| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(火) |
05:20 | 00:02 | 19:21 | 12:26 |
| 142cm | 89cm | 134cm | 27cm | |
|
||||
大洗（茨城）2038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 | 88.3 | ↓-0.1 | 干潮 |
| 7/20 00:10 | 88.4 | ↑0.1 | |
| 7/20 00:20 | 88.7 | ↑0.3 | |
| 7/20 00:30 | 89.3 | ↑0.6 | |
| 7/20 00:40 | 90.2 | ↑0.9 | |
| 7/20 00:50 | 91.2 | ↑1.0 | |
| 7/20 01:00 | 92.5 | ↑1.3 | |
| 7/20 01:10 | 94.0 | ↑1.5 | |
| 7/20 01:20 | 95.7 | ↑1.7 | |
| 7/20 01:30 | 97.6 | ↑1.9 | |
| 7/20 01:40 | 99.6 | ↑2.0 | |
| 7/20 01:50 | 101.8 | ↑2.2 | |
| 7/20 02:00 | 104.2 | ↑2.4 | |
| 7/20 02:10 | 106.6 | ↑2.4 | |
| 7/20 02:20 | 109.2 | ↑2.6 | |
| 7/20 02:30 | 111.7 | ↑2.5 | |
| 7/20 02:40 | 114.4 | ↑2.7 | |
| 7/20 02:50 | 117.0 | ↑2.6 | |
| 7/20 03:00 | 119.6 | ↑2.6 | |
| 7/20 03:10 | 122.1 | ↑2.5 | |
| 7/20 03:20 | 124.6 | ↑2.5 | |
| 7/20 03:30 | 127.0 | ↑2.4 | |
| 7/20 03:40 | 129.3 | ↑2.3 | |
| 7/20 03:50 | 131.4 | ↑2.1 | |
| 7/20 04:00 | 133.3 | ↑1.9 | |
| 7/20 04:10 | 135.1 | ↑1.8 | |
| 7/20 04:20 | 136.7 | ↑1.6 | |
| 7/20 04:30 | 138.1 | ↑1.4 | |
| 7/20 04:40 | 139.2 | ↑1.1 | |
| 7/20 04:50 | 140.1 | ↑0.9 | |
| 7/20 05:00 | 140.7 | ↑0.6 | |
| 7/20 05:10 | 141.1 | ↑0.4 | 満潮 |
| 7/20 05:20 | 141.2 | ↑0.1 | 満潮 |
| 7/20 05:30 | 141.0 | ↓-0.2 | |
| 7/20 05:40 | 140.5 | ↓-0.5 | |
| 7/20 05:50 | 139.8 | ↓-0.7 | |
| 7/20 06:00 | 138.8 | ↓-1.0 | |
| 7/20 06:10 | 137.5 | ↓-1.3 | |
| 7/20 06:20 | 135.9 | ↓-1.6 | |
| 7/20 06:30 | 134.0 | ↓-1.9 | |
| 7/20 06:40 | 131.9 | ↓-2.1 | |
| 7/20 06:50 | 129.5 | ↓-2.4 | |
| 7/20 07:00 | 126.9 | ↓-2.6 | |
| 7/20 07:10 | 124.0 | ↓-2.9 | |
| 7/20 07:20 | 120.9 | ↓-3.1 | |
| 7/20 07:30 | 117.6 | ↓-3.3 | |
| 7/20 07:40 | 114.1 | ↓-3.5 | |
| 7/20 07:50 | 110.4 | ↓-3.7 | |
| 7/20 08:00 | 106.5 | ↓-3.9 | |
| 7/20 08:10 | 102.6 | ↓-3.9 | |
| 7/20 08:20 | 98.5 | ↓-4.1 | |
| 7/20 08:30 | 94.3 | ↓-4.2 | |
| 7/20 08:40 | 90.1 | ↓-4.2 | |
| 7/20 08:50 | 85.9 | ↓-4.2 | |
| 7/20 09:00 | 81.6 | ↓-4.3 | 最大潮位差 |
| 7/20 09:10 | 77.4 | ↓-4.2 | |
| 7/20 09:20 | 73.2 | ↓-4.2 | |
| 7/20 09:30 | 69.0 | ↓-4.2 | |
| 7/20 09:40 | 65.0 | ↓-4.0 | |
| 7/20 09:50 | 61.0 | ↓-4.0 | |
| 7/20 10:00 | 57.2 | ↓-3.8 | |
| 7/20 10:10 | 53.5 | ↓-3.7 | |
| 7/20 10:20 | 50.0 | ↓-3.5 | |
| 7/20 10:30 | 46.7 | ↓-3.3 | |
| 7/20 10:40 | 43.6 | ↓-3.1 | |
| 7/20 10:50 | 40.7 | ↓-2.9 | |
| 7/20 11:00 | 38.1 | ↓-2.6 | |
| 7/20 11:10 | 35.7 | ↓-2.4 | |
| 7/20 11:20 | 33.6 | ↓-2.1 | |
