| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(日) |
04:59 | 12:21 | 19:56 | - |
| 117cm | 2cm | 113cm | - | |
|
||||
那珂湊（茨城）2055年05月30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 |
|---|---|---|---|
| 5/30 00:00 | 83.4 | ↑0.1 | |
| 5/30 00:10 | 83.7 | ↑0.3 | |
| 5/30 00:20 | 84.1 | ↑0.4 | |
| 5/30 00:30 | 84.7 | ↑0.6 | |
| 5/30 00:40 | 85.5 | ↑0.8 | |
| 5/30 00:50 | 86.4 | ↑0.9 | |
| 5/30 01:00 | 87.4 | ↑1.0 | |
| 5/30 01:10 | 88.5 | ↑1.1 | |
| 5/30 01:20 | 89.8 | ↑1.3 | |
| 5/30 01:30 | 91.1 | ↑1.3 | |
| 5/30 01:40 | 92.6 | ↑1.5 | |
| 5/30 01:50 | 94.1 | ↑1.5 | |
| 5/30 02:00 | 95.6 | ↑1.5 | |
| 5/30 02:10 | 97.3 | ↑1.7 | |
| 5/30 02:20 | 98.9 | ↑1.6 | |
| 5/30 02:30 | 100.5 | ↑1.6 | |
| 5/30 02:40 | 102.2 | ↑1.7 | |
| 5/30 02:50 | 103.8 | ↑1.6 | |
| 5/30 03:00 | 105.3 | ↑1.5 | |
| 5/30 03:10 | 106.9 | ↑1.6 | |
| 5/30 03:20 | 108.3 | ↑1.4 | |
| 5/30 03:30 | 109.7 | ↑1.4 | |
| 5/30 03:40 | 111.0 | ↑1.3 | |
| 5/30 03:50 | 112.2 | ↑1.2 | |
| 5/30 04:00 | 113.2 | ↑1.0 | |
| 5/30 04:10 | 114.1 | ↑0.9 | |
| 5/30 04:20 | 114.9 | ↑0.8 | |
| 5/30 04:30 | 115.5 | ↑0.6 | |
| 5/30 04:40 | 116.0 | ↑0.5 | |
| 5/30 04:50 | 116.2 | ↑0.2 | 満潮 |
| 5/30 05:00 | 116.3 | ↑0.1 | |
| 5/30 05:10 | 116.1 | ↓-0.2 | |
| 5/30 05:20 | 115.8 | ↓-0.3 | |
| 5/30 05:30 | 115.2 | ↓-0.6 | |
| 5/30 05:40 | 114.4 | ↓-0.8 | |
| 5/30 05:50 | 113.3 | ↓-1.1 | |
| 5/30 06:00 | 112.1 | ↓-1.2 | |
| 5/30 06:10 | 110.6 | ↓-1.5 | |
| 5/30 06:20 | 108.8 | ↓-1.8 | |
| 5/30 06:30 | 106.8 | ↓-2.0 | |
| 5/30 06:40 | 104.6 | ↓-2.2 | |
| 5/30 06:50 | 102.1 | ↓-2.5 | |
| 5/30 07:00 | 99.5 | ↓-2.6 | |
| 5/30 07:10 | 96.6 | ↓-2.9 | |
| 5/30 07:20 | 93.4 | ↓-3.2 | |
| 5/30 07:30 | 90.1 | ↓-3.3 | |
| 5/30 07:40 | 86.6 | ↓-3.5 | |
| 5/30 07:50 | 83.0 | ↓-3.6 | |
| 5/30 08:00 | 79.2 | ↓-3.8 | |
| 5/30 08:10 | 75.3 | ↓-3.9 | |
| 5/30 08:20 | 71.2 | ↓-4.1 | |
| 5/30 08:30 | 67.1 | ↓-4.1 | |
| 5/30 08:40 | 62.9 | ↓-4.2 | |
| 5/30 08:50 | 58.6 | ↓-4.3 | 最大潮位差 |
| 5/30 09:00 | 54.4 | ↓-4.2 | |
| 5/30 09:10 | 50.1 | ↓-4.3 | 最大潮位差 |
| 5/30 09:20 | 45.9 | ↓-4.2 | |
| 5/30 09:30 | 41.8 | ↓-4.1 | |
| 5/30 09:40 | 37.7 | ↓-4.1 | |
| 5/30 09:50 | 33.7 | ↓-4.0 | |
| 5/30 10:00 | 29.9 | ↓-3.8 | |
| 5/30 10:10 | 26.3 | ↓-3.6 | |
| 5/30 10:20 | 22.8 | ↓-3.5 | |
| 5/30 10:30 | 19.5 | ↓-3.3 | |
| 5/30 10:40 | 16.5 | ↓-3.0 | |
| 5/30 10:50 | 13.6 | ↓-2.9 | |
| 5/30 11:00 | 11.1 | ↓-2.5 | |
| 5/30 11:10 | 8.8 | ↓-2.3 | |
