| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(日) |
03:36 | 10:36 | 17:31 | 22:49 |
| 140cm | 20cm | 136cm | 87cm | |
|
||||
大洗（茨城）2031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 | 101.9 | ↑1.9 | |
| 7/20 00:10 | 104.0 | ↑2.1 | |
| 7/20 00:20 | 106.2 | ↑2.2 | |
| 7/20 00:30 | 108.4 | ↑2.2 | |
| 7/20 00:40 | 110.8 | ↑2.4 | |
| 7/20 00:50 | 113.2 | ↑2.4 | |
| 7/20 01:00 | 115.6 | ↑2.4 | |
| 7/20 01:10 | 118.0 | ↑2.4 | |
| 7/20 01:20 | 120.4 | ↑2.4 | |
| 7/20 01:30 | 122.7 | ↑2.3 | |
| 7/20 01:40 | 125.0 | ↑2.3 | |
| 7/20 01:50 | 127.2 | ↑2.2 | |
| 7/20 02:00 | 129.2 | ↑2.0 | |
| 7/20 02:10 | 131.2 | ↑2.0 | |
| 7/20 02:20 | 132.9 | ↑1.7 | |
| 7/20 02:30 | 134.5 | ↑1.6 | |
| 7/20 02:40 | 135.9 | ↑1.4 | |
| 7/20 02:50 | 137.1 | ↑1.2 | |
| 7/20 03:00 | 138.1 | ↑1.0 | |
| 7/20 03:10 | 138.9 | ↑0.8 | |
| 7/20 03:20 | 139.4 | ↑0.5 | |
| 7/20 03:30 | 139.7 | ↑0.3 | 満潮 |
| 7/20 03:40 | 139.7 | 0 | |
| 7/20 03:50 | 139.4 | ↓-0.3 | |
| 7/20 04:00 | 138.8 | ↓-0.6 | |
| 7/20 04:10 | 138.0 | ↓-0.8 | |
| 7/20 04:20 | 136.9 | ↓-1.1 | |
| 7/20 04:30 | 135.5 | ↓-1.4 | |
| 7/20 04:40 | 133.8 | ↓-1.7 | |
| 7/20 04:50 | 131.8 | ↓-2.0 | |
| 7/20 05:00 | 129.6 | ↓-2.2 | |
| 7/20 05:10 | 127.1 | ↓-2.5 | |
| 7/20 05:20 | 124.3 | ↓-2.8 | |
| 7/20 05:30 | 121.2 | ↓-3.1 | |
| 7/20 05:40 | 117.9 | ↓-3.3 | |
| 7/20 05:50 | 114.4 | ↓-3.5 | |
| 7/20 06:00 | 110.7 | ↓-3.7 | |
| 7/20 06:10 | 106.8 | ↓-3.9 | |
| 7/20 06:20 | 102.7 | ↓-4.1 | |
| 7/20 06:30 | 98.4 | ↓-4.3 | |
| 7/20 06:40 | 94.0 | ↓-4.4 | |
| 7/20 06:50 | 89.5 | ↓-4.5 | |
| 7/20 07:00 | 85.0 | ↓-4.5 | |
| 7/20 07:10 | 80.4 | ↓-4.6 | 最大潮位差 |
| 7/20 07:20 | 75.8 | ↓-4.6 | 最大潮位差 |
| 7/20 07:30 | 71.2 | ↓-4.6 | 最大潮位差 |
| 7/20 07:40 | 66.6 | ↓-4.6 | 最大潮位差 |
| 7/20 07:50 | 62.1 | ↓-4.5 | |
| 7/20 08:00 | 57.7 | ↓-4.4 | |
| 7/20 08:10 | 53.4 | ↓-4.3 | |
| 7/20 08:20 | 49.3 | ↓-4.1 | |
| 7/20 08:30 | 45.3 | ↓-4.0 | |
| 7/20 08:40 | 41.6 | ↓-3.7 | |
| 7/20 08:50 | 38.1 | ↓-3.5 | |
| 7/20 09:00 | 34.8 | ↓-3.3 | |
| 7/20 09:10 | 31.8 | ↓-3.0 | |
| 7/20 09:20 | 29.1 | ↓-2.7 | |
| 7/20 09:30 | 26.6 | ↓-2.5 | |
| 7/20 09:40 | 24.5 | ↓-2.1 | |
| 7/20 09:50 | 22.7 | ↓-1.8 | |
| 7/20 10:00 | 21.3 | ↓-1.4 | |
| 7/20 10:10 | 20.2 | ↓-1.1 | |
| 7/20 10:20 | 19.5 | ↓-0.7 | |
| 7/20 10:30 | 19.1 | ↓-0.4 | 干潮 |
| 7/20 10:40 | 19.1 | 0 | |
| 7/20 10:50 | 19.4 | ↑0.3 | |
| 7/20 11:00 | 20.1 | ↑0.7 | |
| 7/20 11:10 | 21.2 | ↑1.1 | |
