| 満潮 | 干潮 | 満潮 | 干潮 |
|
01
(日) |
06:32 | 01:20 | - | 15:25 |
| 110cm | 95cm | - | 30cm | |
|
||||
大洗（茨城）2039年05月01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 |
|---|---|---|---|
| 5/1 00:00 | 95.7 | ↓-0.3 | |
| 5/1 00:10 | 95.4 | ↓-0.3 | |
| 5/1 00:20 | 95.2 | ↓-0.2 | |
| 5/1 00:30 | 94.9 | ↓-0.3 | |
| 5/1 00:40 | 94.8 | ↓-0.1 | |
| 5/1 00:50 | 94.6 | ↓-0.2 | |
| 5/1 01:00 | 94.5 | ↓-0.1 | |
| 5/1 01:10 | 94.4 | ↓-0.1 | 干潮 |
| 5/1 01:20 | 94.4 | 0 | 干潮 |
| 5/1 01:30 | 94.5 | ↑0.1 | |
| 5/1 01:40 | 94.5 | 0 | |
| 5/1 01:50 | 94.7 | ↑0.2 | |
| 5/1 02:00 | 94.8 | ↑0.1 | |
| 5/1 02:10 | 95.1 | ↑0.3 | |
| 5/1 02:20 | 95.3 | ↑0.2 | |
| 5/1 02:30 | 95.7 | ↑0.4 | |
| 5/1 02:40 | 96.0 | ↑0.3 | |
| 5/1 02:50 | 96.5 | ↑0.5 | |
| 5/1 03:00 | 97.0 | ↑0.5 | |
| 5/1 03:10 | 97.5 | ↑0.5 | |
| 5/1 03:20 | 98.1 | ↑0.6 | |
| 5/1 03:30 | 98.7 | ↑0.6 | |
| 5/1 03:40 | 99.4 | ↑0.7 | |
| 5/1 03:50 | 100.1 | ↑0.7 | |
| 5/1 04:00 | 100.8 | ↑0.7 | |
| 5/1 04:10 | 101.6 | ↑0.8 | |
| 5/1 04:20 | 102.3 | ↑0.7 | |
| 5/1 04:30 | 103.1 | ↑0.8 | |
| 5/1 04:40 | 103.9 | ↑0.8 | |
| 5/1 04:50 | 104.6 | ↑0.7 | |
| 5/1 05:00 | 105.3 | ↑0.7 | |
| 5/1 05:10 | 106.0 | ↑0.7 | |
| 5/1 05:20 | 106.7 | ↑0.7 | |
| 5/1 05:30 | 107.3 | ↑0.6 | |
| 5/1 05:40 | 107.8 | ↑0.5 | |
| 5/1 05:50 | 108.2 | ↑0.4 | |
| 5/1 06:00 | 108.6 | ↑0.4 | |
| 5/1 06:10 | 108.8 | ↑0.2 | |
| 5/1 06:20 | 109.0 | ↑0.2 | |
| 5/1 06:30 | 109.1 | ↑0.1 | 満潮 |
| 5/1 06:40 | 109.0 | ↓-0.1 | |
| 5/1 06:50 | 108.9 | ↓-0.1 | |
| 5/1 07:00 | 108.6 | ↓-0.3 | |
| 5/1 07:10 | 108.2 | ↓-0.4 | |
| 5/1 07:20 | 107.7 | ↓-0.5 | |
| 5/1 07:30 | 107.0 | ↓-0.7 | |
| 5/1 07:40 | 106.3 | ↓-0.7 | |
| 5/1 07:50 | 105.4 | ↓-0.9 | |
| 5/1 08:00 | 104.4 | ↓-1.0 | |
| 5/1 08:10 | 103.3 | ↓-1.1 | |
| 5/1 08:20 | 102.0 | ↓-1.3 | |
| 5/1 08:30 | 100.7 | ↓-1.3 | |
| 5/1 08:40 | 99.2 | ↓-1.5 | |
| 5/1 08:50 | 97.6 | ↓-1.6 | |
| 5/1 09:00 | 96.0 | ↓-1.6 | |
| 5/1 09:10 | 94.2 | ↓-1.8 | |
| 5/1 09:20 | 92.3 | ↓-1.9 | |
| 5/1 09:30 | 90.4 | ↓-1.9 | |
| 5/1 09:40 | 88.3 | ↓-2.1 | |
| 5/1 09:50 | 86.2 | ↓-2.1 | |
| 5/1 10:00 | 84.0 | ↓-2.2 | |
| 5/1 10:10 | 81.8 | ↓-2.2 | |
| 5/1 10:20 | 79.5 | ↓-2.3 | |
| 5/1 10:30 | 77.1 | ↓-2.4 | 最大潮位差 |
| 5/1 10:40 | 74.8 | ↓-2.3 | |
| 5/1 10:50 | 72.4 | ↓-2.4 | 最大潮位差 |
| 5/1 11:00 | 70.0 | ↓-2.4 | 最大潮位差 |
| 5/1 11:10 | 67.6 | ↓-2.4 | 最大潮位差 |
