| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(日) |
01:14 | 08:04 | 14:13 | 19:38 |
| 115cm | 39cm | 95cm | 57cm | |
|
||||
那珂湊（茨城）2038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 | 108.8 | ↑1.6 | |
| 5/30 00:10 | 110.2 | ↑1.4 | |
| 5/30 00:20 | 111.4 | ↑1.2 | |
| 5/30 00:30 | 112.5 | ↑1.1 | |
| 5/30 00:40 | 113.3 | ↑0.8 | |
| 5/30 00:50 | 113.9 | ↑0.6 | |
| 5/30 01:00 | 114.3 | ↑0.4 | |
| 5/30 01:10 | 114.5 | ↑0.2 | 満潮 |
| 5/30 01:20 | 114.5 | 0 | |
| 5/30 01:30 | 114.2 | ↓-0.3 | |
| 5/30 01:40 | 113.7 | ↓-0.5 | |
| 5/30 01:50 | 113.0 | ↓-0.7 | |
| 5/30 02:00 | 112.1 | ↓-0.9 | |
| 5/30 02:10 | 111.0 | ↓-1.1 | |
| 5/30 02:20 | 109.7 | ↓-1.3 | |
| 5/30 02:30 | 108.2 | ↓-1.5 | |
| 5/30 02:40 | 106.5 | ↓-1.7 | |
| 5/30 02:50 | 104.7 | ↓-1.8 | |
| 5/30 03:00 | 102.6 | ↓-2.1 | |
| 5/30 03:10 | 100.4 | ↓-2.2 | |
| 5/30 03:20 | 98.1 | ↓-2.3 | |
| 5/30 03:30 | 95.7 | ↓-2.4 | |
| 5/30 03:40 | 93.1 | ↓-2.6 | |
| 5/30 03:50 | 90.4 | ↓-2.7 | |
| 5/30 04:00 | 87.7 | ↓-2.7 | |
| 5/30 04:10 | 84.8 | ↓-2.9 | |
| 5/30 04:20 | 82.0 | ↓-2.8 | |
| 5/30 04:30 | 79.1 | ↓-2.9 | |
| 5/30 04:40 | 76.1 | ↓-3.0 | 最大潮位差 |
| 5/30 04:50 | 73.2 | ↓-2.9 | |
| 5/30 05:00 | 70.3 | ↓-2.9 | |
| 5/30 05:10 | 67.4 | ↓-2.9 | |
| 5/30 05:20 | 64.6 | ↓-2.8 | |
| 5/30 05:30 | 61.8 | ↓-2.8 | |
| 5/30 05:40 | 59.2 | ↓-2.6 | |
| 5/30 05:50 | 56.6 | ↓-2.6 | |
| 5/30 06:00 | 54.1 | ↓-2.5 | |
| 5/30 06:10 | 51.8 | ↓-2.3 | |
| 5/30 06:20 | 49.6 | ↓-2.2 | |
| 5/30 06:30 | 47.6 | ↓-2.0 | |
| 5/30 06:40 | 45.7 | ↓-1.9 | |
| 5/30 06:50 | 44.1 | ↓-1.6 | |
| 5/30 07:00 | 42.6 | ↓-1.5 | |
| 5/30 07:10 | 41.3 | ↓-1.3 | |
| 5/30 07:20 | 40.3 | ↓-1.0 | |
| 5/30 07:30 | 39.4 | ↓-0.9 | |
| 5/30 07:40 | 38.8 | ↓-0.6 | |
| 5/30 07:50 | 38.4 | ↓-0.4 | |
| 5/30 08:00 | 38.2 | ↓-0.2 | 干潮 |
| 5/30 08:10 | 38.2 | 0 | |
| 5/30 08:20 | 38.5 | ↑0.3 | |
| 5/30 08:30 | 39.0 | ↑0.5 | |
| 5/30 08:40 | 39.7 | ↑0.7 | |
| 5/30 08:50 | 40.6 | ↑0.9 | |
| 5/30 09:00 | 41.7 | ↑1.1 | |
| 5/30 09:10 | 42.9 | ↑1.2 | |
| 5/30 09:20 | 44.4 | ↑1.5 | |
| 5/30 09:30 | 46.0 | ↑1.6 | |
| 5/30 09:40 | 47.8 | ↑1.8 | |
| 5/30 09:50 | 49.7 | ↑1.9 | |
| 5/30 10:00 | 51.8 | ↑2.1 | |
| 5/30 10:10 | 53.9 | ↑2.1 | |
| 5/30 10:20 | 56.2 | ↑2.3 | |
| 5/30 10:30 | 58.5 | ↑2.3 | |
| 5/30 10:40 | 60.8 | ↑2.3 | |
| 5/30 10:50 | 63.2 | ↑2.4 | |
| 5/30 11:00 | 65.6 | ↑2.4 | |
| 5/30 11:10 | 68.1 | ↑2.5 | |