| 5/30 11:20 | 6.8 | ↓-2.0 | |
| 5/30 11:30 | 5.1 | ↓-1.7 | |
| 5/30 11:40 | 3.7 | ↓-1.4 | |
| 5/30 11:50 | 2.6 | ↓-1.1 | |
| 5/30 12:00 | 1.8 | ↓-0.8 | |
| 5/30 12:10 | 1.3 | ↓-0.5 | |
| 5/30 12:20 | 1.2 | ↓-0.1 | 干潮 |
| 5/30 12:30 | 1.3 | ↑0.1 | |
| 5/30 12:40 | 1.8 | ↑0.5 | |
| 5/30 12:50 | 2.5 | ↑0.7 | |
| 5/30 13:00 | 3.6 | ↑1.1 | |
| 5/30 13:10 | 4.9 | ↑1.3 | |
| 5/30 13:20 | 6.5 | ↑1.6 | |
| 5/30 13:30 | 8.3 | ↑1.8 | |
| 5/30 13:40 | 10.4 | ↑2.1 | |
| 5/30 13:50 | 12.7 | ↑2.3 | |
| 5/30 14:00 | 15.3 | ↑2.6 | |
| 5/30 14:10 | 18.0 | ↑2.7 | |
| 5/30 14:20 | 21.0 | ↑3.0 | |
| 5/30 14:30 | 24.1 | ↑3.1 | |
| 5/30 14:40 | 27.3 | ↑3.2 | |
| 5/30 14:50 | 30.7 | ↑3.4 | |
| 5/30 15:00 | 34.3 | ↑3.6 | |
| 5/30 15:10 | 37.9 | ↑3.6 | |
| 5/30 15:20 | 41.6 | ↑3.7 | |
| 5/30 15:30 | 45.3 | ↑3.7 | |
| 5/30 15:40 | 49.1 | ↑3.8 | |
| 5/30 15:50 | 53.0 | ↑3.9 | |
| 5/30 16:00 | 56.8 | ↑3.8 | |
| 5/30 16:10 | 60.7 | ↑3.9 | |
| 5/30 16:20 | 64.5 | ↑3.8 | |
| 5/30 16:30 | 68.3 | ↑3.8 | |
| 5/30 16:40 | 72.0 | ↑3.7 | |
| 5/30 16:50 | 75.6 | ↑3.6 | |
| 5/30 17:00 | 79.1 | ↑3.5 | |
| 5/30 17:10 | 82.6 | ↑3.5 | |
| 5/30 17:20 | 85.9 | ↑3.3 | |
| 5/30 17:30 | 89.0 | ↑3.1 | |
| 5/30 17:40 | 92.1 | ↑3.1 | |
| 5/30 17:50 | 94.9 | ↑2.8 | |
| 5/30 18:00 | 97.6 | ↑2.7 | |
| 5/30 18:10 | 100.0 | ↑2.4 | |
| 5/30 18:20 | 102.3 | ↑2.3 | |
| 5/30 18:30 | 104.3 | ↑2.0 | |
| 5/30 18:40 | 106.2 | ↑1.9 | |
| 5/30 18:50 | 107.8 | ↑1.6 | |
| 5/30 19:00 | 109.1 | ↑1.3 | |
| 5/30 19:10 | 110.3 | ↑1.2 | |
| 5/30 19:20 | 111.2 | ↑0.9 | |
| 5/30 19:30 | 111.9 | ↑0.7 | |
| 5/30 19:40 | 112.3 | ↑0.4 | |
| 5/30 19:50 | 112.5 | ↑0.2 | 満潮 |
| 5/30 20:00 | 112.5 | 0 | |
| 5/30 20:10 | 112.3 | ↓-0.2 | |
| 5/30 20:20 | 111.9 | ↓-0.4 | |
| 5/30 20:30 | 111.4 | ↓-0.5 | |
| 5/30 20:40 | 110.6 | ↓-0.8 | |
| 5/30 20:50 | 109.7 | ↓-0.9 | |
| 5/30 21:00 | 108.6 | ↓-1.1 | |
| 5/30 21:10 | 107.5 | ↓-1.1 | |
| 5/30 21:20 | 106.2 | ↓-1.3 | |
| 5/30 21:30 | 104.8 | ↓-1.4 | |
| 5/30 21:40 | 103.4 | ↓-1.4 | |
| 5/30 21:50 | 101.9 | ↓-1.5 | |
| 5/30 22:00 | 100.4 | ↓-1.5 | |
| 5/30 22:10 | 98.9 | ↓-1.5 | |
| 5/30 22:20 | 97.4 | ↓-1.5 | |
| 5/30 22:30 | 96.0 | ↓-1.4 | |
| 5/30 22:40 | 94.6 | ↓-1.4 | |
| 5/30 22:50 | 93.2 | ↓-1.4 | |
| 5/30 23:00 | 92.0 | ↓-1.2 | |
| 5/30 23:10 | 90.8 | ↓-1.2 | |
| 5/30 23:20 | 89.8 | ↓-1.0 | |
| 5/30 23:30 | 88.9 | ↓-0.9 | |
| 5/30 23:40 | 88.1 | ↓-0.8 | |
| 5/30 23:50 | 87.4 | ↓-0.7 |