| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(火) |
04:02 | 11:10 | 18:08 | 23:21 |
| 140cm | 20cm | 135cm | 85cm | |
|
||||
日立（茨城）2027年07月20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 |
|---|---|---|---|
| 7/20 00:00 | 94.7 | ↑1.6 | |
| 7/20 00:10 | 96.4 | ↑1.7 | |
| 7/20 00:20 | 98.3 | ↑1.9 | |
| 7/20 00:30 | 100.4 | ↑2.1 | |
| 7/20 00:40 | 102.6 | ↑2.2 | |
| 7/20 00:50 | 105.0 | ↑2.4 | |
| 7/20 01:00 | 107.5 | ↑2.5 | |
| 7/20 01:10 | 110.0 | ↑2.5 | |
| 7/20 01:20 | 112.5 | ↑2.5 | |
| 7/20 01:30 | 115.1 | ↑2.6 | |
| 7/20 01:40 | 117.7 | ↑2.6 | |
| 7/20 01:50 | 120.2 | ↑2.5 | |
| 7/20 02:00 | 122.7 | ↑2.5 | |
| 7/20 02:10 | 125.1 | ↑2.4 | |
| 7/20 02:20 | 127.4 | ↑2.3 | |
| 7/20 02:30 | 129.5 | ↑2.1 | |
| 7/20 02:40 | 131.5 | ↑2.0 | |
| 7/20 02:50 | 133.2 | ↑1.7 | |
| 7/20 03:00 | 134.8 | ↑1.6 | |
| 7/20 03:10 | 136.2 | ↑1.4 | |
| 7/20 03:20 | 137.4 | ↑1.2 | |
| 7/20 03:30 | 138.3 | ↑0.9 | |
| 7/20 03:40 | 139.0 | ↑0.7 | |
| 7/20 03:50 | 139.4 | ↑0.4 | |
| 7/20 04:00 | 139.6 | ↑0.2 | 満潮 |
| 7/20 04:10 | 139.5 | ↓-0.1 | |
| 7/20 04:20 | 139.1 | ↓-0.4 | |
| 7/20 04:30 | 138.5 | ↓-0.6 | |
| 7/20 04:40 | 137.6 | ↓-0.9 | |
| 7/20 04:50 | 136.3 | ↓-1.3 | |
| 7/20 05:00 | 134.8 | ↓-1.5 | |
| 7/20 05:10 | 133.0 | ↓-1.8 | |
| 7/20 05:20 | 131.0 | ↓-2.0 | |
| 7/20 05:30 | 128.6 | ↓-2.4 | |
| 7/20 05:40 | 126.0 | ↓-2.6 | |
| 7/20 05:50 | 123.1 | ↓-2.9 | |
| 7/20 06:00 | 119.9 | ↓-3.2 | |
| 7/20 06:10 | 116.5 | ↓-3.4 | |
| 7/20 06:20 | 112.9 | ↓-3.6 | |
| 7/20 06:30 | 109.1 | ↓-3.8 | |
| 7/20 06:40 | 105.0 | ↓-4.1 | |
| 7/20 06:50 | 100.9 | ↓-4.1 | |
| 7/20 07:00 | 96.6 | ↓-4.3 | |
| 7/20 07:10 | 92.1 | ↓-4.5 | |
| 7/20 07:20 | 87.6 | ↓-4.5 | |
| 7/20 07:30 | 83.1 | ↓-4.5 | |
| 7/20 07:40 | 78.5 | ↓-4.6 | 最大潮位差 |
| 7/20 07:50 | 73.9 | ↓-4.6 | 最大潮位差 |
| 7/20 08:00 | 69.4 | ↓-4.5 | |
| 7/20 08:10 | 65.0 | ↓-4.4 | |
| 7/20 08:20 | 60.6 | ↓-4.4 | |
| 7/20 08:30 | 56.3 | ↓-4.3 | |
| 7/20 08:40 | 52.2 | ↓-4.1 | |
| 7/20 08:50 | 48.3 | ↓-3.9 | |
| 7/20 09:00 | 44.6 | ↓-3.7 | |
| 7/20 09:10 | 41.0 | ↓-3.6 | |
| 7/20 09:20 | 37.7 | ↓-3.3 | |
| 7/20 09:30 | 34.6 | ↓-3.1 | |
| 7/20 09:40 | 31.8 | ↓-2.8 | |
| 7/20 09:50 | 29.2 | ↓-2.6 | |
| 7/20 10:00 | 26.9 | ↓-2.3 | |
| 7/20 10:10 | 24.9 | ↓-2.0 | |
| 7/20 10:20 | 23.1 | ↓-1.8 | |
| 7/20 10:30 | 21.7 | ↓-1.4 | |
| 7/20 10:40 | 20.6 | ↓-1.1 | |
| 7/20 10:50 | 19.8 | ↓-0.8 | |
| 7/20 11:00 | 19.4 | ↓-0.4 | 干潮 |
| 7/20 11:10 | 19.2 | ↓-0.2 | 干潮 |
