| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(木) |
03:53 | 10:58 | 18:04 | 23:07 |
| 139cm | -8cm | 130cm | 80cm | |
|
||||
大洗（茨城）2038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 | 83.7 | ↑2.4 | |
| 5/20 00:10 | 86.2 | ↑2.5 | |
| 5/20 00:20 | 89.0 | ↑2.8 | |
| 5/20 00:30 | 91.8 | ↑2.8 | |
| 5/20 00:40 | 94.9 | ↑3.1 | |
| 5/20 00:50 | 98.0 | ↑3.1 | |
| 5/20 01:00 | 101.2 | ↑3.2 | |
| 5/20 01:10 | 104.5 | ↑3.3 | |
| 5/20 01:20 | 107.7 | ↑3.2 | |
| 5/20 01:30 | 111.0 | ↑3.3 | |
| 5/20 01:40 | 114.2 | ↑3.2 | |
| 5/20 01:50 | 117.3 | ↑3.1 | |
| 5/20 02:00 | 120.3 | ↑3.0 | |
| 5/20 02:10 | 123.2 | ↑2.9 | |
| 5/20 02:20 | 125.9 | ↑2.7 | |
| 5/20 02:30 | 128.4 | ↑2.5 | |
| 5/20 02:40 | 130.7 | ↑2.3 | |
| 5/20 02:50 | 132.8 | ↑2.1 | |
| 5/20 03:00 | 134.6 | ↑1.8 | |
| 5/20 03:10 | 136.1 | ↑1.5 | |
| 5/20 03:20 | 137.3 | ↑1.2 | |
| 5/20 03:30 | 138.2 | ↑0.9 | |
| 5/20 03:40 | 138.7 | ↑0.5 | |
| 5/20 03:50 | 139.0 | ↑0.3 | 満潮 |
| 5/20 04:00 | 138.9 | ↓-0.1 | |
| 5/20 04:10 | 138.4 | ↓-0.5 | |
| 5/20 04:20 | 137.6 | ↓-0.8 | |
| 5/20 04:30 | 136.4 | ↓-1.2 | |
| 5/20 04:40 | 134.9 | ↓-1.5 | |
| 5/20 04:50 | 133.0 | ↓-1.9 | |
| 5/20 05:00 | 130.7 | ↓-2.3 | |
| 5/20 05:10 | 128.1 | ↓-2.6 | |
| 5/20 05:20 | 125.2 | ↓-2.9 | |
| 5/20 05:30 | 121.9 | ↓-3.3 | |
| 5/20 05:40 | 118.4 | ↓-3.5 | |
| 5/20 05:50 | 114.5 | ↓-3.9 | |
| 5/20 06:00 | 110.4 | ↓-4.1 | |
| 5/20 06:10 | 106.0 | ↓-4.4 | |
| 5/20 06:20 | 101.3 | ↓-4.7 | |
| 5/20 06:30 | 96.5 | ↓-4.8 | |
| 5/20 06:40 | 91.5 | ↓-5.0 | |
| 5/20 06:50 | 86.3 | ↓-5.2 | |
| 5/20 07:00 | 80.9 | ↓-5.4 | |
| 5/20 07:10 | 75.5 | ↓-5.4 | |
| 5/20 07:20 | 70.0 | ↓-5.5 | 最大潮位差 |
| 5/20 07:30 | 64.5 | ↓-5.5 | 最大潮位差 |
| 5/20 07:40 | 59.0 | ↓-5.5 | 最大潮位差 |
| 5/20 07:50 | 53.5 | ↓-5.5 | 最大潮位差 |
| 5/20 08:00 | 48.1 | ↓-5.4 | |
| 5/20 08:10 | 42.7 | ↓-5.4 | |
| 5/20 08:20 | 37.5 | ↓-5.2 | |
| 5/20 08:30 | 32.5 | ↓-5.0 | |
| 5/20 08:40 | 27.6 | ↓-4.9 | |
| 5/20 08:50 | 23.0 | ↓-4.6 | |
| 5/20 09:00 | 18.6 | ↓-4.4 | |
| 5/20 09:10 | 14.5 | ↓-4.1 | |
| 5/20 09:20 | 10.6 | ↓-3.9 | |
| 5/20 09:30 | 7.1 | ↓-3.5 | |
| 5/20 09:40 | 3.9 | ↓-3.2 | |
| 5/20 09:50 | 1.1 | ↓-2.8 | |
| 5/20 10:00 | -1.4 | ↓-2.5 | |
| 5/20 10:10 | -3.5 | ↓-2.1 | |
| 5/20 10:20 | -5.3 | ↓-1.8 | |
| 5/20 10:30 | -6.6 | ↓-1.3 | |
| 5/20 10:40 | -7.5 | ↓-0.9 | |
| 5/20 10:50 | -8.0 | ↓-0.5 | 干潮 |
| 5/20 11:00 | -8.1 | ↓-0.1 | |
| 5/20 11:10 | -7.8 | ↑0.3 | |
