| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(木) |
01:45 | 09:00 | 15:59 | 20:51 |
| 126cm | 17cm | 115cm | 83cm | |
|
||||
日立（茨城）2030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 | 115.2 | ↑1.8 | |
| 5/30 00:10 | 116.9 | ↑1.7 | |
| 5/30 00:20 | 118.5 | ↑1.6 | |
| 5/30 00:30 | 120.0 | ↑1.5 | |
| 5/30 00:40 | 121.3 | ↑1.3 | |
| 5/30 00:50 | 122.4 | ↑1.1 | |
| 5/30 01:00 | 123.4 | ↑1.0 | |
| 5/30 01:10 | 124.1 | ↑0.7 | |
| 5/30 01:20 | 124.7 | ↑0.6 | |
| 5/30 01:30 | 125.1 | ↑0.4 | |
| 5/30 01:40 | 125.3 | ↑0.2 | 満潮 |
| 5/30 01:50 | 125.3 | 0 | |
| 5/30 02:00 | 125.0 | ↓-0.3 | |
| 5/30 02:10 | 124.6 | ↓-0.4 | |
| 5/30 02:20 | 123.9 | ↓-0.7 | |
| 5/30 02:30 | 123.0 | ↓-0.9 | |
| 5/30 02:40 | 121.8 | ↓-1.2 | |
| 5/30 02:50 | 120.4 | ↓-1.4 | |
| 5/30 03:00 | 118.8 | ↓-1.6 | |
| 5/30 03:10 | 116.9 | ↓-1.9 | |
| 5/30 03:20 | 114.8 | ↓-2.1 | |
| 5/30 03:30 | 112.4 | ↓-2.4 | |
| 5/30 03:40 | 109.8 | ↓-2.6 | |
| 5/30 03:50 | 107.0 | ↓-2.8 | |
| 5/30 04:00 | 104.0 | ↓-3.0 | |
| 5/30 04:10 | 100.8 | ↓-3.2 | |
| 5/30 04:20 | 97.3 | ↓-3.5 | |
| 5/30 04:30 | 93.7 | ↓-3.6 | |
| 5/30 04:40 | 90.0 | ↓-3.7 | |
| 5/30 04:50 | 86.1 | ↓-3.9 | |
| 5/30 05:00 | 82.1 | ↓-4.0 | |
| 5/30 05:10 | 78.1 | ↓-4.0 | |
| 5/30 05:20 | 74.0 | ↓-4.1 | |
| 5/30 05:30 | 69.9 | ↓-4.1 | |
| 5/30 05:40 | 65.7 | ↓-4.2 | 最大潮位差 |
| 5/30 05:50 | 61.6 | ↓-4.1 | |
| 5/30 06:00 | 57.6 | ↓-4.0 | |
| 5/30 06:10 | 53.6 | ↓-4.0 | |
| 5/30 06:20 | 49.8 | ↓-3.8 | |
| 5/30 06:30 | 46.0 | ↓-3.8 | |
| 5/30 06:40 | 42.5 | ↓-3.5 | |
| 5/30 06:50 | 39.0 | ↓-3.5 | |
| 5/30 07:00 | 35.8 | ↓-3.2 | |
| 5/30 07:10 | 32.8 | ↓-3.0 | |
| 5/30 07:20 | 30.0 | ↓-2.8 | |
| 5/30 07:30 | 27.4 | ↓-2.6 | |
| 5/30 07:40 | 25.1 | ↓-2.3 | |
| 5/30 07:50 | 23.0 | ↓-2.1 | |
| 5/30 08:00 | 21.2 | ↓-1.8 | |
| 5/30 08:10 | 19.6 | ↓-1.6 | |
| 5/30 08:20 | 18.3 | ↓-1.3 | |
| 5/30 08:30 | 17.3 | ↓-1.0 | |
| 5/30 08:40 | 16.6 | ↓-0.7 | |
| 5/30 08:50 | 16.2 | ↓-0.4 | 干潮 |
| 5/30 09:00 | 16.1 | ↓-0.1 | 干潮 |
| 5/30 09:10 | 16.3 | ↑0.2 | |
| 5/30 09:20 | 16.8 | ↑0.5 | |
| 5/30 09:30 | 17.6 | ↑0.8 | |
| 5/30 09:40 | 18.7 | ↑1.1 | |
| 5/30 09:50 | 20.1 | ↑1.4 | |
| 5/30 10:00 | 21.8 | ↑1.7 | |
| 5/30 10:10 | 23.8 | ↑2.0 | |
| 5/30 10:20 | 26.0 | ↑2.2 | |
| 5/30 10:30 | 28.5 | ↑2.5 | |
| 5/30 10:40 | 31.3 | ↑2.8 | |
| 5/30 10:50 | 34.2 | ↑2.9 | |
| 5/30 11:00 | 37.3 | ↑3.1 | |
| 5/30 11:10 | 40.6 | ↑3.3 | |
| 5/30 11:20 | 44.1 | ↑3.5 | |