| 7/20 11:20 | 22.7 | ↑1.5 | |
| 7/20 11:30 | 24.4 | ↑1.7 | |
| 7/20 11:40 | 26.5 | ↑2.1 | |
| 7/20 11:50 | 29.0 | ↑2.5 | |
| 7/20 12:00 | 31.7 | ↑2.7 | |
| 7/20 12:10 | 34.7 | ↑3.0 | |
| 7/20 12:20 | 38.0 | ↑3.3 | |
| 7/20 12:30 | 41.5 | ↑3.5 | |
| 7/20 12:40 | 45.2 | ↑3.7 | |
| 7/20 12:50 | 49.2 | ↑4.0 | |
| 7/20 13:00 | 53.3 | ↑4.1 | |
| 7/20 13:10 | 57.5 | ↑4.2 | |
| 7/20 13:20 | 61.8 | ↑4.3 | |
| 7/20 13:30 | 66.2 | ↑4.4 | |
| 7/20 13:40 | 70.7 | ↑4.5 | |
| 7/20 13:50 | 75.2 | ↑4.5 | |
| 7/20 14:00 | 79.6 | ↑4.4 | |
| 7/20 14:10 | 84.1 | ↑4.5 | |
| 7/20 14:20 | 88.5 | ↑4.4 | |
| 7/20 14:30 | 92.7 | ↑4.2 | |
| 7/20 14:40 | 96.9 | ↑4.2 | |
| 7/20 14:50 | 101.0 | ↑4.1 | |
| 7/20 15:00 | 104.9 | ↑3.9 | |
| 7/20 15:10 | 108.6 | ↑3.7 | |
| 7/20 15:20 | 112.1 | ↑3.5 | |
| 7/20 15:30 | 115.5 | ↑3.4 | |
| 7/20 15:40 | 118.6 | ↑3.1 | |
| 7/20 15:50 | 121.4 | ↑2.8 | |
| 7/20 16:00 | 124.1 | ↑2.7 | |
| 7/20 16:10 | 126.5 | ↑2.4 | |
| 7/20 16:20 | 128.6 | ↑2.1 | |
| 7/20 16:30 | 130.4 | ↑1.8 | |
| 7/20 16:40 | 132.0 | ↑1.6 | |
| 7/20 16:50 | 133.2 | ↑1.2 | |
| 7/20 17:00 | 134.2 | ↑1.0 | |
| 7/20 17:10 | 135.0 | ↑0.8 | |
| 7/20 17:20 | 135.4 | ↑0.4 | |
| 7/20 17:30 | 135.5 | ↑0.1 | 満潮 |
| 7/20 17:40 | 135.4 | ↓-0.1 | |
| 7/20 17:50 | 135.0 | ↓-0.4 | |
| 7/20 18:00 | 134.4 | ↓-0.6 | |
| 7/20 18:10 | 133.5 | ↓-0.9 | |
| 7/20 18:20 | 132.4 | ↓-1.1 | |
| 7/20 18:30 | 131.0 | ↓-1.4 | |
| 7/20 18:40 | 129.4 | ↓-1.6 | |
| 7/20 18:50 | 127.7 | ↓-1.7 | |
| 7/20 19:00 | 125.8 | ↓-1.9 | |
| 7/20 19:10 | 123.7 | ↓-2.1 | |
| 7/20 19:20 | 121.6 | ↓-2.1 | |
| 7/20 19:30 | 119.3 | ↓-2.3 | |
| 7/20 19:40 | 117.0 | ↓-2.3 | |
| 7/20 19:50 | 114.6 | ↓-2.4 | |
| 7/20 20:00 | 112.1 | ↓-2.5 | |
| 7/20 20:10 | 109.7 | ↓-2.4 | |
| 7/20 20:20 | 107.3 | ↓-2.4 | |
| 7/20 20:30 | 104.9 | ↓-2.4 | |
| 7/20 20:40 | 102.6 | ↓-2.3 | |
| 7/20 20:50 | 100.4 | ↓-2.2 | |
| 7/20 21:00 | 98.3 | ↓-2.1 | |
| 7/20 21:10 | 96.3 | ↓-2.0 | |
| 7/20 21:20 | 94.4 | ↓-1.9 | |
| 7/20 21:30 | 92.7 | ↓-1.7 | |
| 7/20 21:40 | 91.2 | ↓-1.5 | |
| 7/20 21:50 | 89.8 | ↓-1.4 | |
| 7/20 22:00 | 88.7 | ↓-1.1 | |
| 7/20 22:10 | 87.7 | ↓-1.0 | |
| 7/20 22:20 | 87.0 | ↓-0.7 | |
| 7/20 22:30 | 86.4 | ↓-0.6 | |
| 7/20 22:40 | 86.1 | ↓-0.3 | 干潮 |
| 7/20 22:50 | 86.1 | 0 | |
| 7/20 23:00 | 86.2 | ↑0.1 | |
| 7/20 23:10 | 86.6 | ↑0.4 | |
| 7/20 23:20 | 87.3 | ↑0.7 | |
| 7/20 23:30 | 88.1 | ↑0.8 | |
| 7/20 23:40 | 89.2 | ↑1.1 | |
| 7/20 23:50 | 90.5 | ↑1.3 |