| 5/20 11:20 | -7.1 | ↑0.7 | |
| 5/20 11:30 | -5.9 | ↑1.2 | |
| 5/20 11:40 | -4.4 | ↑1.5 | |
| 5/20 11:50 | -2.5 | ↑1.9 | |
| 5/20 12:00 | -0.2 | ↑2.3 | |
| 5/20 12:10 | 2.5 | ↑2.7 | |
| 5/20 12:20 | 5.5 | ↑3.0 | |
| 5/20 12:30 | 8.8 | ↑3.3 | |
| 5/20 12:40 | 12.4 | ↑3.6 | |
| 5/20 12:50 | 16.4 | ↑4.0 | |
| 5/20 13:00 | 20.6 | ↑4.2 | |
| 5/20 13:10 | 25.0 | ↑4.4 | |
| 5/20 13:20 | 29.6 | ↑4.6 | |
| 5/20 13:30 | 34.4 | ↑4.8 | |
| 5/20 13:40 | 39.3 | ↑4.9 | |
| 5/20 13:50 | 44.3 | ↑5.0 | |
| 5/20 14:00 | 49.4 | ↑5.1 | |
| 5/20 14:10 | 54.6 | ↑5.2 | |
| 5/20 14:20 | 59.7 | ↑5.1 | |
| 5/20 14:30 | 64.9 | ↑5.2 | |
| 5/20 14:40 | 70.0 | ↑5.1 | |
| 5/20 14:50 | 75.0 | ↑5.0 | |
| 5/20 15:00 | 79.9 | ↑4.9 | |
| 5/20 15:10 | 84.7 | ↑4.8 | |
| 5/20 15:20 | 89.4 | ↑4.7 | |
| 5/20 15:30 | 93.8 | ↑4.4 | |
| 5/20 15:40 | 98.1 | ↑4.3 | |
| 5/20 15:50 | 102.1 | ↑4.0 | |
| 5/20 16:00 | 106.0 | ↑3.9 | |
| 5/20 16:10 | 109.5 | ↑3.5 | |
| 5/20 16:20 | 112.8 | ↑3.3 | |
| 5/20 16:30 | 115.9 | ↑3.1 | |
| 5/20 16:40 | 118.6 | ↑2.7 | |
| 5/20 16:50 | 121.0 | ↑2.4 | |
| 5/20 17:00 | 123.2 | ↑2.2 | |
| 5/20 17:10 | 125.0 | ↑1.8 | |
| 5/20 17:20 | 126.5 | ↑1.5 | |
| 5/20 17:30 | 127.7 | ↑1.2 | |
| 5/20 17:40 | 128.5 | ↑0.8 | |
| 5/20 17:50 | 129.1 | ↑0.6 | |
| 5/20 18:00 | 129.3 | ↑0.2 | 満潮 |
| 5/20 18:10 | 129.2 | ↓-0.1 | |
| 5/20 18:20 | 128.9 | ↓-0.3 | |
| 5/20 18:30 | 128.2 | ↓-0.7 | |
| 5/20 18:40 | 127.3 | ↓-0.9 | |
| 5/20 18:50 | 126.1 | ↓-1.2 | |
| 5/20 19:00 | 124.7 | ↓-1.4 | |
| 5/20 19:10 | 123.0 | ↓-1.7 | |
| 5/20 19:20 | 121.2 | ↓-1.8 | |
| 5/20 19:30 | 119.2 | ↓-2.0 | |
| 5/20 19:40 | 117.0 | ↓-2.2 | |
| 5/20 19:50 | 114.7 | ↓-2.3 | |
| 5/20 20:00 | 112.3 | ↓-2.4 | |
| 5/20 20:10 | 109.8 | ↓-2.5 | |
| 5/20 20:20 | 107.2 | ↓-2.6 | |
| 5/20 20:30 | 104.7 | ↓-2.5 | |
| 5/20 20:40 | 102.1 | ↓-2.6 | |
| 5/20 20:50 | 99.6 | ↓-2.5 | |
| 5/20 21:00 | 97.2 | ↓-2.4 | |
| 5/20 21:10 | 94.8 | ↓-2.4 | |
| 5/20 21:20 | 92.5 | ↓-2.3 | |
| 5/20 21:30 | 90.3 | ↓-2.2 | |
| 5/20 21:40 | 88.3 | ↓-2.0 | |
| 5/20 21:50 | 86.5 | ↓-1.8 | |
| 5/20 22:00 | 84.8 | ↓-1.7 | |
| 5/20 22:10 | 83.3 | ↓-1.5 | |
| 5/20 22:20 | 82.1 | ↓-1.2 | |
| 5/20 22:30 | 81.0 | ↓-1.1 | |
| 5/20 22:40 | 80.3 | ↓-0.7 | |
| 5/20 22:50 | 79.7 | ↓-0.6 | |
| 5/20 23:00 | 79.4 | ↓-0.3 | 干潮 |
| 5/20 23:10 | 79.4 | 0 | |
| 5/20 23:20 | 79.6 | ↑0.2 | |
| 5/20 23:30 | 80.2 | ↑0.6 | |
| 5/20 23:40 | 80.9 | ↑0.7 | |
| 5/20 23:50 | 81.9 | ↑1.0 |