| 7/20 11:30 | 31.7 | ↓-1.9 | |
| 7/20 11:40 | 30.2 | ↓-1.5 | |
| 7/20 11:50 | 28.9 | ↓-1.3 | |
| 7/20 12:00 | 27.9 | ↓-1.0 | |
| 7/20 12:10 | 27.3 | ↓-0.6 | |
| 7/20 12:20 | 27.0 | ↓-0.3 | 干潮 |
| 7/20 12:30 | 27.0 | 0 | |
| 7/20 12:40 | 27.3 | ↑0.3 | |
| 7/20 12:50 | 28.0 | ↑0.7 | |
| 7/20 13:00 | 28.9 | ↑0.9 | |
| 7/20 13:10 | 30.2 | ↑1.3 | |
| 7/20 13:20 | 31.8 | ↑1.6 | |
| 7/20 13:30 | 33.7 | ↑1.9 | |
| 7/20 13:40 | 35.9 | ↑2.2 | |
| 7/20 13:50 | 38.3 | ↑2.4 | |
| 7/20 14:00 | 41.0 | ↑2.7 | |
| 7/20 14:10 | 44.0 | ↑3.0 | |
| 7/20 14:20 | 47.2 | ↑3.2 | |
| 7/20 14:30 | 50.5 | ↑3.3 | |
| 7/20 14:40 | 54.1 | ↑3.6 | |
| 7/20 14:50 | 57.8 | ↑3.7 | |
| 7/20 15:00 | 61.6 | ↑3.8 | |
| 7/20 15:10 | 65.6 | ↑4.0 | |
| 7/20 15:20 | 69.6 | ↑4.0 | |
| 7/20 15:30 | 73.6 | ↑4.0 | |
| 7/20 15:40 | 77.7 | ↑4.1 | |
| 7/20 15:50 | 81.8 | ↑4.1 | |
| 7/20 16:00 | 85.9 | ↑4.1 | |
| 7/20 16:10 | 89.9 | ↑4.0 | |
| 7/20 16:20 | 93.8 | ↑3.9 | |
| 7/20 16:30 | 97.7 | ↑3.9 | |
| 7/20 16:40 | 101.4 | ↑3.7 | |
| 7/20 16:50 | 105.1 | ↑3.7 | |
| 7/20 17:00 | 108.5 | ↑3.4 | |
| 7/20 17:10 | 111.8 | ↑3.3 | |
| 7/20 17:20 | 114.9 | ↑3.1 | |
| 7/20 17:30 | 117.8 | ↑2.9 | |
| 7/20 17:40 | 120.6 | ↑2.8 | |
| 7/20 17:50 | 123.0 | ↑2.4 | |
| 7/20 18:00 | 125.3 | ↑2.3 | |
| 7/20 18:10 | 127.3 | ↑2.0 | |
| 7/20 18:20 | 129.0 | ↑1.7 | |
| 7/20 18:30 | 130.5 | ↑1.5 | |
| 7/20 18:40 | 131.7 | ↑1.2 | |
| 7/20 18:50 | 132.6 | ↑0.9 | |
| 7/20 19:00 | 133.3 | ↑0.7 | |
| 7/20 19:10 | 133.7 | ↑0.4 | |
| 7/20 19:20 | 133.8 | ↑0.1 | 満潮 |
| 7/20 19:30 | 133.7 | ↓-0.1 | |
| 7/20 19:40 | 133.3 | ↓-0.4 | |
| 7/20 19:50 | 132.7 | ↓-0.6 | |
| 7/20 20:00 | 131.8 | ↓-0.9 | |
| 7/20 20:10 | 130.7 | ↓-1.1 | |
| 7/20 20:20 | 129.4 | ↓-1.3 | |
| 7/20 20:30 | 127.9 | ↓-1.5 | |
| 7/20 20:40 | 126.2 | ↓-1.7 | |
| 7/20 20:50 | 124.4 | ↓-1.8 | |
| 7/20 21:00 | 122.4 | ↓-2.0 | |
| 7/20 21:10 | 120.3 | ↓-2.1 | |
| 7/20 21:20 | 118.1 | ↓-2.2 | |
| 7/20 21:30 | 115.8 | ↓-2.3 | |
| 7/20 21:40 | 113.5 | ↓-2.3 | |
| 7/20 21:50 | 111.2 | ↓-2.3 | |
| 7/20 22:00 | 108.8 | ↓-2.4 | |
| 7/20 22:10 | 106.5 | ↓-2.3 | |
| 7/20 22:20 | 104.1 | ↓-2.4 | |
| 7/20 22:30 | 101.9 | ↓-2.2 | |
| 7/20 22:40 | 99.7 | ↓-2.2 | |
| 7/20 22:50 | 97.6 | ↓-2.1 | |
| 7/20 23:00 | 95.6 | ↓-2.0 | |
| 7/20 23:10 | 93.8 | ↓-1.8 | |
| 7/20 23:20 | 92.0 | ↓-1.8 | |
| 7/20 23:30 | 90.5 | ↓-1.5 | |
| 7/20 23:40 | 89.1 | ↓-1.4 | |
| 7/20 23:50 | 87.9 | ↓-1.2 |