| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(日) |
14:09 | 05:46 | 22:27 | 16:14 |
| 113cm | 43cm | 140cm | 111cm | |
|
||||
大洗（茨城）2025年07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 |
|---|---|---|---|
| 7/20 00:00 | 121.4 | ↓-2.3 | |
| 7/20 00:10 | 119.0 | ↓-2.4 | |
| 7/20 00:20 | 116.4 | ↓-2.6 | |
| 7/20 00:30 | 113.8 | ↓-2.6 | |
| 7/20 00:40 | 111.1 | ↓-2.7 | |
| 7/20 00:50 | 108.3 | ↓-2.8 | |
| 7/20 01:00 | 105.4 | ↓-2.9 | |
| 7/20 01:10 | 102.4 | ↓-3.0 | |
| 7/20 01:20 | 99.5 | ↓-2.9 | |
| 7/20 01:30 | 96.4 | ↓-3.1 | 最大潮位差 |
| 7/20 01:40 | 93.4 | ↓-3.0 | |
| 7/20 01:50 | 90.3 | ↓-3.1 | 最大潮位差 |
| 7/20 02:00 | 87.2 | ↓-3.1 | 最大潮位差 |
| 7/20 02:10 | 84.1 | ↓-3.1 | 最大潮位差 |
| 7/20 02:20 | 81.0 | ↓-3.1 | 最大潮位差 |
| 7/20 02:30 | 78.0 | ↓-3.0 | |
| 7/20 02:40 | 75.0 | ↓-3.0 | |
| 7/20 02:50 | 72.0 | ↓-3.0 | |
| 7/20 03:00 | 69.2 | ↓-2.8 | |
| 7/20 03:10 | 66.4 | ↓-2.8 | |
| 7/20 03:20 | 63.6 | ↓-2.8 | |
| 7/20 03:30 | 61.0 | ↓-2.6 | |
| 7/20 03:40 | 58.6 | ↓-2.4 | |
| 7/20 03:50 | 56.2 | ↓-2.4 | |
| 7/20 04:00 | 54.0 | ↓-2.2 | |
| 7/20 04:10 | 52.0 | ↓-2.0 | |
| 7/20 04:20 | 50.1 | ↓-1.9 | |
| 7/20 04:30 | 48.4 | ↓-1.7 | |
| 7/20 04:40 | 47.0 | ↓-1.4 | |
| 7/20 04:50 | 45.7 | ↓-1.3 | |
| 7/20 05:00 | 44.6 | ↓-1.1 | |
| 7/20 05:10 | 43.7 | ↓-0.9 | |
| 7/20 05:20 | 43.1 | ↓-0.6 | |
| 7/20 05:30 | 42.6 | ↓-0.5 | |
| 7/20 05:40 | 42.4 | ↓-0.2 | 干潮 |
| 7/20 05:50 | 42.4 | 0 | |
| 7/20 06:00 | 42.6 | ↑0.2 | |
| 7/20 06:10 | 43.0 | ↑0.4 | |
| 7/20 06:20 | 43.7 | ↑0.7 | |
| 7/20 06:30 | 44.5 | ↑0.8 | |
| 7/20 06:40 | 45.5 | ↑1.0 | |
| 7/20 06:50 | 46.6 | ↑1.1 | |
| 7/20 07:00 | 48.0 | ↑1.4 | |
| 7/20 07:10 | 49.5 | ↑1.5 | |
| 7/20 07:20 | 51.1 | ↑1.6 | |
| 7/20 07:30 | 52.9 | ↑1.8 | |
| 7/20 07:40 | 54.8 | ↑1.9 | |
| 7/20 07:50 | 56.8 | ↑2.0 | |
| 7/20 08:00 | 58.9 | ↑2.1 | |
| 7/20 08:10 | 61.1 | ↑2.2 | |
| 7/20 08:20 | 63.3 | ↑2.2 | |
| 7/20 08:30 | 65.6 | ↑2.3 | |
| 7/20 08:40 | 68.0 | ↑2.4 | |
| 7/20 08:50 | 70.4 | ↑2.4 | |
| 7/20 09:00 | 72.8 | ↑2.4 | |
| 7/20 09:10 | 75.2 | ↑2.4 | |
| 7/20 09:20 | 77.6 | ↑2.4 | |
| 7/20 09:30 | 80.0 | ↑2.4 | |
| 7/20 09:40 | 82.3 | ↑2.3 | |
| 7/20 09:50 | 84.6 | ↑2.3 | |
| 7/20 10:00 | 86.9 | ↑2.3 | |
| 7/20 10:10 | 89.0 | ↑2.1 | |
| 7/20 10:20 | 91.1 | ↑2.1 | |
| 7/20 10:30 | 93.2 | ↑2.1 | |
| 7/20 10:40 | 95.1 | ↑1.9 | |
| 7/20 10:50 | 96.9 | ↑1.8 | |
| 7/20 11:00 | 98.6 | ↑1.7 | |
| 7/20 11:10 | 100.2 | ↑1.6 | |
| 7/20 11:20 | 101.7 | ↑1.5 | |
