| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(火) |
03:06 | 10:09 | 17:04 | 22:21 |
| 140cm | 21cm | 137cm | 87cm | |
|
||||
日立（茨城）2030年07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 |
|---|---|---|---|
| 7/30 00:00 | 109.1 | ↑2.3 | |
| 7/30 00:10 | 111.4 | ↑2.3 | |
| 7/30 00:20 | 113.7 | ↑2.3 | |
| 7/30 00:30 | 116.1 | ↑2.4 | |
| 7/30 00:40 | 118.5 | ↑2.4 | |
| 7/30 00:50 | 120.9 | ↑2.4 | |
| 7/30 01:00 | 123.2 | ↑2.3 | |
| 7/30 01:10 | 125.4 | ↑2.2 | |
| 7/30 01:20 | 127.6 | ↑2.2 | |
| 7/30 01:30 | 129.6 | ↑2.0 | |
| 7/30 01:40 | 131.4 | ↑1.8 | |
| 7/30 01:50 | 133.2 | ↑1.8 | |
| 7/30 02:00 | 134.7 | ↑1.5 | |
| 7/30 02:10 | 136.1 | ↑1.4 | |
| 7/30 02:20 | 137.2 | ↑1.1 | |
| 7/30 02:30 | 138.2 | ↑1.0 | |
| 7/30 02:40 | 138.9 | ↑0.7 | |
| 7/30 02:50 | 139.4 | ↑0.5 | |
| 7/30 03:00 | 139.7 | ↑0.3 | 満潮 |
| 7/30 03:10 | 139.7 | 0 | |
| 7/30 03:20 | 139.4 | ↓-0.3 | |
| 7/30 03:30 | 138.9 | ↓-0.5 | |
| 7/30 03:40 | 138.1 | ↓-0.8 | |
| 7/30 03:50 | 137.0 | ↓-1.1 | |
| 7/30 04:00 | 135.7 | ↓-1.3 | |
| 7/30 04:10 | 134.1 | ↓-1.6 | |
| 7/30 04:20 | 132.2 | ↓-1.9 | |
| 7/30 04:30 | 130.0 | ↓-2.2 | |
| 7/30 04:40 | 127.6 | ↓-2.4 | |
| 7/30 04:50 | 124.8 | ↓-2.8 | |
| 7/30 05:00 | 121.8 | ↓-3.0 | |
| 7/30 05:10 | 118.6 | ↓-3.2 | |
| 7/30 05:20 | 115.1 | ↓-3.5 | |
| 7/30 05:30 | 111.4 | ↓-3.7 | |
| 7/30 05:40 | 107.4 | ↓-4.0 | |
| 7/30 05:50 | 103.3 | ↓-4.1 | |
| 7/30 06:00 | 99.1 | ↓-4.2 | |
| 7/30 06:10 | 94.7 | ↓-4.4 | |
| 7/30 06:20 | 90.2 | ↓-4.5 | |
| 7/30 06:30 | 85.6 | ↓-4.6 | 最大潮位差 |
| 7/30 06:40 | 81.0 | ↓-4.6 | 最大潮位差 |
| 7/30 06:50 | 76.4 | ↓-4.6 | 最大潮位差 |
| 7/30 07:00 | 71.8 | ↓-4.6 | 最大潮位差 |
| 7/30 07:10 | 67.3 | ↓-4.5 | |
| 7/30 07:20 | 62.8 | ↓-4.5 | |
| 7/30 07:30 | 58.5 | ↓-4.3 | |
| 7/30 07:40 | 54.3 | ↓-4.2 | |
| 7/30 07:50 | 50.2 | ↓-4.1 | |
| 7/30 08:00 | 46.4 | ↓-3.8 | |
| 7/30 08:10 | 42.7 | ↓-3.7 | |
| 7/30 08:20 | 39.3 | ↓-3.4 | |
| 7/30 08:30 | 36.1 | ↓-3.2 | |
| 7/30 08:40 | 33.2 | ↓-2.9 | |
| 7/30 08:50 | 30.5 | ↓-2.7 | |
| 7/30 09:00 | 28.2 | ↓-2.3 | |
| 7/30 09:10 | 26.1 | ↓-2.1 | |
| 7/30 09:20 | 24.3 | ↓-1.8 | |
| 7/30 09:30 | 22.9 | ↓-1.4 | |
| 7/30 09:40 | 21.8 | ↓-1.1 | |
| 7/30 09:50 | 21.0 | ↓-0.8 | |
| 7/30 10:00 | 20.5 | ↓-0.5 | 干潮 |
| 7/30 10:10 | 20.4 | ↓-0.1 | |
| 7/30 10:20 | 20.6 | ↑0.2 | |
| 7/30 10:30 | 21.2 | ↑0.6 | |
| 7/30 10:40 | 22.2 | ↑1.0 | |
| 7/30 10:50 | 23.4 | ↑1.2 | |
| 7/30 11:00 | 25.1 | ↑1.7 | |
| 7/30 11:10 | 27.0 | ↑1.9 | |
