| 満潮 | 干潮 | 満潮 | 干潮 |
|
30
(日) |
02:23 | 09:38 | 16:44 | 21:48 |
| 140cm | 23cm | 136cm | 91cm | |
|
||||
大洗（茨城）2034年07月30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 |
|---|---|---|---|
| 7/30 00:00 | 120.1 | ↑2.2 | |
| 7/30 00:10 | 122.2 | ↑2.1 | |
| 7/30 00:20 | 124.3 | ↑2.1 | |
| 7/30 00:30 | 126.4 | ↑2.1 | |
| 7/30 00:40 | 128.4 | ↑2.0 | |
| 7/30 00:50 | 130.2 | ↑1.8 | |
| 7/30 01:00 | 132.0 | ↑1.8 | |
| 7/30 01:10 | 133.5 | ↑1.5 | |
| 7/30 01:20 | 135.0 | ↑1.5 | |
| 7/30 01:30 | 136.2 | ↑1.2 | |
| 7/30 01:40 | 137.3 | ↑1.1 | |
| 7/30 01:50 | 138.1 | ↑0.8 | |
| 7/30 02:00 | 138.7 | ↑0.6 | |
| 7/30 02:10 | 139.1 | ↑0.4 | |
| 7/30 02:20 | 139.3 | ↑0.2 | 満潮 |
| 7/30 02:30 | 139.2 | ↓-0.1 | |
| 7/30 02:40 | 138.9 | ↓-0.3 | |
| 7/30 02:50 | 138.3 | ↓-0.6 | |
| 7/30 03:00 | 137.5 | ↓-0.8 | |
| 7/30 03:10 | 136.4 | ↓-1.1 | |
| 7/30 03:20 | 135.1 | ↓-1.3 | |
| 7/30 03:30 | 133.5 | ↓-1.6 | |
| 7/30 03:40 | 131.6 | ↓-1.9 | |
| 7/30 03:50 | 129.5 | ↓-2.1 | |
| 7/30 04:00 | 127.2 | ↓-2.3 | |
| 7/30 04:10 | 124.6 | ↓-2.6 | |
| 7/30 04:20 | 121.8 | ↓-2.8 | |
| 7/30 04:30 | 118.8 | ↓-3.0 | |
| 7/30 04:40 | 115.5 | ↓-3.3 | |
| 7/30 04:50 | 112.1 | ↓-3.4 | |
| 7/30 05:00 | 108.5 | ↓-3.6 | |
| 7/30 05:10 | 104.7 | ↓-3.8 | |
| 7/30 05:20 | 100.8 | ↓-3.9 | |
| 7/30 05:30 | 96.8 | ↓-4.0 | |
| 7/30 05:40 | 92.6 | ↓-4.2 | |
| 7/30 05:50 | 88.4 | ↓-4.2 | |
| 7/30 06:00 | 84.1 | ↓-4.3 | |
| 7/30 06:10 | 79.8 | ↓-4.3 | |
| 7/30 06:20 | 75.4 | ↓-4.4 | 最大潮位差 |
| 7/30 06:30 | 71.1 | ↓-4.3 | |
| 7/30 06:40 | 66.9 | ↓-4.2 | |
| 7/30 06:50 | 62.7 | ↓-4.2 | |
| 7/30 07:00 | 58.6 | ↓-4.1 | |
| 7/30 07:10 | 54.6 | ↓-4.0 | |
| 7/30 07:20 | 50.8 | ↓-3.8 | |
| 7/30 07:30 | 47.1 | ↓-3.7 | |
| 7/30 07:40 | 43.7 | ↓-3.4 | |
| 7/30 07:50 | 40.4 | ↓-3.3 | |
| 7/30 08:00 | 37.4 | ↓-3.0 | |
| 7/30 08:10 | 34.6 | ↓-2.8 | |
| 7/30 08:20 | 32.1 | ↓-2.5 | |
| 7/30 08:30 | 29.8 | ↓-2.3 | |
| 7/30 08:40 | 27.9 | ↓-1.9 | |
| 7/30 08:50 | 26.2 | ↓-1.7 | |
| 7/30 09:00 | 24.9 | ↓-1.3 | |
| 7/30 09:10 | 23.8 | ↓-1.1 | |
| 7/30 09:20 | 23.1 | ↓-0.7 | |
| 7/30 09:30 | 22.7 | ↓-0.4 | 干潮 |
| 7/30 09:40 | 22.7 | 0 | |
| 7/30 09:50 | 22.9 | ↑0.2 | |
| 7/30 10:00 | 23.5 | ↑0.6 | |
| 7/30 10:10 | 24.4 | ↑0.9 | |
| 7/30 10:20 | 25.7 | ↑1.3 | |
| 7/30 10:30 | 27.2 | ↑1.5 | |
| 7/30 10:40 | 29.1 | ↑1.9 | |
| 7/30 10:50 | 31.2 | ↑2.1 | |
| 7/30 11:00 | 33.6 | ↑2.4 | |
| 7/30 11:10 | 36.3 | ↑2.7 | |
| 7/30 11:20 | 39.2 | ↑2.9 | |