| 5/30 11:20 | 70.4 | ↑2.3 | |
| 5/30 11:30 | 72.8 | ↑2.4 | |
| 5/30 11:40 | 75.1 | ↑2.3 | |
| 5/30 11:50 | 77.4 | ↑2.3 | |
| 5/30 12:00 | 79.5 | ↑2.1 | |
| 5/30 12:10 | 81.6 | ↑2.1 | |
| 5/30 12:20 | 83.5 | ↑1.9 | |
| 5/30 12:30 | 85.3 | ↑1.8 | |
| 5/30 12:40 | 87.0 | ↑1.7 | |
| 5/30 12:50 | 88.5 | ↑1.5 | |
| 5/30 13:00 | 89.9 | ↑1.4 | |
| 5/30 13:10 | 91.1 | ↑1.2 | |
| 5/30 13:20 | 92.2 | ↑1.1 | |
| 5/30 13:30 | 93.0 | ↑0.8 | |
| 5/30 13:40 | 93.7 | ↑0.7 | |
| 5/30 13:50 | 94.2 | ↑0.5 | |
| 5/30 14:00 | 94.5 | ↑0.3 | |
| 5/30 14:10 | 94.6 | ↑0.1 | 満潮 |
| 5/30 14:20 | 94.6 | 0 | |
| 5/30 14:30 | 94.4 | ↓-0.2 | |
| 5/30 14:40 | 93.9 | ↓-0.5 | |
| 5/30 14:50 | 93.4 | ↓-0.5 | |
| 5/30 15:00 | 92.6 | ↓-0.8 | |
| 5/30 15:10 | 91.7 | ↓-0.9 | |
| 5/30 15:20 | 90.7 | ↓-1.0 | |
| 5/30 15:30 | 89.5 | ↓-1.2 | |
| 5/30 15:40 | 88.2 | ↓-1.3 | |
| 5/30 15:50 | 86.8 | ↓-1.4 | |
| 5/30 16:00 | 85.2 | ↓-1.6 | |
| 5/30 16:10 | 83.6 | ↓-1.6 | |
| 5/30 16:20 | 81.9 | ↓-1.7 | |
| 5/30 16:30 | 80.2 | ↓-1.7 | |
| 5/30 16:40 | 78.4 | ↓-1.8 | |
| 5/30 16:50 | 76.6 | ↓-1.8 | |
| 5/30 17:00 | 74.8 | ↓-1.8 | |
| 5/30 17:10 | 72.9 | ↓-1.9 | |
| 5/30 17:20 | 71.1 | ↓-1.8 | |
| 5/30 17:30 | 69.4 | ↓-1.7 | |
| 5/30 17:40 | 67.7 | ↓-1.7 | |
| 5/30 17:50 | 66.0 | ↓-1.7 | |
| 5/30 18:00 | 64.5 | ↓-1.5 | |
| 5/30 18:10 | 63.0 | ↓-1.5 | |
| 5/30 18:20 | 61.7 | ↓-1.3 | |
| 5/30 18:30 | 60.4 | ↓-1.3 | |
| 5/30 18:40 | 59.4 | ↓-1.0 | |
| 5/30 18:50 | 58.4 | ↓-1.0 | |
| 5/30 19:00 | 57.7 | ↓-0.7 | |
| 5/30 19:10 | 57.1 | ↓-0.6 | |
| 5/30 19:20 | 56.7 | ↓-0.4 | |
| 5/30 19:30 | 56.4 | ↓-0.3 | 干潮 |
| 5/30 19:40 | 56.4 | 0 | |
| 5/30 19:50 | 56.6 | ↑0.2 | |
| 5/30 20:00 | 56.9 | ↑0.3 | |
| 5/30 20:10 | 57.5 | ↑0.6 | |
| 5/30 20:20 | 58.3 | ↑0.8 | |
| 5/30 20:30 | 59.2 | ↑0.9 | |
| 5/30 20:40 | 60.4 | ↑1.2 | |
| 5/30 20:50 | 61.7 | ↑1.3 | |
| 5/30 21:00 | 63.2 | ↑1.5 | |
| 5/30 21:10 | 64.9 | ↑1.7 | |
| 5/30 21:20 | 66.7 | ↑1.8 | |
| 5/30 21:30 | 68.7 | ↑2.0 | |
| 5/30 21:40 | 70.8 | ↑2.1 | |
| 5/30 21:50 | 73.0 | ↑2.2 | |
| 5/30 22:00 | 75.4 | ↑2.4 | |
| 5/30 22:10 | 77.8 | ↑2.4 | |
| 5/30 22:20 | 80.3 | ↑2.5 | |
| 5/30 22:30 | 82.9 | ↑2.6 | |
| 5/30 22:40 | 85.4 | ↑2.5 | |
| 5/30 22:50 | 88.0 | ↑2.6 | |
| 5/30 23:00 | 90.6 | ↑2.6 | |
| 5/30 23:10 | 93.2 | ↑2.6 | |
| 5/30 23:20 | 95.7 | ↑2.5 | |
| 5/30 23:30 | 98.2 | ↑2.5 | |
| 5/30 23:40 | 100.6 | ↑2.4 | |
| 5/30 23:50 | 102.8 | ↑2.2 |