| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(金) |
02:21 | 09:03 | 15:38 | 21:02 |
| 111cm | 19cm | 104cm | 55cm | |
|
||||
那珂湊（茨城）2046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 | 89.1 | ↑2.6 | |
| 5/4 00:10 | 91.6 | ↑2.5 | |
| 5/4 00:20 | 94.0 | ↑2.4 | |
| 5/4 00:30 | 96.4 | ↑2.4 | |
| 5/4 00:40 | 98.6 | ↑2.2 | |
| 5/4 00:50 | 100.6 | ↑2.0 | |
| 5/4 01:00 | 102.5 | ↑1.9 | |
| 5/4 01:10 | 104.2 | ↑1.7 | |
| 5/4 01:20 | 105.7 | ↑1.5 | |
| 5/4 01:30 | 107.0 | ↑1.3 | |
| 5/4 01:40 | 108.1 | ↑1.1 | |
| 5/4 01:50 | 109.0 | ↑0.9 | |
| 5/4 02:00 | 109.7 | ↑0.7 | |
| 5/4 02:10 | 110.0 | ↑0.3 | |
| 5/4 02:20 | 110.2 | ↑0.2 | 満潮 |
| 5/4 02:30 | 110.1 | ↓-0.1 | |
| 5/4 02:40 | 109.7 | ↓-0.4 | |
| 5/4 02:50 | 109.1 | ↓-0.6 | |
| 5/4 03:00 | 108.2 | ↓-0.9 | |
| 5/4 03:10 | 107.0 | ↓-1.2 | |
| 5/4 03:20 | 105.6 | ↓-1.4 | |
| 5/4 03:30 | 104.0 | ↓-1.6 | |
| 5/4 03:40 | 102.1 | ↓-1.9 | |
| 5/4 03:50 | 100.0 | ↓-2.1 | |
| 5/4 04:00 | 97.6 | ↓-2.4 | |
| 5/4 04:10 | 95.1 | ↓-2.5 | |
| 5/4 04:20 | 92.4 | ↓-2.7 | |
| 5/4 04:30 | 89.5 | ↓-2.9 | |
| 5/4 04:40 | 86.4 | ↓-3.1 | |
| 5/4 04:50 | 83.2 | ↓-3.2 | |
| 5/4 05:00 | 79.8 | ↓-3.4 | |
| 5/4 05:10 | 76.4 | ↓-3.4 | |
| 5/4 05:20 | 72.9 | ↓-3.5 | |
| 5/4 05:30 | 69.3 | ↓-3.6 | |
| 5/4 05:40 | 65.7 | ↓-3.6 | |
| 5/4 05:50 | 62.1 | ↓-3.6 | |
| 5/4 06:00 | 58.4 | ↓-3.7 | 最大潮位差 |
| 5/4 06:10 | 54.8 | ↓-3.6 | |
| 5/4 06:20 | 51.3 | ↓-3.5 | |
| 5/4 06:30 | 47.8 | ↓-3.5 | |
| 5/4 06:40 | 44.5 | ↓-3.3 | |
| 5/4 06:50 | 41.3 | ↓-3.2 | |
| 5/4 07:00 | 38.2 | ↓-3.1 | |
| 5/4 07:10 | 35.2 | ↓-3.0 | |
| 5/4 07:20 | 32.5 | ↓-2.7 | |
| 5/4 07:30 | 30.0 | ↓-2.5 | |
| 5/4 07:40 | 27.6 | ↓-2.4 | |
| 5/4 07:50 | 25.5 | ↓-2.1 | |
| 5/4 08:00 | 23.7 | ↓-1.8 | |
| 5/4 08:10 | 22.1 | ↓-1.6 | |
| 5/4 08:20 | 20.8 | ↓-1.3 | |
| 5/4 08:30 | 19.7 | ↓-1.1 | |
| 5/4 08:40 | 19.0 | ↓-0.7 | |
| 5/4 08:50 | 18.5 | ↓-0.5 | |
| 5/4 09:00 | 18.3 | ↓-0.2 | 干潮 |
| 5/4 09:10 | 18.4 | ↑0.1 | |
| 5/4 09:20 | 18.8 | ↑0.4 | |
| 5/4 09:30 | 19.5 | ↑0.7 | |
| 5/4 09:40 | 20.4 | ↑0.9 | |
| 5/4 09:50 | 21.6 | ↑1.2 | |
| 5/4 10:00 | 23.1 | ↑1.5 | |
| 5/4 10:10 | 24.8 | ↑1.7 | |
| 5/4 10:20 | 26.8 | ↑2.0 | |
| 5/4 10:30 | 28.9 | ↑2.1 | |
| 5/4 10:40 | 31.3 | ↑2.4 | |
| 5/4 10:50 | 33.9 | ↑2.6 | |
| 5/4 11:00 | 36.6 | ↑2.7 | |
| 5/4 11:10 | 39.5 | ↑2.9 | |