| 7/30 11:30 | 42.4 | ↑3.2 | |
| 7/30 11:40 | 45.8 | ↑3.4 | |
| 7/30 11:50 | 49.4 | ↑3.6 | |
| 7/30 12:00 | 53.1 | ↑3.7 | |
| 7/30 12:10 | 57.0 | ↑3.9 | |
| 7/30 12:20 | 61.0 | ↑4.0 | |
| 7/30 12:30 | 65.1 | ↑4.1 | |
| 7/30 12:40 | 69.2 | ↑4.1 | |
| 7/30 12:50 | 73.4 | ↑4.2 | |
| 7/30 13:00 | 77.6 | ↑4.2 | |
| 7/30 13:10 | 81.8 | ↑4.2 | |
| 7/30 13:20 | 86.0 | ↑4.2 | |
| 7/30 13:30 | 90.1 | ↑4.1 | |
| 7/30 13:40 | 94.2 | ↑4.1 | |
| 7/30 13:50 | 98.1 | ↑3.9 | |
| 7/30 14:00 | 101.9 | ↑3.8 | |
| 7/30 14:10 | 105.6 | ↑3.7 | |
| 7/30 14:20 | 109.2 | ↑3.6 | |
| 7/30 14:30 | 112.5 | ↑3.3 | |
| 7/30 14:40 | 115.7 | ↑3.2 | |
| 7/30 14:50 | 118.7 | ↑3.0 | |
| 7/30 15:00 | 121.4 | ↑2.7 | |
| 7/30 15:10 | 124.0 | ↑2.6 | |
| 7/30 15:20 | 126.3 | ↑2.3 | |
| 7/30 15:30 | 128.3 | ↑2.0 | |
| 7/30 15:40 | 130.1 | ↑1.8 | |
| 7/30 15:50 | 131.7 | ↑1.6 | |
| 7/30 16:00 | 133.0 | ↑1.3 | |
| 7/30 16:10 | 134.0 | ↑1.0 | |
| 7/30 16:20 | 134.8 | ↑0.8 | |
| 7/30 16:30 | 135.3 | ↑0.5 | |
| 7/30 16:40 | 135.5 | ↑0.2 | 満潮 |
| 7/30 16:50 | 135.4 | ↓-0.1 | |
| 7/30 17:00 | 135.1 | ↓-0.3 | |
| 7/30 17:10 | 134.6 | ↓-0.5 | |
| 7/30 17:20 | 133.8 | ↓-0.8 | |
| 7/30 17:30 | 132.8 | ↓-1.0 | |
| 7/30 17:40 | 131.5 | ↓-1.3 | |
| 7/30 17:50 | 130.1 | ↓-1.4 | |
| 7/30 18:00 | 128.5 | ↓-1.6 | |
| 7/30 18:10 | 126.7 | ↓-1.8 | |
| 7/30 18:20 | 124.7 | ↓-2.0 | |
| 7/30 18:30 | 122.7 | ↓-2.0 | |
| 7/30 18:40 | 120.5 | ↓-2.2 | |
| 7/30 18:50 | 118.3 | ↓-2.2 | |
| 7/30 19:00 | 116.0 | ↓-2.3 | |
| 7/30 19:10 | 113.7 | ↓-2.3 | |
| 7/30 19:20 | 111.4 | ↓-2.3 | |
| 7/30 19:30 | 109.1 | ↓-2.3 | |
| 7/30 19:40 | 106.9 | ↓-2.2 | |
| 7/30 19:50 | 104.8 | ↓-2.1 | |
| 7/30 20:00 | 102.7 | ↓-2.1 | |
| 7/30 20:10 | 100.7 | ↓-2.0 | |
| 7/30 20:20 | 98.9 | ↓-1.8 | |
| 7/30 20:30 | 97.2 | ↓-1.7 | |
| 7/30 20:40 | 95.7 | ↓-1.5 | |
| 7/30 20:50 | 94.4 | ↓-1.3 | |
| 7/30 21:00 | 93.2 | ↓-1.2 | |
| 7/30 21:10 | 92.3 | ↓-0.9 | |
| 7/30 21:20 | 91.5 | ↓-0.8 | |
| 7/30 21:30 | 91.0 | ↓-0.5 | |
| 7/30 21:40 | 90.8 | ↓-0.2 | 干潮 |
| 7/30 21:50 | 90.7 | ↓-0.1 | |
| 7/30 22:00 | 90.9 | ↑0.2 | |
| 7/30 22:10 | 91.3 | ↑0.4 | |
| 7/30 22:20 | 91.9 | ↑0.6 | |
| 7/30 22:30 | 92.8 | ↑0.9 | |
| 7/30 22:40 | 93.9 | ↑1.1 | |
| 7/30 22:50 | 95.2 | ↑1.3 | |
| 7/30 23:00 | 96.7 | ↑1.5 | |
| 7/30 23:10 | 98.4 | ↑1.7 | |
| 7/30 23:20 | 100.3 | ↑1.9 | |
| 7/30 23:30 | 102.4 | ↑2.1 | |
| 7/30 23:40 | 104.6 | ↑2.2 | |
| 7/30 23:50 | 106.9 | ↑2.3 |