| 満潮 | 干潮 | 満潮 | 干潮 |
|
01
(月) |
05:42 | 00:21 | 20:34 | 13:01 |
| 107cm | 75cm | 100cm | 8cm | |
|
||||
那珂湊（茨城）2051年05月01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 |
|---|---|---|---|
| 5/1 00:00 | 74.6 | ↓-0.4 | |
| 5/1 00:10 | 74.4 | ↓-0.2 | |
| 5/1 00:20 | 74.3 | ↓-0.1 | 干潮 |
| 5/1 00:30 | 74.4 | ↑0.1 | |
| 5/1 00:40 | 74.6 | ↑0.2 | |
| 5/1 00:50 | 75.0 | ↑0.4 | |
| 5/1 01:00 | 75.5 | ↑0.5 | |
| 5/1 01:10 | 76.2 | ↑0.7 | |
| 5/1 01:20 | 77.0 | ↑0.8 | |
| 5/1 01:30 | 78.0 | ↑1.0 | |
| 5/1 01:40 | 79.0 | ↑1.0 | |
| 5/1 01:50 | 80.2 | ↑1.2 | |
| 5/1 02:00 | 81.4 | ↑1.2 | |
| 5/1 02:10 | 82.7 | ↑1.3 | |
| 5/1 02:20 | 84.1 | ↑1.4 | |
| 5/1 02:30 | 85.6 | ↑1.5 | |
| 5/1 02:40 | 87.1 | ↑1.5 | |
| 5/1 02:50 | 88.6 | ↑1.5 | |
| 5/1 03:00 | 90.1 | ↑1.5 | |
| 5/1 03:10 | 91.7 | ↑1.6 | |
| 5/1 03:20 | 93.2 | ↑1.5 | |
| 5/1 03:30 | 94.7 | ↑1.5 | |
| 5/1 03:40 | 96.1 | ↑1.4 | |
| 5/1 03:50 | 97.5 | ↑1.4 | |
| 5/1 04:00 | 98.9 | ↑1.4 | |
| 5/1 04:10 | 100.2 | ↑1.3 | |
| 5/1 04:20 | 101.4 | ↑1.2 | |
| 5/1 04:30 | 102.4 | ↑1.0 | |
| 5/1 04:40 | 103.4 | ↑1.0 | |
| 5/1 04:50 | 104.3 | ↑0.9 | |
| 5/1 05:00 | 105.0 | ↑0.7 | |
| 5/1 05:10 | 105.6 | ↑0.6 | |
| 5/1 05:20 | 106.0 | ↑0.4 | |
| 5/1 05:30 | 106.3 | ↑0.3 | |
| 5/1 05:40 | 106.4 | ↑0.1 | 満潮 |
| 5/1 05:50 | 106.3 | ↓-0.1 | |
| 5/1 06:00 | 106.0 | ↓-0.3 | |
| 5/1 06:10 | 105.6 | ↓-0.4 | |
| 5/1 06:20 | 104.9 | ↓-0.7 | |
| 5/1 06:30 | 104.1 | ↓-0.8 | |
| 5/1 06:40 | 103.0 | ↓-1.1 | |
| 5/1 06:50 | 101.8 | ↓-1.2 | |
| 5/1 07:00 | 100.3 | ↓-1.5 | |
| 5/1 07:10 | 98.6 | ↓-1.7 | |
| 5/1 07:20 | 96.7 | ↓-1.9 | |
| 5/1 07:30 | 94.7 | ↓-2.0 | |
| 5/1 07:40 | 92.4 | ↓-2.3 | |
| 5/1 07:50 | 89.9 | ↓-2.5 | |
| 5/1 08:00 | 87.2 | ↓-2.7 | |
| 5/1 08:10 | 84.4 | ↓-2.8 | |
| 5/1 08:20 | 81.4 | ↓-3.0 | |
| 5/1 08:30 | 78.3 | ↓-3.1 | |
| 5/1 08:40 | 75.0 | ↓-3.3 | |
| 5/1 08:50 | 71.6 | ↓-3.4 | |
| 5/1 09:00 | 68.1 | ↓-3.5 | |
| 5/1 09:10 | 64.6 | ↓-3.5 | |
| 5/1 09:20 | 61.0 | ↓-3.6 | |
| 5/1 09:30 | 57.3 | ↓-3.7 | 最大潮位差 |
| 5/1 09:40 | 53.6 | ↓-3.7 | 最大潮位差 |
| 5/1 09:50 | 50.0 | ↓-3.6 | |
| 5/1 10:00 | 46.3 | ↓-3.7 | 最大潮位差 |
| 5/1 10:10 | 42.7 | ↓-3.6 | |
| 5/1 10:20 | 39.2 | ↓-3.5 | |
| 5/1 10:30 | 35.8 | ↓-3.4 | |
| 5/1 10:40 | 32.5 | ↓-3.3 | |
| 5/1 10:50 | 29.4 | ↓-3.1 | |
| 5/1 11:00 | 26.4 | ↓-3.0 | |
| 5/1 11:10 | 23.5 | ↓-2.9 | |
