| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(月) |
06:41 | 02:04 | 22:30 | 14:47 |
| 114cm | 97cm | 112cm | 31cm | |
|
||||
日立（茨城）2039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 | 102.3 | ↓-0.8 | |
| 5/30 00:10 | 101.5 | ↓-0.8 | |
| 5/30 00:20 | 100.8 | ↓-0.7 | |
| 5/30 00:30 | 100.1 | ↓-0.7 | |
| 5/30 00:40 | 99.4 | ↓-0.7 | |
| 5/30 00:50 | 98.8 | ↓-0.6 | |
| 5/30 01:00 | 98.3 | ↓-0.5 | |
| 5/30 01:10 | 97.8 | ↓-0.5 | |
| 5/30 01:20 | 97.4 | ↓-0.4 | |
| 5/30 01:30 | 97.1 | ↓-0.3 | |
| 5/30 01:40 | 96.9 | ↓-0.2 | |
| 5/30 01:50 | 96.7 | ↓-0.2 | |
| 5/30 02:00 | 96.6 | ↓-0.1 | 干潮 |
| 5/30 02:10 | 96.7 | ↑0.1 | |
| 5/30 02:20 | 96.8 | ↑0.1 | |
| 5/30 02:30 | 97.0 | ↑0.2 | |
| 5/30 02:40 | 97.3 | ↑0.3 | |
| 5/30 02:50 | 97.6 | ↑0.3 | |
| 5/30 03:00 | 98.1 | ↑0.5 | |
| 5/30 03:10 | 98.7 | ↑0.6 | |
| 5/30 03:20 | 99.3 | ↑0.6 | |
| 5/30 03:30 | 100.0 | ↑0.7 | |
| 5/30 03:40 | 100.8 | ↑0.8 | |
| 5/30 03:50 | 101.6 | ↑0.8 | |
| 5/30 04:00 | 102.5 | ↑0.9 | |
| 5/30 04:10 | 103.4 | ↑0.9 | |
| 5/30 04:20 | 104.4 | ↑1.0 | |
| 5/30 04:30 | 105.3 | ↑0.9 | |
| 5/30 04:40 | 106.3 | ↑1.0 | |
| 5/30 04:50 | 107.2 | ↑0.9 | |
| 5/30 05:00 | 108.2 | ↑1.0 | |
| 5/30 05:10 | 109.0 | ↑0.8 | |
| 5/30 05:20 | 109.9 | ↑0.9 | |
| 5/30 05:30 | 110.7 | ↑0.8 | |
| 5/30 05:40 | 111.4 | ↑0.7 | |
| 5/30 05:50 | 112.0 | ↑0.6 | |
| 5/30 06:00 | 112.5 | ↑0.5 | |
| 5/30 06:10 | 112.9 | ↑0.4 | |
| 5/30 06:20 | 113.2 | ↑0.3 | |
| 5/30 06:30 | 113.4 | ↑0.2 | |
| 5/30 06:40 | 113.5 | ↑0.1 | 満潮 |
| 5/30 06:50 | 113.4 | ↓-0.1 | |
| 5/30 07:00 | 113.2 | ↓-0.2 | |
| 5/30 07:10 | 112.9 | ↓-0.3 | |
| 5/30 07:20 | 112.4 | ↓-0.5 | |
| 5/30 07:30 | 111.8 | ↓-0.6 | |
| 5/30 07:40 | 111.0 | ↓-0.8 | |
| 5/30 07:50 | 110.2 | ↓-0.8 | |
| 5/30 08:00 | 109.1 | ↓-1.1 | |
| 5/30 08:10 | 107.9 | ↓-1.2 | |
| 5/30 08:20 | 106.6 | ↓-1.3 | |
| 5/30 08:30 | 105.1 | ↓-1.5 | |
| 5/30 08:40 | 103.5 | ↓-1.6 | |
| 5/30 08:50 | 101.8 | ↓-1.7 | |
| 5/30 09:00 | 99.9 | ↓-1.9 | |
| 5/30 09:10 | 97.9 | ↓-2.0 | |
| 5/30 09:20 | 95.8 | ↓-2.1 | |
| 5/30 09:30 | 93.5 | ↓-2.3 | |
| 5/30 09:40 | 91.2 | ↓-2.3 | |
| 5/30 09:50 | 88.8 | ↓-2.4 | |
| 5/30 10:00 | 86.2 | ↓-2.6 | |
| 5/30 10:10 | 83.7 | ↓-2.5 | |
| 5/30 10:20 | 81.0 | ↓-2.7 | |
| 5/30 10:30 | 78.3 | ↓-2.7 | |
| 5/30 10:40 | 75.6 | ↓-2.7 | |
| 5/30 10:50 | 72.9 | ↓-2.7 | |
| 5/30 11:00 | 70.1 | ↓-2.8 | 最大潮位差 |
| 5/30 11:10 | 67.3 | ↓-2.8 | 最大潮位差 |
| 5/30 11:20 | 64.6 | ↓-2.7 | |
