| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(金) |
03:05 | 10:29 | 17:40 | 22:23 |
| 133cm | -3cm | 120cm | 85cm | |
|
||||
日立（茨城）2027年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 100.1 | ↑2.4 | |
| 5/21 00:10 | 102.5 | ↑2.4 | |
| 5/21 00:20 | 105.0 | ↑2.5 | |
| 5/21 00:30 | 107.6 | ↑2.6 | |
| 5/21 00:40 | 110.1 | ↑2.5 | |
| 5/21 00:50 | 112.6 | ↑2.5 | |
| 5/21 01:00 | 115.1 | ↑2.5 | |
| 5/21 01:10 | 117.5 | ↑2.4 | |
| 5/21 01:20 | 119.8 | ↑2.3 | |
| 5/21 01:30 | 122.0 | ↑2.2 | |
| 5/21 01:40 | 124.1 | ↑2.1 | |
| 5/21 01:50 | 125.9 | ↑1.8 | |
| 5/21 02:00 | 127.6 | ↑1.7 | |
| 5/21 02:10 | 129.1 | ↑1.5 | |
| 5/21 02:20 | 130.3 | ↑1.2 | |
| 5/21 02:30 | 131.3 | ↑1.0 | |
| 5/21 02:40 | 132.1 | ↑0.8 | |
| 5/21 02:50 | 132.6 | ↑0.5 | |
| 5/21 03:00 | 132.8 | ↑0.2 | 満潮 |
| 5/21 03:10 | 132.8 | 0 | |
| 5/21 03:20 | 132.5 | ↓-0.3 | |
| 5/21 03:30 | 131.9 | ↓-0.6 | |
| 5/21 03:40 | 131.0 | ↓-0.9 | |
| 5/21 03:50 | 129.9 | ↓-1.1 | |
| 5/21 04:00 | 128.4 | ↓-1.5 | |
| 5/21 04:10 | 126.7 | ↓-1.7 | |
| 5/21 04:20 | 124.7 | ↓-2.0 | |
| 5/21 04:30 | 122.3 | ↓-2.4 | |
| 5/21 04:40 | 119.7 | ↓-2.6 | |
| 5/21 04:50 | 116.8 | ↓-2.9 | |
| 5/21 05:00 | 113.7 | ↓-3.1 | |
| 5/21 05:10 | 110.3 | ↓-3.4 | |
| 5/21 05:20 | 106.6 | ↓-3.7 | |
| 5/21 05:30 | 102.7 | ↓-3.9 | |
| 5/21 05:40 | 98.5 | ↓-4.2 | |
| 5/21 05:50 | 94.2 | ↓-4.3 | |
| 5/21 06:00 | 89.7 | ↓-4.5 | |
| 5/21 06:10 | 85.0 | ↓-4.7 | |
| 5/21 06:20 | 80.2 | ↓-4.8 | |
| 5/21 06:30 | 75.3 | ↓-4.9 | |
| 5/21 06:40 | 70.4 | ↓-4.9 | |
| 5/21 06:50 | 65.4 | ↓-5.0 | 最大潮位差 |
| 5/21 07:00 | 60.4 | ↓-5.0 | 最大潮位差 |
| 5/21 07:10 | 55.4 | ↓-5.0 | 最大潮位差 |
| 5/21 07:20 | 50.5 | ↓-4.9 | |
| 5/21 07:30 | 45.6 | ↓-4.9 | |
| 5/21 07:40 | 40.9 | ↓-4.7 | |
| 5/21 07:50 | 36.3 | ↓-4.6 | |
| 5/21 08:00 | 31.9 | ↓-4.4 | |
| 5/21 08:10 | 27.7 | ↓-4.2 | |
| 5/21 08:20 | 23.7 | ↓-4.0 | |
| 5/21 08:30 | 19.9 | ↓-3.8 | |
| 5/21 08:40 | 16.3 | ↓-3.6 | |
| 5/21 08:50 | 13.0 | ↓-3.3 | |
| 5/21 09:00 | 10.0 | ↓-3.0 | |
| 5/21 09:10 | 7.3 | ↓-2.7 | |
| 5/21 09:20 | 4.9 | ↓-2.4 | |
| 5/21 09:30 | 2.8 | ↓-2.1 | |
| 5/21 09:40 | 1.0 | ↓-1.8 | |
| 5/21 09:50 | -0.5 | ↓-1.5 | |
| 5/21 10:00 | -1.7 | ↓-1.2 | |
| 5/21 10:10 | -2.5 | ↓-0.8 | |
| 5/21 10:20 | -2.9 | ↓-0.4 | 干潮 |
| 5/21 10:30 | -3.0 | ↓-0.1 | |
| 5/21 10:40 | -2.8 | ↑0.2 | |
| 5/21 10:50 | -2.2 | ↑0.6 | |
| 5/21 11:00 | -1.2 | ↑1.0 | |
| 5/21 11:10 | 0.1 | ↑1.3 | |
