| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(土) |
03:58 | 10:57 | 17:49 | 22:58 |
| 131cm | 4cm | 120cm | 76cm | |
|
||||
大洗（茨城）2030年05月4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 |
|---|---|---|---|
| 5/4 00:00 | 82.4 | ↑1.9 | |
| 5/4 00:10 | 84.6 | ↑2.2 | |
| 5/4 00:20 | 86.8 | ↑2.2 | |
| 5/4 00:30 | 89.2 | ↑2.4 | |
| 5/4 00:40 | 91.8 | ↑2.6 | |
| 5/4 00:50 | 94.4 | ↑2.6 | |
| 5/4 01:00 | 97.1 | ↑2.7 | |
| 5/4 01:10 | 99.8 | ↑2.7 | |
| 5/4 01:20 | 102.6 | ↑2.8 | |
| 5/4 01:30 | 105.3 | ↑2.7 | |
| 5/4 01:40 | 108.1 | ↑2.8 | |
| 5/4 01:50 | 110.7 | ↑2.6 | |
| 5/4 02:00 | 113.3 | ↑2.6 | |
| 5/4 02:10 | 115.8 | ↑2.5 | |
| 5/4 02:20 | 118.2 | ↑2.4 | |
| 5/4 02:30 | 120.4 | ↑2.2 | |
| 5/4 02:40 | 122.4 | ↑2.0 | |
| 5/4 02:50 | 124.2 | ↑1.8 | |
| 5/4 03:00 | 125.9 | ↑1.7 | |
| 5/4 03:10 | 127.2 | ↑1.3 | |
| 5/4 03:20 | 128.4 | ↑1.2 | |
| 5/4 03:30 | 129.3 | ↑0.9 | |
| 5/4 03:40 | 129.9 | ↑0.6 | |
| 5/4 03:50 | 130.2 | ↑0.3 | 満潮 |
| 5/4 04:00 | 130.3 | ↑0.1 | |
| 5/4 04:10 | 130.0 | ↓-0.3 | |
| 5/4 04:20 | 129.5 | ↓-0.5 | |
| 5/4 04:30 | 128.6 | ↓-0.9 | |
| 5/4 04:40 | 127.5 | ↓-1.1 | |
| 5/4 04:50 | 126.0 | ↓-1.5 | |
| 5/4 05:00 | 124.2 | ↓-1.8 | |
| 5/4 05:10 | 122.1 | ↓-2.1 | |
| 5/4 05:20 | 119.8 | ↓-2.3 | |
| 5/4 05:30 | 117.1 | ↓-2.7 | |
| 5/4 05:40 | 114.2 | ↓-2.9 | |
| 5/4 05:50 | 111.0 | ↓-3.2 | |
| 5/4 06:00 | 107.5 | ↓-3.5 | |
| 5/4 06:10 | 103.8 | ↓-3.7 | |
| 5/4 06:20 | 99.9 | ↓-3.9 | |
| 5/4 06:30 | 95.8 | ↓-4.1 | |
| 5/4 06:40 | 91.5 | ↓-4.3 | |
| 5/4 06:50 | 87.1 | ↓-4.4 | |
| 5/4 07:00 | 82.5 | ↓-4.6 | |
| 5/4 07:10 | 77.8 | ↓-4.7 | |
| 5/4 07:20 | 73.0 | ↓-4.8 | 最大潮位差 |
| 5/4 07:30 | 68.2 | ↓-4.8 | 最大潮位差 |
| 5/4 07:40 | 63.4 | ↓-4.8 | 最大潮位差 |
| 5/4 07:50 | 58.6 | ↓-4.8 | 最大潮位差 |
| 5/4 08:00 | 53.8 | ↓-4.8 | 最大潮位差 |
| 5/4 08:10 | 49.1 | ↓-4.7 | |
| 5/4 08:20 | 44.5 | ↓-4.6 | |
| 5/4 08:30 | 40.0 | ↓-4.5 | |
| 5/4 08:40 | 35.7 | ↓-4.3 | |
| 5/4 08:50 | 31.6 | ↓-4.1 | |
| 5/4 09:00 | 27.7 | ↓-3.9 | |
| 5/4 09:10 | 24.0 | ↓-3.7 | |
| 5/4 09:20 | 20.6 | ↓-3.4 | |
| 5/4 09:30 | 17.5 | ↓-3.1 | |
| 5/4 09:40 | 14.6 | ↓-2.9 | |
| 5/4 09:50 | 12.1 | ↓-2.5 | |
| 5/4 10:00 | 9.8 | ↓-2.3 | |
| 5/4 10:10 | 8.0 | ↓-1.8 | |
| 5/4 10:20 | 6.5 | ↓-1.5 | |
| 5/4 10:30 | 5.3 | ↓-1.2 | |
| 5/4 10:40 | 4.5 | ↓-0.8 | |
| 5/4 10:50 | 4.1 | ↓-0.4 | 干潮 |
| 5/4 11:00 | 4.0 | ↓-0.1 | |