| 5/4 11:20 | 42.6 | ↑3.1 | |
| 5/4 11:30 | 45.7 | ↑3.1 | |
| 5/4 11:40 | 48.9 | ↑3.2 | |
| 5/4 11:50 | 52.2 | ↑3.3 | |
| 5/4 12:00 | 55.6 | ↑3.4 | |
| 5/4 12:10 | 59.0 | ↑3.4 | |
| 5/4 12:20 | 62.4 | ↑3.4 | |
| 5/4 12:30 | 65.7 | ↑3.3 | |
| 5/4 12:40 | 69.0 | ↑3.3 | |
| 5/4 12:50 | 72.3 | ↑3.3 | |
| 5/4 13:00 | 75.5 | ↑3.2 | |
| 5/4 13:10 | 78.6 | ↑3.1 | |
| 5/4 13:20 | 81.6 | ↑3.0 | |
| 5/4 13:30 | 84.4 | ↑2.8 | |
| 5/4 13:40 | 87.1 | ↑2.7 | |
| 5/4 13:50 | 89.6 | ↑2.5 | |
| 5/4 14:00 | 91.9 | ↑2.3 | |
| 5/4 14:10 | 94.1 | ↑2.2 | |
| 5/4 14:20 | 96.0 | ↑1.9 | |
| 5/4 14:30 | 97.7 | ↑1.7 | |
| 5/4 14:40 | 99.2 | ↑1.5 | |
| 5/4 14:50 | 100.5 | ↑1.3 | |
| 5/4 15:00 | 101.5 | ↑1.0 | |
| 5/4 15:10 | 102.3 | ↑0.8 | |
| 5/4 15:20 | 102.8 | ↑0.5 | |
| 5/4 15:30 | 103.1 | ↑0.3 | 満潮 |
| 5/4 15:40 | 103.1 | 0 | |
| 5/4 15:50 | 102.9 | ↓-0.2 | |
| 5/4 16:00 | 102.5 | ↓-0.4 | |
| 5/4 16:10 | 101.8 | ↓-0.7 | |
| 5/4 16:20 | 100.9 | ↓-0.9 | |
| 5/4 16:30 | 99.8 | ↓-1.1 | |
| 5/4 16:40 | 98.5 | ↓-1.3 | |
| 5/4 16:50 | 97.1 | ↓-1.4 | |
| 5/4 17:00 | 95.4 | ↓-1.7 | |
| 5/4 17:10 | 93.6 | ↓-1.8 | |
| 5/4 17:20 | 91.7 | ↓-1.9 | |
| 5/4 17:30 | 89.6 | ↓-2.1 | |
| 5/4 17:40 | 87.5 | ↓-2.1 | |
| 5/4 17:50 | 85.2 | ↓-2.3 | |
| 5/4 18:00 | 82.9 | ↓-2.3 | |
| 5/4 18:10 | 80.6 | ↓-2.3 | |
| 5/4 18:20 | 78.2 | ↓-2.4 | |
| 5/4 18:30 | 75.9 | ↓-2.3 | |
| 5/4 18:40 | 73.6 | ↓-2.3 | |
| 5/4 18:50 | 71.3 | ↓-2.3 | |
| 5/4 19:00 | 69.1 | ↓-2.2 | |
| 5/4 19:10 | 67.0 | ↓-2.1 | |
| 5/4 19:20 | 65.0 | ↓-2.0 | |
| 5/4 19:30 | 63.1 | ↓-1.9 | |
| 5/4 19:40 | 61.4 | ↓-1.7 | |
| 5/4 19:50 | 59.8 | ↓-1.6 | |
| 5/4 20:00 | 58.4 | ↓-1.4 | |
| 5/4 20:10 | 57.2 | ↓-1.2 | |
| 5/4 20:20 | 56.2 | ↓-1.0 | |
| 5/4 20:30 | 55.4 | ↓-0.8 | |
| 5/4 20:40 | 54.8 | ↓-0.6 | |
| 5/4 20:50 | 54.5 | ↓-0.3 | |
| 5/4 21:00 | 54.3 | ↓-0.2 | 干潮 |
| 5/4 21:10 | 54.4 | ↑0.1 | |
| 5/4 21:20 | 54.8 | ↑0.4 | |
| 5/4 21:30 | 55.3 | ↑0.5 | |
| 5/4 21:40 | 56.1 | ↑0.8 | |
| 5/4 21:50 | 57.0 | ↑0.9 | |
| 5/4 22:00 | 58.2 | ↑1.2 | |
| 5/4 22:10 | 59.6 | ↑1.4 | |
| 5/4 22:20 | 61.2 | ↑1.6 | |
| 5/4 22:30 | 63.0 | ↑1.8 | |
| 5/4 22:40 | 64.9 | ↑1.9 | |
| 5/4 22:50 | 66.9 | ↑2.0 | |
| 5/4 23:00 | 69.1 | ↑2.2 | |
| 5/4 23:10 | 71.4 | ↑2.3 | |
| 5/4 23:20 | 73.8 | ↑2.4 | |
| 5/4 23:30 | 76.3 | ↑2.5 | |
| 5/4 23:40 | 78.9 | ↑2.6 | |
| 5/4 23:50 | 81.4 | ↑2.5 |