| 7/30 11:20 | 29.3 | ↑2.3 | |
| 7/30 11:30 | 32.0 | ↑2.7 | |
| 7/30 11:40 | 34.9 | ↑2.9 | |
| 7/30 11:50 | 38.1 | ↑3.2 | |
| 7/30 12:00 | 41.5 | ↑3.4 | |
| 7/30 12:10 | 45.2 | ↑3.7 | |
| 7/30 12:20 | 49.1 | ↑3.9 | |
| 7/30 12:30 | 53.1 | ↑4.0 | |
| 7/30 12:40 | 57.3 | ↑4.2 | |
| 7/30 12:50 | 61.7 | ↑4.4 | |
| 7/30 13:00 | 66.1 | ↑4.4 | |
| 7/30 13:10 | 70.5 | ↑4.4 | |
| 7/30 13:20 | 75.0 | ↑4.5 | |
| 7/30 13:30 | 79.5 | ↑4.5 | |
| 7/30 13:40 | 83.9 | ↑4.4 | |
| 7/30 13:50 | 88.3 | ↑4.4 | |
| 7/30 14:00 | 92.6 | ↑4.3 | |
| 7/30 14:10 | 96.8 | ↑4.2 | |
| 7/30 14:20 | 100.9 | ↑4.1 | |
| 7/30 14:30 | 104.8 | ↑3.9 | |
| 7/30 14:40 | 108.5 | ↑3.7 | |
| 7/30 14:50 | 112.1 | ↑3.6 | |
| 7/30 15:00 | 115.5 | ↑3.4 | |
| 7/30 15:10 | 118.6 | ↑3.1 | |
| 7/30 15:20 | 121.6 | ↑3.0 | |
| 7/30 15:30 | 124.3 | ↑2.7 | |
| 7/30 15:40 | 126.8 | ↑2.5 | |
| 7/30 15:50 | 129.0 | ↑2.2 | |
| 7/30 16:00 | 130.9 | ↑1.9 | |
| 7/30 16:10 | 132.6 | ↑1.7 | |
| 7/30 16:20 | 134.0 | ↑1.4 | |
| 7/30 16:30 | 135.1 | ↑1.1 | |
| 7/30 16:40 | 135.9 | ↑0.8 | |
| 7/30 16:50 | 136.5 | ↑0.6 | |
| 7/30 17:00 | 136.7 | ↑0.2 | 満潮 |
| 7/30 17:10 | 136.6 | ↓-0.1 | |
| 7/30 17:20 | 136.3 | ↓-0.3 | |
| 7/30 17:30 | 135.7 | ↓-0.6 | |
| 7/30 17:40 | 134.8 | ↓-0.9 | |
| 7/30 17:50 | 133.6 | ↓-1.2 | |
| 7/30 18:00 | 132.2 | ↓-1.4 | |
| 7/30 18:10 | 130.6 | ↓-1.6 | |
| 7/30 18:20 | 128.8 | ↓-1.8 | |
| 7/30 18:30 | 126.8 | ↓-2.0 | |
| 7/30 18:40 | 124.6 | ↓-2.2 | |
| 7/30 18:50 | 122.4 | ↓-2.2 | |
| 7/30 19:00 | 120.0 | ↓-2.4 | |
| 7/30 19:10 | 117.5 | ↓-2.5 | |
| 7/30 19:20 | 115.0 | ↓-2.5 | |
| 7/30 19:30 | 112.5 | ↓-2.5 | |
| 7/30 19:40 | 110.0 | ↓-2.5 | |
| 7/30 19:50 | 107.6 | ↓-2.4 | |
| 7/30 20:00 | 105.2 | ↓-2.4 | |
| 7/30 20:10 | 102.8 | ↓-2.4 | |
| 7/30 20:20 | 100.6 | ↓-2.2 | |
| 7/30 20:30 | 98.5 | ↓-2.1 | |
| 7/30 20:40 | 96.5 | ↓-2.0 | |
| 7/30 20:50 | 94.7 | ↓-1.8 | |
| 7/30 21:00 | 93.0 | ↓-1.7 | |
| 7/30 21:10 | 91.4 | ↓-1.6 | |
| 7/30 21:20 | 90.1 | ↓-1.3 | |
| 7/30 21:30 | 88.9 | ↓-1.2 | |
| 7/30 21:40 | 88.0 | ↓-0.9 | |
| 7/30 21:50 | 87.2 | ↓-0.8 | |
| 7/30 22:00 | 86.7 | ↓-0.5 | |
| 7/30 22:10 | 86.3 | ↓-0.4 | |
| 7/30 22:20 | 86.2 | ↓-0.1 | 干潮 |
| 7/30 22:30 | 86.3 | ↑0.1 | |
| 7/30 22:40 | 86.7 | ↑0.4 | |
| 7/30 22:50 | 87.3 | ↑0.6 | |
| 7/30 23:00 | 88.1 | ↑0.8 | |
| 7/30 23:10 | 89.2 | ↑1.1 | |
| 7/30 23:20 | 90.5 | ↑1.3 | |
| 7/30 23:30 | 92.0 | ↑1.5 | |
| 7/30 23:40 | 93.7 | ↑1.7 | |
| 7/30 23:50 | 95.6 | ↑1.9 |