| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(火) |
06:45 | 01:39 | 21:43 | 14:11 |
| 108cm | 86cm | 106cm | 20cm | |
|
||||
那珂湊（茨城）2028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 | 91.1 | ↓-1.1 | |
| 5/30 00:10 | 90.1 | ↓-1.0 | |
| 5/30 00:20 | 89.2 | ↓-0.9 | |
| 5/30 00:30 | 88.4 | ↓-0.8 | |
| 5/30 00:40 | 87.7 | ↓-0.7 | |
| 5/30 00:50 | 87.1 | ↓-0.6 | |
| 5/30 01:00 | 86.6 | ↓-0.5 | |
| 5/30 01:10 | 86.3 | ↓-0.3 | |
| 5/30 01:20 | 86.0 | ↓-0.3 | |
| 5/30 01:30 | 85.8 | ↓-0.2 | 干潮 |
| 5/30 01:40 | 85.8 | 0 | |
| 5/30 01:50 | 85.9 | ↑0.1 | |
| 5/30 02:00 | 86.1 | ↑0.2 | |
| 5/30 02:10 | 86.4 | ↑0.3 | |
| 5/30 02:20 | 86.8 | ↑0.4 | |
| 5/30 02:30 | 87.2 | ↑0.4 | |
| 5/30 02:40 | 87.8 | ↑0.6 | |
| 5/30 02:50 | 88.5 | ↑0.7 | |
| 5/30 03:00 | 89.2 | ↑0.7 | |
| 5/30 03:10 | 90.0 | ↑0.8 | |
| 5/30 03:20 | 90.9 | ↑0.9 | |
| 5/30 03:30 | 91.8 | ↑0.9 | |
| 5/30 03:40 | 92.8 | ↑1.0 | |
| 5/30 03:50 | 93.8 | ↑1.0 | |
| 5/30 04:00 | 94.8 | ↑1.0 | |
| 5/30 04:10 | 95.9 | ↑1.1 | |
| 5/30 04:20 | 97.0 | ↑1.1 | |
| 5/30 04:30 | 98.0 | ↑1.0 | |
| 5/30 04:40 | 99.1 | ↑1.1 | |
| 5/30 04:50 | 100.1 | ↑1.0 | |
| 5/30 05:00 | 101.1 | ↑1.0 | |
| 5/30 05:10 | 102.1 | ↑1.0 | |
| 5/30 05:20 | 103.0 | ↑0.9 | |
| 5/30 05:30 | 103.8 | ↑0.8 | |
| 5/30 05:40 | 104.6 | ↑0.8 | |
| 5/30 05:50 | 105.3 | ↑0.7 | |
| 5/30 06:00 | 105.9 | ↑0.6 | |
| 5/30 06:10 | 106.4 | ↑0.5 | |
| 5/30 06:20 | 106.8 | ↑0.4 | |
| 5/30 06:30 | 107.1 | ↑0.3 | |
| 5/30 06:40 | 107.2 | ↑0.1 | 満潮 |
| 5/30 06:50 | 107.2 | 0 | |
| 5/30 07:00 | 107.0 | ↓-0.2 | |
| 5/30 07:10 | 106.7 | ↓-0.3 | |
| 5/30 07:20 | 106.2 | ↓-0.5 | |
| 5/30 07:30 | 105.5 | ↓-0.7 | |
| 5/30 07:40 | 104.7 | ↓-0.8 | |
| 5/30 07:50 | 103.7 | ↓-1.0 | |
| 5/30 08:00 | 102.5 | ↓-1.2 | |
| 5/30 08:10 | 101.1 | ↓-1.4 | |
| 5/30 08:20 | 99.5 | ↓-1.6 | |
| 5/30 08:30 | 97.7 | ↓-1.8 | |
| 5/30 08:40 | 95.8 | ↓-1.9 | |
| 5/30 08:50 | 93.7 | ↓-2.1 | |
| 5/30 09:00 | 91.4 | ↓-2.3 | |
| 5/30 09:10 | 88.9 | ↓-2.5 | |
| 5/30 09:20 | 86.3 | ↓-2.6 | |
| 5/30 09:30 | 83.6 | ↓-2.7 | |
| 5/30 09:40 | 80.8 | ↓-2.8 | |
| 5/30 09:50 | 77.8 | ↓-3.0 | |
| 5/30 10:00 | 74.8 | ↓-3.0 | |
| 5/30 10:10 | 71.7 | ↓-3.1 | |
| 5/30 10:20 | 68.5 | ↓-3.2 | |
| 5/30 10:30 | 65.3 | ↓-3.2 | |
| 5/30 10:40 | 62.0 | ↓-3.3 | 最大潮位差 |
| 5/30 10:50 | 58.8 | ↓-3.2 | |
| 5/30 11:00 | 55.6 | ↓-3.2 | |
| 5/30 11:10 | 52.4 | ↓-3.2 | |
| 5/30 11:20 | 49.3 | ↓-3.1 | |