| 7/20 11:30 | 103.1 | ↑1.4 | |
| 7/20 11:40 | 104.4 | ↑1.3 | |
| 7/20 11:50 | 105.6 | ↑1.2 | |
| 7/20 12:00 | 106.6 | ↑1.0 | |
| 7/20 12:10 | 107.6 | ↑1.0 | |
| 7/20 12:20 | 108.4 | ↑0.8 | |
| 7/20 12:30 | 109.2 | ↑0.8 | |
| 7/20 12:40 | 109.8 | ↑0.6 | |
| 7/20 12:50 | 110.4 | ↑0.6 | |
| 7/20 13:00 | 110.9 | ↑0.5 | |
| 7/20 13:10 | 111.3 | ↑0.4 | |
| 7/20 13:20 | 111.6 | ↑0.3 | |
| 7/20 13:30 | 111.9 | ↑0.3 | |
| 7/20 13:40 | 112.0 | ↑0.1 | |
| 7/20 13:50 | 112.2 | ↑0.2 | |
| 7/20 14:00 | 112.2 | 0 | 満潮 |
| 7/20 14:10 | 112.2 | 0 | |
| 7/20 14:20 | 112.2 | 0 | |
| 7/20 14:30 | 112.1 | ↓-0.1 | |
| 7/20 14:40 | 112.0 | ↓-0.1 | |
| 7/20 14:50 | 111.9 | ↓-0.1 | |
| 7/20 15:00 | 111.8 | ↓-0.1 | |
| 7/20 15:10 | 111.6 | ↓-0.2 | |
| 7/20 15:20 | 111.5 | ↓-0.1 | |
| 7/20 15:30 | 111.3 | ↓-0.2 | |
| 7/20 15:40 | 111.2 | ↓-0.1 | |
| 7/20 15:50 | 111.0 | ↓-0.2 | |
| 7/20 16:00 | 111.0 | 0 | |
| 7/20 16:10 | 110.9 | ↓-0.1 | 干潮 |
| 7/20 16:20 | 110.9 | 0 | |
| 7/20 16:30 | 111.0 | ↑0.1 | |
| 7/20 16:40 | 111.1 | ↑0.1 | |
| 7/20 16:50 | 111.3 | ↑0.2 | |
| 7/20 17:00 | 111.6 | ↑0.3 | |
| 7/20 17:10 | 112.0 | ↑0.4 | |
| 7/20 17:20 | 112.4 | ↑0.4 | |
| 7/20 17:30 | 112.9 | ↑0.5 | |
| 7/20 17:40 | 113.5 | ↑0.6 | |
| 7/20 17:50 | 114.2 | ↑0.7 | |
| 7/20 18:00 | 115.0 | ↑0.8 | |
| 7/20 18:10 | 115.8 | ↑0.8 | |
| 7/20 18:20 | 116.7 | ↑0.9 | |
| 7/20 18:30 | 117.7 | ↑1.0 | |
| 7/20 18:40 | 118.8 | ↑1.1 | |
| 7/20 18:50 | 119.8 | ↑1.0 | |
| 7/20 19:00 | 121.0 | ↑1.2 | |
| 7/20 19:10 | 122.1 | ↑1.1 | |
| 7/20 19:20 | 123.3 | ↑1.2 | |
| 7/20 19:30 | 124.5 | ↑1.2 | |
| 7/20 19:40 | 125.8 | ↑1.3 | |
| 7/20 19:50 | 127.0 | ↑1.2 | |
| 7/20 20:00 | 128.2 | ↑1.2 | |
| 7/20 20:10 | 129.4 | ↑1.2 | |
| 7/20 20:20 | 130.6 | ↑1.2 | |
| 7/20 20:30 | 131.7 | ↑1.1 | |
| 7/20 20:40 | 132.8 | ↑1.1 | |
| 7/20 20:50 | 133.8 | ↑1.0 | |
| 7/20 21:00 | 134.8 | ↑1.0 | |
| 7/20 21:10 | 135.7 | ↑0.9 | |
| 7/20 21:20 | 136.5 | ↑0.8 | |
| 7/20 21:30 | 137.3 | ↑0.8 | |
| 7/20 21:40 | 137.9 | ↑0.6 | |
| 7/20 21:50 | 138.4 | ↑0.5 | |
| 7/20 22:00 | 138.8 | ↑0.4 | |
| 7/20 22:10 | 139.1 | ↑0.3 | |
| 7/20 22:20 | 139.3 | ↑0.2 | 満潮 |
| 7/20 22:30 | 139.3 | 0 | |
| 7/20 22:40 | 139.1 | ↓-0.2 | |
| 7/20 22:50 | 138.9 | ↓-0.2 | |
| 7/20 23:00 | 138.4 | ↓-0.5 | |
| 7/20 23:10 | 137.8 | ↓-0.6 | |
| 7/20 23:20 | 137.1 | ↓-0.7 | |
| 7/20 23:30 | 136.1 | ↓-1.0 | |
| 7/20 23:40 | 135.1 | ↓-1.0 | |
| 7/20 23:50 | 133.8 | ↓-1.3 |