| 5/1 11:20 | 20.9 | ↓-2.6 | |
| 5/1 11:30 | 18.5 | ↓-2.4 | |
| 5/1 11:40 | 16.3 | ↓-2.2 | |
| 5/1 11:50 | 14.3 | ↓-2.0 | |
| 5/1 12:00 | 12.6 | ↓-1.7 | |
| 5/1 12:10 | 11.1 | ↓-1.5 | |
| 5/1 12:20 | 9.9 | ↓-1.2 | |
| 5/1 12:30 | 9.0 | ↓-0.9 | |
| 5/1 12:40 | 8.3 | ↓-0.7 | |
| 5/1 12:50 | 7.9 | ↓-0.4 | |
| 5/1 13:00 | 7.7 | ↓-0.2 | 干潮 |
| 5/1 13:10 | 7.9 | ↑0.2 | |
| 5/1 13:20 | 8.2 | ↑0.3 | |
| 5/1 13:30 | 8.9 | ↑0.7 | |
| 5/1 13:40 | 9.7 | ↑0.8 | |
| 5/1 13:50 | 10.9 | ↑1.2 | |
| 5/1 14:00 | 12.2 | ↑1.3 | |
| 5/1 14:10 | 13.7 | ↑1.5 | |
| 5/1 14:20 | 15.5 | ↑1.8 | |
| 5/1 14:30 | 17.4 | ↑1.9 | |
| 5/1 14:40 | 19.6 | ↑2.2 | |
| 5/1 14:50 | 21.8 | ↑2.2 | |
| 5/1 15:00 | 24.3 | ↑2.5 | |
| 5/1 15:10 | 26.9 | ↑2.6 | |
| 5/1 15:20 | 29.6 | ↑2.7 | |
| 5/1 15:30 | 32.4 | ↑2.8 | |
| 5/1 15:40 | 35.3 | ↑2.9 | |
| 5/1 15:50 | 38.3 | ↑3.0 | |
| 5/1 16:00 | 41.3 | ↑3.0 | |
| 5/1 16:10 | 44.4 | ↑3.1 | |
| 5/1 16:20 | 47.5 | ↑3.1 | |
| 5/1 16:30 | 50.7 | ↑3.2 | |
| 5/1 16:40 | 53.8 | ↑3.1 | |
| 5/1 16:50 | 57.0 | ↑3.2 | |
| 5/1 17:00 | 60.1 | ↑3.1 | |
| 5/1 17:10 | 63.2 | ↑3.1 | |
| 5/1 17:20 | 66.3 | ↑3.1 | |
| 5/1 17:30 | 69.2 | ↑2.9 | |
| 5/1 17:40 | 72.1 | ↑2.9 | |
| 5/1 17:50 | 75.0 | ↑2.9 | |
| 5/1 18:00 | 77.7 | ↑2.7 | |
| 5/1 18:10 | 80.3 | ↑2.6 | |
| 5/1 18:20 | 82.7 | ↑2.4 | |
| 5/1 18:30 | 85.0 | ↑2.3 | |
| 5/1 18:40 | 87.2 | ↑2.2 | |
| 5/1 18:50 | 89.2 | ↑2.0 | |
| 5/1 19:00 | 91.1 | ↑1.9 | |
| 5/1 19:10 | 92.7 | ↑1.6 | |
| 5/1 19:20 | 94.2 | ↑1.5 | |
| 5/1 19:30 | 95.5 | ↑1.3 | |
| 5/1 19:40 | 96.6 | ↑1.1 | |
| 5/1 19:50 | 97.5 | ↑0.9 | |
| 5/1 20:00 | 98.2 | ↑0.7 | |
| 5/1 20:10 | 98.8 | ↑0.6 | |
| 5/1 20:20 | 99.1 | ↑0.3 | |
| 5/1 20:30 | 99.2 | ↑0.1 | 満潮 |
| 5/1 20:40 | 99.2 | 0 | |
| 5/1 20:50 | 99.0 | ↓-0.2 | |
| 5/1 21:00 | 98.6 | ↓-0.4 | |
| 5/1 21:10 | 98.0 | ↓-0.6 | |
| 5/1 21:20 | 97.4 | ↓-0.6 | |
| 5/1 21:30 | 96.6 | ↓-0.8 | |
| 5/1 21:40 | 95.6 | ↓-1.0 | |
| 5/1 21:50 | 94.6 | ↓-1.0 | |
| 5/1 22:00 | 93.5 | ↓-1.1 | |
| 5/1 22:10 | 92.3 | ↓-1.2 | |
| 5/1 22:20 | 91.1 | ↓-1.2 | |
| 5/1 22:30 | 89.8 | ↓-1.3 | |
| 5/1 22:40 | 88.5 | ↓-1.3 | |
| 5/1 22:50 | 87.3 | ↓-1.2 | |
| 5/1 23:00 | 86.0 | ↓-1.3 | |
| 5/1 23:10 | 84.8 | ↓-1.2 | |
| 5/1 23:20 | 83.6 | ↓-1.2 | |
| 5/1 23:30 | 82.5 | ↓-1.1 | |
| 5/1 23:40 | 81.5 | ↓-1.0 | |
| 5/1 23:50 | 80.5 | ↓-1.0 |