| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
05:12 | 00:05 | 20:35 | 12:53 |
| 135cm | 93cm | 113cm | -1cm | |
|
||||
大洗（茨城）2041年05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 |
|---|---|---|---|
| 5/20 00:00 | 92.1 | ↓-0.2 | 干潮 |
| 5/20 00:10 | 92.2 | ↑0.1 | |
| 5/20 00:20 | 92.4 | ↑0.2 | |
| 5/20 00:30 | 92.7 | ↑0.3 | |
| 5/20 00:40 | 93.3 | ↑0.6 | |
| 5/20 00:50 | 94.0 | ↑0.7 | |
| 5/20 01:00 | 94.9 | ↑0.9 | |
| 5/20 01:10 | 96.0 | ↑1.1 | |
| 5/20 01:20 | 97.3 | ↑1.3 | |
| 5/20 01:30 | 98.7 | ↑1.4 | |
| 5/20 01:40 | 100.2 | ↑1.5 | |
| 5/20 01:50 | 101.9 | ↑1.7 | |
| 5/20 02:00 | 103.7 | ↑1.8 | |
| 5/20 02:10 | 105.6 | ↑1.9 | |
| 5/20 02:20 | 107.6 | ↑2.0 | |
| 5/20 02:30 | 109.7 | ↑2.1 | |
| 5/20 02:40 | 111.8 | ↑2.1 | |
| 5/20 02:50 | 114.0 | ↑2.2 | |
| 5/20 03:00 | 116.2 | ↑2.2 | |
| 5/20 03:10 | 118.3 | ↑2.1 | |
| 5/20 03:20 | 120.4 | ↑2.1 | |
| 5/20 03:30 | 122.4 | ↑2.0 | |
| 5/20 03:40 | 124.4 | ↑2.0 | |
| 5/20 03:50 | 126.2 | ↑1.8 | |
| 5/20 04:00 | 127.8 | ↑1.6 | |
| 5/20 04:10 | 129.4 | ↑1.6 | |
| 5/20 04:20 | 130.7 | ↑1.3 | |
| 5/20 04:30 | 131.8 | ↑1.1 | |
| 5/20 04:40 | 132.7 | ↑0.9 | |
| 5/20 04:50 | 133.4 | ↑0.7 | |
| 5/20 05:00 | 133.8 | ↑0.4 | |
| 5/20 05:10 | 134.0 | ↑0.2 | 満潮 |
| 5/20 05:20 | 133.9 | ↓-0.1 | |
| 5/20 05:30 | 133.5 | ↓-0.4 | |
| 5/20 05:40 | 132.9 | ↓-0.6 | |
| 5/20 05:50 | 132.0 | ↓-0.9 | |
| 5/20 06:00 | 130.7 | ↓-1.3 | |
| 5/20 06:10 | 129.2 | ↓-1.5 | |
| 5/20 06:20 | 127.4 | ↓-1.8 | |
| 5/20 06:30 | 125.3 | ↓-2.1 | |
| 5/20 06:40 | 123.0 | ↓-2.3 | |
| 5/20 06:50 | 120.3 | ↓-2.7 | |
| 5/20 07:00 | 117.5 | ↓-2.8 | |
| 5/20 07:10 | 114.3 | ↓-3.2 | |
| 5/20 07:20 | 111.0 | ↓-3.3 | |
| 5/20 07:30 | 107.4 | ↓-3.6 | |
| 5/20 07:40 | 103.6 | ↓-3.8 | |
| 5/20 07:50 | 99.6 | ↓-4.0 | |
| 5/20 08:00 | 95.4 | ↓-4.2 | |
| 5/20 08:10 | 91.1 | ↓-4.3 | |
| 5/20 08:20 | 86.7 | ↓-4.4 | |
| 5/20 08:30 | 82.1 | ↓-4.6 | |
| 5/20 08:40 | 77.5 | ↓-4.6 | |
| 5/20 08:50 | 72.8 | ↓-4.7 | |
| 5/20 09:00 | 68.1 | ↓-4.7 | |
| 5/20 09:10 | 63.3 | ↓-4.8 | 最大潮位差 |
| 5/20 09:20 | 58.6 | ↓-4.7 | |
| 5/20 09:30 | 53.9 | ↓-4.7 | |
| 5/20 09:40 | 49.3 | ↓-4.6 | |
| 5/20 09:50 | 44.8 | ↓-4.5 | |
| 5/20 10:00 | 40.3 | ↓-4.5 | |
| 5/20 10:10 | 36.1 | ↓-4.2 | |
| 5/20 10:20 | 31.9 | ↓-4.2 | |
| 5/20 10:30 | 28.0 | ↓-3.9 | |
| 5/20 10:40 | 24.2 | ↓-3.8 | |
| 5/20 10:50 | 20.6 | ↓-3.6 | |
| 5/20 11:00 | 17.3 | ↓-3.3 | |
| 5/20 11:10 | 14.2 | ↓-3.1 | |