| 5/21 11:20 | 1.7 | ↑1.6 | |
| 5/21 11:30 | 3.7 | ↑2.0 | |
| 5/21 11:40 | 6.0 | ↑2.3 | |
| 5/21 11:50 | 8.6 | ↑2.6 | |
| 5/21 12:00 | 11.5 | ↑2.9 | |
| 5/21 12:10 | 14.7 | ↑3.2 | |
| 5/21 12:20 | 18.2 | ↑3.5 | |
| 5/21 12:30 | 21.9 | ↑3.7 | |
| 5/21 12:40 | 25.8 | ↑3.9 | |
| 5/21 12:50 | 29.8 | ↑4.0 | |
| 5/21 13:00 | 34.1 | ↑4.3 | |
| 5/21 13:10 | 38.4 | ↑4.3 | |
| 5/21 13:20 | 42.8 | ↑4.4 | |
| 5/21 13:30 | 47.4 | ↑4.6 | |
| 5/21 13:40 | 51.9 | ↑4.5 | |
| 5/21 13:50 | 56.4 | ↑4.5 | |
| 5/21 14:00 | 61.0 | ↑4.6 | |
| 5/21 14:10 | 65.5 | ↑4.5 | |
| 5/21 14:20 | 69.9 | ↑4.4 | |
| 5/21 14:30 | 74.2 | ↑4.3 | |
| 5/21 14:40 | 78.4 | ↑4.2 | |
| 5/21 14:50 | 82.5 | ↑4.1 | |
| 5/21 15:00 | 86.5 | ↑4.0 | |
| 5/21 15:10 | 90.2 | ↑3.7 | |
| 5/21 15:20 | 93.8 | ↑3.6 | |
| 5/21 15:30 | 97.3 | ↑3.5 | |
| 5/21 15:40 | 100.5 | ↑3.2 | |
| 5/21 15:50 | 103.5 | ↑3.0 | |
| 5/21 16:00 | 106.2 | ↑2.7 | |
| 5/21 16:10 | 108.8 | ↑2.6 | |
| 5/21 16:20 | 111.1 | ↑2.3 | |
| 5/21 16:30 | 113.1 | ↑2.0 | |
| 5/21 16:40 | 114.8 | ↑1.7 | |
| 5/21 16:50 | 116.3 | ↑1.5 | |
| 5/21 17:00 | 117.6 | ↑1.3 | |
| 5/21 17:10 | 118.5 | ↑0.9 | |
| 5/21 17:20 | 119.2 | ↑0.7 | |
| 5/21 17:30 | 119.6 | ↑0.4 | 満潮 |
| 5/21 17:40 | 119.7 | ↑0.1 | 満潮 |
| 5/21 17:50 | 119.5 | ↓-0.2 | |
| 5/21 18:00 | 119.1 | ↓-0.4 | |
| 5/21 18:10 | 118.4 | ↓-0.7 | |
| 5/21 18:20 | 117.6 | ↓-0.8 | |
| 5/21 18:30 | 116.5 | ↓-1.1 | |
| 5/21 18:40 | 115.2 | ↓-1.3 | |
| 5/21 18:50 | 113.7 | ↓-1.5 | |
| 5/21 19:00 | 112.1 | ↓-1.6 | |
| 5/21 19:10 | 110.4 | ↓-1.7 | |
| 5/21 19:20 | 108.6 | ↓-1.8 | |
| 5/21 19:30 | 106.7 | ↓-1.9 | |
| 5/21 19:40 | 104.8 | ↓-1.9 | |
| 5/21 19:50 | 102.8 | ↓-2.0 | |
| 5/21 20:00 | 100.9 | ↓-1.9 | |
| 5/21 20:10 | 99.0 | ↓-1.9 | |
| 5/21 20:20 | 97.2 | ↓-1.8 | |
| 5/21 20:30 | 95.4 | ↓-1.8 | |
| 5/21 20:40 | 93.7 | ↓-1.7 | |
| 5/21 20:50 | 92.1 | ↓-1.6 | |
| 5/21 21:00 | 90.6 | ↓-1.5 | |
| 5/21 21:10 | 89.3 | ↓-1.3 | |
| 5/21 21:20 | 88.1 | ↓-1.2 | |
| 5/21 21:30 | 87.1 | ↓-1.0 | |
| 5/21 21:40 | 86.2 | ↓-0.9 | |
| 5/21 21:50 | 85.5 | ↓-0.7 | |
| 5/21 22:00 | 85.0 | ↓-0.5 | |
| 5/21 22:10 | 84.7 | ↓-0.3 | |
| 5/21 22:20 | 84.6 | ↓-0.1 | 干潮 |
| 5/21 22:30 | 84.6 | 0 | |
| 5/21 22:40 | 84.9 | ↑0.3 | |
| 5/21 22:50 | 85.4 | ↑0.5 | |
| 5/21 23:00 | 86.0 | ↑0.6 | |
| 5/21 23:10 | 86.9 | ↑0.9 | |
| 5/21 23:20 | 88.0 | ↑1.1 | |
| 5/21 23:30 | 89.2 | ↑1.2 | |
| 5/21 23:40 | 90.7 | ↑1.5 | |
| 5/21 23:50 | 92.4 | ↑1.7 |