| 5/1 11:20 | 65.2 | ↓-2.4 | 最大潮位差 |
| 5/1 11:30 | 62.9 | ↓-2.3 | |
| 5/1 11:40 | 60.5 | ↓-2.4 | 最大潮位差 |
| 5/1 11:50 | 58.2 | ↓-2.3 | |
| 5/1 12:00 | 56.0 | ↓-2.2 | |
| 5/1 12:10 | 53.7 | ↓-2.3 | |
| 5/1 12:20 | 51.6 | ↓-2.1 | |
| 5/1 12:30 | 49.5 | ↓-2.1 | |
| 5/1 12:40 | 47.5 | ↓-2.0 | |
| 5/1 12:50 | 45.5 | ↓-2.0 | |
| 5/1 13:00 | 43.7 | ↓-1.8 | |
| 5/1 13:10 | 41.9 | ↓-1.8 | |
| 5/1 13:20 | 40.2 | ↓-1.7 | |
| 5/1 13:30 | 38.6 | ↓-1.6 | |
| 5/1 13:40 | 37.2 | ↓-1.4 | |
| 5/1 13:50 | 35.8 | ↓-1.4 | |
| 5/1 14:00 | 34.5 | ↓-1.3 | |
| 5/1 14:10 | 33.4 | ↓-1.1 | |
| 5/1 14:20 | 32.3 | ↓-1.1 | |
| 5/1 14:30 | 31.5 | ↓-0.8 | |
| 5/1 14:40 | 30.7 | ↓-0.8 | |
| 5/1 14:50 | 30.1 | ↓-0.6 | |
| 5/1 15:00 | 29.6 | ↓-0.5 | |
| 5/1 15:10 | 29.3 | ↓-0.3 | |
| 5/1 15:20 | 29.2 | ↓-0.1 | 干潮 |
| 5/1 15:30 | 29.2 | 0 | |
| 5/1 15:40 | 29.4 | ↑0.2 | |
| 5/1 15:50 | 29.8 | ↑0.4 | |
| 5/1 16:00 | 30.3 | ↑0.5 | |
| 5/1 16:10 | 31.0 | ↑0.7 | |
| 5/1 16:20 | 31.8 | ↑0.8 | |
| 5/1 16:30 | 32.9 | ↑1.1 | |
| 5/1 16:40 | 34.0 | ↑1.1 | |
| 5/1 16:50 | 35.3 | ↑1.3 | |
| 5/1 17:00 | 36.8 | ↑1.5 | |
| 5/1 17:10 | 38.4 | ↑1.6 | |
| 5/1 17:20 | 40.1 | ↑1.7 | |
| 5/1 17:30 | 42.0 | ↑1.9 | |
| 5/1 17:40 | 43.9 | ↑1.9 | |
| 5/1 17:50 | 45.9 | ↑2.0 | |
| 5/1 18:00 | 48.0 | ↑2.1 | |
| 5/1 18:10 | 50.2 | ↑2.2 | |
| 5/1 18:20 | 52.4 | ↑2.2 | |
| 5/1 18:30 | 54.7 | ↑2.3 | |
| 5/1 18:40 | 57.0 | ↑2.3 | |
| 5/1 18:50 | 59.3 | ↑2.3 | |
| 5/1 19:00 | 61.6 | ↑2.3 | |
| 5/1 19:10 | 63.9 | ↑2.3 | |
| 5/1 19:20 | 66.2 | ↑2.3 | |
| 5/1 19:30 | 68.4 | ↑2.2 | |
| 5/1 19:40 | 70.6 | ↑2.2 | |
| 5/1 19:50 | 72.8 | ↑2.2 | |
| 5/1 20:00 | 74.9 | ↑2.1 | |
| 5/1 20:10 | 77.0 | ↑2.1 | |
| 5/1 20:20 | 79.0 | ↑2.0 | |
| 5/1 20:30 | 80.9 | ↑1.9 | |
| 5/1 20:40 | 82.7 | ↑1.8 | |
| 5/1 20:50 | 84.5 | ↑1.8 | |
| 5/1 21:00 | 86.1 | ↑1.6 | |
| 5/1 21:10 | 87.6 | ↑1.5 | |
| 5/1 21:20 | 89.1 | ↑1.5 | |
| 5/1 21:30 | 90.4 | ↑1.3 | |
| 5/1 21:40 | 91.6 | ↑1.2 | |
| 5/1 21:50 | 92.8 | ↑1.2 | |
| 5/1 22:00 | 93.8 | ↑1.0 | |
| 5/1 22:10 | 94.7 | ↑0.9 | |
| 5/1 22:20 | 95.5 | ↑0.8 | |
| 5/1 22:30 | 96.2 | ↑0.7 | |
| 5/1 22:40 | 96.8 | ↑0.6 | |
| 5/1 22:50 | 97.3 | ↑0.5 | |
| 5/1 23:00 | 97.7 | ↑0.4 | |
| 5/1 23:10 | 98.1 | ↑0.4 | |
| 5/1 23:20 | 98.3 | ↑0.2 | |
| 5/1 23:30 | 98.6 | ↑0.3 | |
| 5/1 23:40 | 98.7 | ↑0.1 | |
| 5/1 23:50 | 98.8 | ↑0.1 |