| 5/4 11:10 | 4.3 | ↑0.3 | |
| 5/4 11:20 | 5.0 | ↑0.7 | |
| 5/4 11:30 | 6.1 | ↑1.1 | |
| 5/4 11:40 | 7.5 | ↑1.4 | |
| 5/4 11:50 | 9.3 | ↑1.8 | |
| 5/4 12:00 | 11.4 | ↑2.1 | |
| 5/4 12:10 | 13.8 | ↑2.4 | |
| 5/4 12:20 | 16.6 | ↑2.8 | |
| 5/4 12:30 | 19.6 | ↑3.0 | |
| 5/4 12:40 | 22.9 | ↑3.3 | |
| 5/4 12:50 | 26.5 | ↑3.6 | |
| 5/4 13:00 | 30.3 | ↑3.8 | |
| 5/4 13:10 | 34.3 | ↑4.0 | |
| 5/4 13:20 | 38.4 | ↑4.1 | |
| 5/4 13:30 | 42.7 | ↑4.3 | |
| 5/4 13:40 | 47.1 | ↑4.4 | |
| 5/4 13:50 | 51.5 | ↑4.4 | |
| 5/4 14:00 | 56.1 | ↑4.6 | |
| 5/4 14:10 | 60.6 | ↑4.5 | |
| 5/4 14:20 | 65.1 | ↑4.5 | |
| 5/4 14:30 | 69.6 | ↑4.5 | |
| 5/4 14:40 | 74.0 | ↑4.4 | |
| 5/4 14:50 | 78.3 | ↑4.3 | |
| 5/4 15:00 | 82.5 | ↑4.2 | |
| 5/4 15:10 | 86.5 | ↑4.0 | |
| 5/4 15:20 | 90.4 | ↑3.9 | |
| 5/4 15:30 | 94.1 | ↑3.7 | |
| 5/4 15:40 | 97.6 | ↑3.5 | |
| 5/4 15:50 | 100.9 | ↑3.3 | |
| 5/4 16:00 | 103.9 | ↑3.0 | |
| 5/4 16:10 | 106.7 | ↑2.8 | |
| 5/4 16:20 | 109.3 | ↑2.6 | |
| 5/4 16:30 | 111.6 | ↑2.3 | |
| 5/4 16:40 | 113.6 | ↑2.0 | |
| 5/4 16:50 | 115.3 | ↑1.7 | |
| 5/4 17:00 | 116.8 | ↑1.5 | |
| 5/4 17:10 | 118.0 | ↑1.2 | |
| 5/4 17:20 | 118.9 | ↑0.9 | |
| 5/4 17:30 | 119.5 | ↑0.6 | |
| 5/4 17:40 | 119.8 | ↑0.3 | 満潮 |
| 5/4 17:50 | 119.9 | ↑0.1 | |
| 5/4 18:00 | 119.7 | ↓-0.2 | |
| 5/4 18:10 | 119.3 | ↓-0.4 | |
| 5/4 18:20 | 118.6 | ↓-0.7 | |
| 5/4 18:30 | 117.7 | ↓-0.9 | |
| 5/4 18:40 | 116.6 | ↓-1.1 | |
| 5/4 18:50 | 115.2 | ↓-1.4 | |
| 5/4 19:00 | 113.7 | ↓-1.5 | |
| 5/4 19:10 | 112.1 | ↓-1.6 | |
| 5/4 19:20 | 110.2 | ↓-1.9 | |
| 5/4 19:30 | 108.3 | ↓-1.9 | |
| 5/4 19:40 | 106.2 | ↓-2.1 | |
| 5/4 19:50 | 104.1 | ↓-2.1 | |
| 5/4 20:00 | 101.9 | ↓-2.2 | |
| 5/4 20:10 | 99.7 | ↓-2.2 | |
| 5/4 20:20 | 97.5 | ↓-2.2 | |
| 5/4 20:30 | 95.2 | ↓-2.3 | |
| 5/4 20:40 | 93.0 | ↓-2.2 | |
| 5/4 20:50 | 90.9 | ↓-2.1 | |
| 5/4 21:00 | 88.9 | ↓-2.0 | |
| 5/4 21:10 | 86.9 | ↓-2.0 | |
| 5/4 21:20 | 85.0 | ↓-1.9 | |
| 5/4 21:30 | 83.3 | ↓-1.7 | |
| 5/4 21:40 | 81.7 | ↓-1.6 | |
| 5/4 21:50 | 80.3 | ↓-1.4 | |
| 5/4 22:00 | 79.1 | ↓-1.2 | |
| 5/4 22:10 | 78.0 | ↓-1.1 | |
| 5/4 22:20 | 77.1 | ↓-0.9 | |
| 5/4 22:30 | 76.5 | ↓-0.6 | |
| 5/4 22:40 | 76.0 | ↓-0.5 | |
| 5/4 22:50 | 75.7 | ↓-0.3 | 干潮 |
| 5/4 23:00 | 75.7 | 0 | |
| 5/4 23:10 | 75.9 | ↑0.2 | |
| 5/4 23:20 | 76.3 | ↑0.4 | |
| 5/4 23:30 | 76.9 | ↑0.6 | |
| 5/4 23:40 | 77.8 | ↑0.9 | |
| 5/4 23:50 | 78.8 | ↑1.0 |