| 5/30 11:30 | 61.9 | ↓-2.7 | |
| 5/30 11:40 | 59.3 | ↓-2.6 | |
| 5/30 11:50 | 56.7 | ↓-2.6 | |
| 5/30 12:00 | 54.2 | ↓-2.5 | |
| 5/30 12:10 | 51.7 | ↓-2.5 | |
| 5/30 12:20 | 49.4 | ↓-2.3 | |
| 5/30 12:30 | 47.1 | ↓-2.3 | |
| 5/30 12:40 | 44.9 | ↓-2.2 | |
| 5/30 12:50 | 42.9 | ↓-2.0 | |
| 5/30 13:00 | 41.0 | ↓-1.9 | |
| 5/30 13:10 | 39.2 | ↓-1.8 | |
| 5/30 13:20 | 37.6 | ↓-1.6 | |
| 5/30 13:30 | 36.1 | ↓-1.5 | |
| 5/30 13:40 | 34.8 | ↓-1.3 | |
| 5/30 13:50 | 33.7 | ↓-1.1 | |
| 5/30 14:00 | 32.7 | ↓-1.0 | |
| 5/30 14:10 | 31.9 | ↓-0.8 | |
| 5/30 14:20 | 31.3 | ↓-0.6 | |
| 5/30 14:30 | 30.9 | ↓-0.4 | |
| 5/30 14:40 | 30.7 | ↓-0.2 | 干潮 |
| 5/30 14:50 | 30.7 | 0 | |
| 5/30 15:00 | 30.8 | ↑0.1 | |
| 5/30 15:10 | 31.2 | ↑0.4 | |
| 5/30 15:20 | 31.8 | ↑0.6 | |
| 5/30 15:30 | 32.6 | ↑0.8 | |
| 5/30 15:40 | 33.7 | ↑1.1 | |
| 5/30 15:50 | 34.9 | ↑1.2 | |
| 5/30 16:00 | 36.3 | ↑1.4 | |
| 5/30 16:10 | 37.8 | ↑1.5 | |
| 5/30 16:20 | 39.6 | ↑1.8 | |
| 5/30 16:30 | 41.5 | ↑1.9 | |
| 5/30 16:40 | 43.5 | ↑2.0 | |
| 5/30 16:50 | 45.7 | ↑2.2 | |
| 5/30 17:00 | 48.1 | ↑2.4 | |
| 5/30 17:10 | 50.5 | ↑2.4 | |
| 5/30 17:20 | 53.0 | ↑2.5 | |
| 5/30 17:30 | 55.6 | ↑2.6 | |
| 5/30 17:40 | 58.3 | ↑2.7 | |
| 5/30 17:50 | 61.0 | ↑2.7 | |
| 5/30 18:00 | 63.8 | ↑2.8 | 最大潮位差 |
| 5/30 18:10 | 66.6 | ↑2.8 | 最大潮位差 |
| 5/30 18:20 | 69.4 | ↑2.8 | 最大潮位差 |
| 5/30 18:30 | 72.2 | ↑2.8 | 最大潮位差 |
| 5/30 18:40 | 74.9 | ↑2.7 | |
| 5/30 18:50 | 77.7 | ↑2.8 | 最大潮位差 |
| 5/30 19:00 | 80.4 | ↑2.7 | |
| 5/30 19:10 | 83.0 | ↑2.6 | |
| 5/30 19:20 | 85.6 | ↑2.6 | |
| 5/30 19:30 | 88.1 | ↑2.5 | |
| 5/30 19:40 | 90.5 | ↑2.4 | |
| 5/30 19:50 | 92.8 | ↑2.3 | |
| 5/30 20:00 | 95.0 | ↑2.2 | |
| 5/30 20:10 | 97.0 | ↑2.0 | |
| 5/30 20:20 | 99.0 | ↑2.0 | |
| 5/30 20:30 | 100.8 | ↑1.8 | |
| 5/30 20:40 | 102.5 | ↑1.7 | |
| 5/30 20:50 | 104.0 | ↑1.5 | |
| 5/30 21:00 | 105.4 | ↑1.4 | |
| 5/30 21:10 | 106.7 | ↑1.3 | |
| 5/30 21:20 | 107.7 | ↑1.0 | |
| 5/30 21:30 | 108.7 | ↑1.0 | |
| 5/30 21:40 | 109.4 | ↑0.7 | |
| 5/30 21:50 | 110.0 | ↑0.6 | |
| 5/30 22:00 | 110.5 | ↑0.5 | |
| 5/30 22:10 | 110.8 | ↑0.3 | |
| 5/30 22:20 | 111.0 | ↑0.2 | 満潮 |
| 5/30 22:30 | 111.1 | ↑0.1 | 満潮 |
| 5/30 22:40 | 111.0 | ↓-0.1 | |
| 5/30 22:50 | 110.8 | ↓-0.2 | |
| 5/30 23:00 | 110.5 | ↓-0.3 | |
| 5/30 23:10 | 110.1 | ↓-0.4 | |
| 5/30 23:20 | 109.6 | ↓-0.5 | |
| 5/30 23:30 | 109.1 | ↓-0.5 | |
| 5/30 23:40 | 108.4 | ↓-0.7 | |
| 5/30 23:50 | 107.8 | ↓-0.6 |