| 7/20 11:20 | 19.4 | ↑0.2 | |
| 7/20 11:30 | 20.0 | ↑0.6 | |
| 7/20 11:40 | 20.8 | ↑0.8 | |
| 7/20 11:50 | 22.0 | ↑1.2 | |
| 7/20 12:00 | 23.6 | ↑1.6 | |
| 7/20 12:10 | 25.5 | ↑1.9 | |
| 7/20 12:20 | 27.6 | ↑2.1 | |
| 7/20 12:30 | 30.1 | ↑2.5 | |
| 7/20 12:40 | 32.9 | ↑2.8 | |
| 7/20 12:50 | 35.9 | ↑3.0 | |
| 7/20 13:00 | 39.2 | ↑3.3 | |
| 7/20 13:10 | 42.8 | ↑3.6 | |
| 7/20 13:20 | 46.5 | ↑3.7 | |
| 7/20 13:30 | 50.4 | ↑3.9 | |
| 7/20 13:40 | 54.5 | ↑4.1 | |
| 7/20 13:50 | 58.6 | ↑4.1 | |
| 7/20 14:00 | 62.9 | ↑4.3 | |
| 7/20 14:10 | 67.2 | ↑4.3 | |
| 7/20 14:20 | 71.6 | ↑4.4 | |
| 7/20 14:30 | 76.0 | ↑4.4 | |
| 7/20 14:40 | 80.3 | ↑4.3 | |
| 7/20 14:50 | 84.6 | ↑4.3 | |
| 7/20 15:00 | 88.9 | ↑4.3 | |
| 7/20 15:10 | 93.1 | ↑4.2 | |
| 7/20 15:20 | 97.1 | ↑4.0 | |
| 7/20 15:30 | 101.0 | ↑3.9 | |
| 7/20 15:40 | 104.8 | ↑3.8 | |
| 7/20 15:50 | 108.4 | ↑3.6 | |
| 7/20 16:00 | 111.9 | ↑3.5 | |
| 7/20 16:10 | 115.1 | ↑3.2 | |
| 7/20 16:20 | 118.2 | ↑3.1 | |
| 7/20 16:30 | 121.0 | ↑2.8 | |
| 7/20 16:40 | 123.6 | ↑2.6 | |
| 7/20 16:50 | 125.9 | ↑2.3 | |
| 7/20 17:00 | 128.0 | ↑2.1 | |
| 7/20 17:10 | 129.8 | ↑1.8 | |
| 7/20 17:20 | 131.3 | ↑1.5 | |
| 7/20 17:30 | 132.6 | ↑1.3 | |
| 7/20 17:40 | 133.5 | ↑0.9 | |
| 7/20 17:50 | 134.2 | ↑0.7 | |
| 7/20 18:00 | 134.5 | ↑0.3 | 満潮 |
| 7/20 18:10 | 134.6 | ↑0.1 | |
| 7/20 18:20 | 134.4 | ↓-0.2 | |
| 7/20 18:30 | 133.9 | ↓-0.5 | |
| 7/20 18:40 | 133.1 | ↓-0.8 | |
| 7/20 18:50 | 132.0 | ↓-1.1 | |
| 7/20 19:00 | 130.7 | ↓-1.3 | |
| 7/20 19:10 | 129.2 | ↓-1.5 | |
| 7/20 19:20 | 127.5 | ↓-1.7 | |
| 7/20 19:30 | 125.6 | ↓-1.9 | |
| 7/20 19:40 | 123.5 | ↓-2.1 | |
| 7/20 19:50 | 121.3 | ↓-2.2 | |
| 7/20 20:00 | 118.9 | ↓-2.4 | |
| 7/20 20:10 | 116.5 | ↓-2.4 | |
| 7/20 20:20 | 114.0 | ↓-2.5 | |
| 7/20 20:30 | 111.6 | ↓-2.4 | |
| 7/20 20:40 | 109.1 | ↓-2.5 | |
| 7/20 20:50 | 106.6 | ↓-2.5 | |
| 7/20 21:00 | 104.1 | ↓-2.5 | |
| 7/20 21:10 | 101.8 | ↓-2.3 | |
| 7/20 21:20 | 99.5 | ↓-2.3 | |
| 7/20 21:30 | 97.3 | ↓-2.2 | |
| 7/20 21:40 | 95.3 | ↓-2.0 | |
| 7/20 21:50 | 93.3 | ↓-2.0 | |
| 7/20 22:00 | 91.6 | ↓-1.7 | |
| 7/20 22:10 | 90.0 | ↓-1.6 | |
| 7/20 22:20 | 88.6 | ↓-1.4 | |
| 7/20 22:30 | 87.3 | ↓-1.3 | |
| 7/20 22:40 | 86.3 | ↓-1.0 | |
| 7/20 22:50 | 85.5 | ↓-0.8 | |
| 7/20 23:00 | 84.9 | ↓-0.6 | |
| 7/20 23:10 | 84.6 | ↓-0.3 | |
| 7/20 23:20 | 84.4 | ↓-0.2 | 干潮 |
| 7/20 23:30 | 84.5 | ↑0.1 | |
| 7/20 23:40 | 84.9 | ↑0.4 | |
| 7/20 23:50 | 85.5 | ↑0.6 |