↓-0.6 | |
| 5/12 22:00 | 100.9 | ↓-0.8 | |
| 5/12 22:10 | 100.1 | ↓-0.8 | |
| 5/12 22:20 | 99.2 | ↓-0.9 | |
| 5/12 22:30 | 98.3 | ↓-0.9 | |
| 5/12 22:40 | 97.3 | ↓-1.0 | |
| 5/12 22:50 | 96.3 | ↓-1.0 | |
| 5/12 23:00 | 95.3 | ↓-1.0 | |
| 5/12 23:10 | 94.4 | ↓-0.9 | |
| 5/12 23:20 | 93.4 | ↓-1.0 | |
| 5/12 23:30 | 92.5 | ↓-0.9 | |
| 5/12 23:40 | 91.6 | ↓-0.9 | |
| 5/12 23:50 | 90.8 | ↓-0.8 |