| 5/30 11:30 | 47.7 | ↑3.6 | |
| 5/30 11:40 | 51.3 | ↑3.6 | |
| 5/30 11:50 | 55.0 | ↑3.7 | |
| 5/30 12:00 | 58.8 | ↑3.8 | |
| 5/30 12:10 | 62.6 | ↑3.8 | |
| 5/30 12:20 | 66.3 | ↑3.7 | |
| 5/30 12:30 | 70.1 | ↑3.8 | |
| 5/30 12:40 | 73.7 | ↑3.6 | |
| 5/30 12:50 | 77.3 | ↑3.6 | |
| 5/30 13:00 | 80.8 | ↑3.5 | |
| 5/30 13:10 | 84.2 | ↑3.4 | |
| 5/30 13:20 | 87.5 | ↑3.3 | |
| 5/30 13:30 | 90.6 | ↑3.1 | |
| 5/30 13:40 | 93.6 | ↑3.0 | |
| 5/30 13:50 | 96.5 | ↑2.9 | |
| 5/30 14:00 | 99.1 | ↑2.6 | |
| 5/30 14:10 | 101.6 | ↑2.5 | |
| 5/30 14:20 | 103.9 | ↑2.3 | |
| 5/30 14:30 | 106.0 | ↑2.1 | |
| 5/30 14:40 | 107.9 | ↑1.9 | |
| 5/30 14:50 | 109.5 | ↑1.6 | |
| 5/30 15:00 | 111.0 | ↑1.5 | |
| 5/30 15:10 | 112.2 | ↑1.2 | |
| 5/30 15:20 | 113.2 | ↑1.0 | |
| 5/30 15:30 | 114.0 | ↑0.8 | |
| 5/30 15:40 | 114.6 | ↑0.6 | |
| 5/30 15:50 | 114.9 | ↑0.3 | 満潮 |
| 5/30 16:00 | 114.9 | 0 | |
| 5/30 16:10 | 114.8 | ↓-0.1 | |
| 5/30 16:20 | 114.4 | ↓-0.4 | |
| 5/30 16:30 | 113.8 | ↓-0.6 | |
| 5/30 16:40 | 113.0 | ↓-0.8 | |
| 5/30 16:50 | 112.0 | ↓-1.0 | |
| 5/30 17:00 | 110.9 | ↓-1.1 | |
| 5/30 17:10 | 109.6 | ↓-1.3 | |
| 5/30 17:20 | 108.2 | ↓-1.4 | |
| 5/30 17:30 | 106.7 | ↓-1.5 | |
| 5/30 17:40 | 105.1 | ↓-1.6 | |
| 5/30 17:50 | 103.4 | ↓-1.7 | |
| 5/30 18:00 | 101.7 | ↓-1.7 | |
| 5/30 18:10 | 100.0 | ↓-1.7 | |
| 5/30 18:20 | 98.2 | ↓-1.8 | |
| 5/30 18:30 | 96.5 | ↓-1.7 | |
| 5/30 18:40 | 94.9 | ↓-1.6 | |
| 5/30 18:50 | 93.3 | ↓-1.6 | |
| 5/30 19:00 | 91.8 | ↓-1.5 | |
| 5/30 19:10 | 90.4 | ↓-1.4 | |
| 5/30 19:20 | 89.0 | ↓-1.4 | |
| 5/30 19:30 | 87.8 | ↓-1.2 | |
| 5/30 19:40 | 86.7 | ↓-1.1 | |
| 5/30 19:50 | 85.8 | ↓-0.9 | |
| 5/30 20:00 | 84.9 | ↓-0.9 | |
| 5/30 20:10 | 84.2 | ↓-0.7 | |
| 5/30 20:20 | 83.7 | ↓-0.5 | |
| 5/30 20:30 | 83.3 | ↓-0.4 | |
| 5/30 20:40 | 83.0 | ↓-0.3 | |
| 5/30 20:50 | 83.0 | 0 | 干潮 |
| 5/30 21:00 | 83.0 | 0 | |
| 5/30 21:10 | 83.3 | ↑0.3 | |
| 5/30 21:20 | 83.7 | ↑0.4 | |
| 5/30 21:30 | 84.3 | ↑0.6 | |
| 5/30 21:40 | 85.0 | ↑0.7 | |
| 5/30 21:50 | 86.0 | ↑1.0 | |
| 5/30 22:00 | 87.1 | ↑1.1 | |
| 5/30 22:10 | 88.3 | ↑1.2 | |
| 5/30 22:20 | 89.7 | ↑1.4 | |
| 5/30 22:30 | 91.3 | ↑1.6 | |
| 5/30 22:40 | 93.0 | ↑1.7 | |
| 5/30 22:50 | 94.8 | ↑1.8 | |
| 5/30 23:00 | 96.8 | ↑2.0 | |
| 5/30 23:10 | 98.8 | ↑2.0 | |
| 5/30 23:20 | 100.9 | ↑2.1 | |
| 5/30 23:30 | 103.1 | ↑2.2 | |
| 5/30 23:40 | 105.3 | ↑2.2 | |
| 5/30 23:50 | 107.5 | ↑2.2 |