| 5/30 11:30 | 46.2 | ↓-3.1 | |
| 5/30 11:40 | 43.3 | ↓-2.9 | |
| 5/30 11:50 | 40.4 | ↓-2.9 | |
| 5/30 12:00 | 37.7 | ↓-2.7 | |
| 5/30 12:10 | 35.2 | ↓-2.5 | |
| 5/30 12:20 | 32.8 | ↓-2.4 | |
| 5/30 12:30 | 30.5 | ↓-2.3 | |
| 5/30 12:40 | 28.5 | ↓-2.0 | |
| 5/30 12:50 | 26.6 | ↓-1.9 | |
| 5/30 13:00 | 25.0 | ↓-1.6 | |
| 5/30 13:10 | 23.5 | ↓-1.5 | |
| 5/30 13:20 | 22.3 | ↓-1.2 | |
| 5/30 13:30 | 21.3 | ↓-1.0 | |
| 5/30 13:40 | 20.5 | ↓-0.8 | |
| 5/30 13:50 | 19.9 | ↓-0.6 | |
| 5/30 14:00 | 19.6 | ↓-0.3 | |
| 5/30 14:10 | 19.5 | ↓-0.1 | 干潮 |
| 5/30 14:20 | 19.6 | ↑0.1 | |
| 5/30 14:30 | 19.9 | ↑0.3 | |
| 5/30 14:40 | 20.5 | ↑0.6 | |
| 5/30 14:50 | 21.2 | ↑0.7 | |
| 5/30 15:00 | 22.2 | ↑1.0 | |
| 5/30 15:10 | 23.3 | ↑1.1 | |
| 5/30 15:20 | 24.7 | ↑1.4 | |
| 5/30 15:30 | 26.2 | ↑1.5 | |
| 5/30 15:40 | 27.9 | ↑1.7 | |
| 5/30 15:50 | 29.8 | ↑1.9 | |
| 5/30 16:00 | 31.8 | ↑2.0 | |
| 5/30 16:10 | 34.0 | ↑2.2 | |
| 5/30 16:20 | 36.3 | ↑2.3 | |
| 5/30 16:30 | 38.7 | ↑2.4 | |
| 5/30 16:40 | 41.3 | ↑2.6 | |
| 5/30 16:50 | 43.9 | ↑2.6 | |
| 5/30 17:00 | 46.7 | ↑2.8 | |
| 5/30 17:10 | 49.5 | ↑2.8 | |
| 5/30 17:20 | 52.4 | ↑2.9 | |
| 5/30 17:30 | 55.3 | ↑2.9 | |
| 5/30 17:40 | 58.3 | ↑3.0 | |
| 5/30 17:50 | 61.3 | ↑3.0 | |
| 5/30 18:00 | 64.3 | ↑3.0 | |
| 5/30 18:10 | 67.4 | ↑3.1 | |
| 5/30 18:20 | 70.3 | ↑2.9 | |
| 5/30 18:30 | 73.3 | ↑3.0 | |
| 5/30 18:40 | 76.2 | ↑2.9 | |
| 5/30 18:50 | 79.1 | ↑2.9 | |
| 5/30 19:00 | 81.8 | ↑2.7 | |
| 5/30 19:10 | 84.5 | ↑2.7 | |
| 5/30 19:20 | 87.0 | ↑2.5 | |
| 5/30 19:30 | 89.5 | ↑2.5 | |
| 5/30 19:40 | 91.8 | ↑2.3 | |
| 5/30 19:50 | 93.9 | ↑2.1 | |
| 5/30 20:00 | 95.9 | ↑2.0 | |
| 5/30 20:10 | 97.7 | ↑1.8 | |
| 5/30 20:20 | 99.4 | ↑1.7 | |
| 5/30 20:30 | 100.8 | ↑1.4 | |
| 5/30 20:40 | 102.1 | ↑1.3 | |
| 5/30 20:50 | 103.2 | ↑1.1 | |
| 5/30 21:00 | 104.1 | ↑0.9 | |
| 5/30 21:10 | 104.8 | ↑0.7 | |
| 5/30 21:20 | 105.3 | ↑0.5 | |
| 5/30 21:30 | 105.6 | ↑0.3 | |
| 5/30 21:40 | 105.7 | ↑0.1 | 満潮 |
| 5/30 21:50 | 105.7 | 0 | |
| 5/30 22:00 | 105.4 | ↓-0.3 | |
| 5/30 22:10 | 105.0 | ↓-0.4 | |
| 5/30 22:20 | 104.5 | ↓-0.5 | |
| 5/30 22:30 | 103.8 | ↓-0.7 | |
| 5/30 22:40 | 103.0 | ↓-0.8 | |
| 5/30 22:50 | 102.0 | ↓-1.0 | |
| 5/30 23:00 | 101.0 | ↓-1.0 | |
| 5/30 23:10 | 99.8 | ↓-1.2 | |
| 5/30 23:20 | 98.6 | ↓-1.2 | |
| 5/30 23:30 | 97.3 | ↓-1.3 | |
| 5/30 23:40 | 96.0 | ↓-1.3 | |
| 5/30 23:50 | 94.7 | ↓-1.3 |