| 5/20 11:20 | 11.4 | ↓-2.8 | |
| 5/20 11:30 | 8.8 | ↓-2.6 | |
| 5/20 11:40 | 6.5 | ↓-2.3 | |
| 5/20 11:50 | 4.5 | ↓-2.0 | |
| 5/20 12:00 | 2.7 | ↓-1.8 | |
| 5/20 12:10 | 1.3 | ↓-1.4 | |
| 5/20 12:20 | 0.1 | ↓-1.2 | |
| 5/20 12:30 | -0.7 | ↓-0.8 | |
| 5/20 12:40 | -1.2 | ↓-0.5 | |
| 5/20 12:50 | -1.4 | ↓-0.2 | 干潮 |
| 5/20 13:00 | -1.4 | 0 | |
| 5/20 13:10 | -1.0 | ↑0.4 | |
| 5/20 13:20 | -0.2 | ↑0.8 | |
| 5/20 13:30 | 0.8 | ↑1.0 | |
| 5/20 13:40 | 2.1 | ↑1.3 | |
| 5/20 13:50 | 3.7 | ↑1.6 | |
| 5/20 14:00 | 5.5 | ↑1.8 | |
| 5/20 14:10 | 7.7 | ↑2.2 | |
| 5/20 14:20 | 10.1 | ↑2.4 | |
| 5/20 14:30 | 12.7 | ↑2.6 | |
| 5/20 14:40 | 15.6 | ↑2.9 | |
| 5/20 14:50 | 18.7 | ↑3.1 | |
| 5/20 15:00 | 21.9 | ↑3.2 | |
| 5/20 15:10 | 25.4 | ↑3.5 | |
| 5/20 15:20 | 29.0 | ↑3.6 | |
| 5/20 15:30 | 32.7 | ↑3.7 | |
| 5/20 15:40 | 36.5 | ↑3.8 | |
| 5/20 15:50 | 40.4 | ↑3.9 | |
| 5/20 16:00 | 44.4 | ↑4.0 | |
| 5/20 16:10 | 48.4 | ↑4.0 | |
| 5/20 16:20 | 52.5 | ↑4.1 | |
| 5/20 16:30 | 56.5 | ↑4.0 | |
| 5/20 16:40 | 60.5 | ↑4.0 | |
| 5/20 16:50 | 64.4 | ↑3.9 | |
| 5/20 17:00 | 68.3 | ↑3.9 | |
| 5/20 17:10 | 72.1 | ↑3.8 | |
| 5/20 17:20 | 75.8 | ↑3.7 | |
| 5/20 17:30 | 79.3 | ↑3.5 | |
| 5/20 17:40 | 82.8 | ↑3.5 | |
| 5/20 17:50 | 86.1 | ↑3.3 | |
| 5/20 18:00 | 89.2 | ↑3.1 | |
| 5/20 18:10 | 92.2 | ↑3.0 | |
| 5/20 18:20 | 95.0 | ↑2.8 | |
| 5/20 18:30 | 97.6 | ↑2.6 | |
| 5/20 18:40 | 100.0 | ↑2.4 | |
| 5/20 18:50 | 102.2 | ↑2.2 | |
| 5/20 19:00 | 104.2 | ↑2.0 | |
| 5/20 19:10 | 106.0 | ↑1.8 | |
| 5/20 19:20 | 107.6 | ↑1.6 | |
| 5/20 19:30 | 109.0 | ↑1.4 | |
| 5/20 19:40 | 110.2 | ↑1.2 | |
| 5/20 19:50 | 111.1 | ↑0.9 | |
| 5/20 20:00 | 111.9 | ↑0.8 | |
| 5/20 20:10 | 112.4 | ↑0.5 | |
| 5/20 20:20 | 112.8 | ↑0.4 | |
| 5/20 20:30 | 112.9 | ↑0.1 | 満潮 |
| 5/20 20:40 | 112.9 | 0 | |
| 5/20 20:50 | 112.7 | ↓-0.2 | |
| 5/20 21:00 | 112.4 | ↓-0.3 | |
| 5/20 21:10 | 111.9 | ↓-0.5 | |
| 5/20 21:20 | 111.3 | ↓-0.6 | |
| 5/20 21:30 | 110.5 | ↓-0.8 | |
| 5/20 21:40 | 109.7 | ↓-0.8 | |
| 5/20 21:50 | 108.8 | ↓-0.9 | |
| 5/20 22:00 | 107.8 | ↓-1.0 | |
| 5/20 22:10 | 106.8 | ↓-1.0 | |
| 5/20 22:20 | 105.7 | ↓-1.1 | |
| 5/20 22:30 | 104.7 | ↓-1.0 | |
| 5/20 22:40 | 103.6 | ↓-1.1 | |
| 5/20 22:50 | 102.5 | ↓-1.1 | |
| 5/20 23:00 | 101.4 | ↓-1.1 | |
| 5/20 23:10 | 100.4 | ↓-1.0 | |
| 5/20 23:20 | 99.5 | ↓-0.9 | |
| 5/20 23:30 | 98.6 | ↓-0.9 | |
| 5/20 23:40 | 97.8 | ↓-0.8 | |
| 5/20 23:50 | 97.0 | ↓-0.8 |