| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(月) |
02:20 | 09:42 | 17:00 | 21:50 |
| 132cm | 3cm | 127cm | 89cm | |
|
||||
那珂湊（茨城）2050年07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 |
|---|---|---|---|
| 7/4 00:00 | 113.3 | ↑2.0 | |
| 7/4 00:10 | 115.3 | ↑2.0 | |
| 7/4 00:20 | 117.3 | ↑2.0 | |
| 7/4 00:30 | 119.2 | ↑1.9 | |
| 7/4 00:40 | 121.1 | ↑1.9 | |
| 7/4 00:50 | 122.8 | ↑1.7 | |
| 7/4 01:00 | 124.4 | ↑1.6 | |
| 7/4 01:10 | 125.9 | ↑1.5 | |
| 7/4 01:20 | 127.2 | ↑1.3 | |
| 7/4 01:30 | 128.4 | ↑1.2 | |
| 7/4 01:40 | 129.4 | ↑1.0 | |
| 7/4 01:50 | 130.1 | ↑0.7 | |
| 7/4 02:00 | 130.7 | ↑0.6 | |
| 7/4 02:10 | 131.1 | ↑0.4 | 満潮 |
| 7/4 02:20 | 131.2 | ↑0.1 | 満潮 |
| 7/4 02:30 | 131.0 | ↓-0.2 | |
| 7/4 02:40 | 130.6 | ↓-0.4 | |
| 7/4 02:50 | 130.0 | ↓-0.6 | |
| 7/4 03:00 | 129.1 | ↓-0.9 | |
| 7/4 03:10 | 127.9 | ↓-1.2 | |
| 7/4 03:20 | 126.4 | ↓-1.5 | |
| 7/4 03:30 | 124.7 | ↓-1.7 | |
| 7/4 03:40 | 122.6 | ↓-2.1 | |
| 7/4 03:50 | 120.4 | ↓-2.2 | |
| 7/4 04:00 | 117.8 | ↓-2.6 | |
| 7/4 04:10 | 115.0 | ↓-2.8 | |
| 7/4 04:20 | 112.0 | ↓-3.0 | |
| 7/4 04:30 | 108.7 | ↓-3.3 | |
| 7/4 04:40 | 105.2 | ↓-3.5 | |
| 7/4 04:50 | 101.4 | ↓-3.8 | |
| 7/4 05:00 | 97.5 | ↓-3.9 | |
| 7/4 05:10 | 93.4 | ↓-4.1 | |
| 7/4 05:20 | 89.2 | ↓-4.2 | |
| 7/4 05:30 | 84.8 | ↓-4.4 | |
| 7/4 05:40 | 80.3 | ↓-4.5 | |
| 7/4 05:50 | 75.7 | ↓-4.6 | |
| 7/4 06:00 | 71.1 | ↓-4.6 | |
| 7/4 06:10 | 66.4 | ↓-4.7 | 最大潮位差 |
| 7/4 06:20 | 61.7 | ↓-4.7 | 最大潮位差 |
| 7/4 06:30 | 57.0 | ↓-4.7 | 最大潮位差 |
| 7/4 06:40 | 52.4 | ↓-4.6 | |
| 7/4 06:50 | 47.8 | ↓-4.6 | |
| 7/4 07:00 | 43.3 | ↓-4.5 | |
| 7/4 07:10 | 38.9 | ↓-4.4 | |
| 7/4 07:20 | 34.7 | ↓-4.2 | |
| 7/4 07:30 | 30.7 | ↓-4.0 | |
| 7/4 07:40 | 26.8 | ↓-3.9 | |
| 7/4 07:50 | 23.2 | ↓-3.6 | |
| 7/4 08:00 | 19.8 | ↓-3.4 | |
| 7/4 08:10 | 16.6 | ↓-3.2 | |
| 7/4 08:20 | 13.8 | ↓-2.8 | |
| 7/4 08:30 | 11.2 | ↓-2.6 | |
| 7/4 08:40 | 8.9 | ↓-2.3 | |
| 7/4 08:50 | 7.0 | ↓-1.9 | |
| 7/4 09:00 | 5.4 | ↓-1.6 | |
| 7/4 09:10 | 4.1 | ↓-1.3 | |
| 7/4 09:20 | 3.2 | ↓-0.9 | |
| 7/4 09:30 | 2.7 | ↓-0.5 | |
| 7/4 09:40 | 2.4 | ↓-0.3 | 干潮 |
| 7/4 09:50 | 2.6 | ↑0.2 | |
| 7/4 10:00 | 3.1 | ↑0.5 | |
| 7/4 10:10 | 3.9 | ↑0.8 | |
| 7/4 10:20 | 5.1 | ↑1.2 | |
| 7/4 10:30 | 6.6 | ↑1.5 | |
| 7/4 10:40 | 8.5 | ↑1.9 | |
| 7/4 10:50 | 10.6 | ↑2.1 | |
| 7/4 11:00 | 13.0 | ↑2.4 | |
| 7/4 11:10 | 15.7 | ↑2.7 | |
| 7/4 11:20 | 18.7 | ↑3.0 | |
| 7/4 11:30 | 22.0 | ↑3.3 | |
| 7/4 11:40 | 25.4 | ↑3.4 | |
| 7/4 11:50 | 29.1 | ↑3.7 | |
| 7/4 12:00 | 32.9 | ↑3.8 | |
| 7/4 12:10 | 36.9 | ↑4.0 | |
| 7/4 12:20 | 41.0 | ↑4.1 | |
| 7/4 12:30 | 45.3 | ↑4.3 | |
| 7/4 12:40 | 49.6 | ↑4.3 | |
| 7/4 12:50 | 54.0 | ↑4.4 | |
| 7/4 13:00 | 58.5 | ↑4.5 | |
| 7/4 13:10 | 63.0 | ↑4.5 | |
| 7/4 13:20 | 67.4 | ↑4.4 | |
| 7/4 13:30 | 71.9 | ↑4.5 | |
| 7/4 13:40 | 76.3 | ↑4.4 | |
| 7/4 13:50 | 80.6 | ↑4.3 | |
| 7/4 14:00 | 84.8 | ↑4.2 | |
| 7/4 14:10 | 88.9 | ↑4.1 | |
| 7/4 14:20 | 92.9 | ↑4.0 | |
| 7/4 14:30 | 96.7 | ↑3.8 | |
| 7/4 14:40 | 100.4 | ↑3.7 | |
| 7/4 14:50 | 103.8 | ↑3.4 | |
| 7/4 15:00 | 107.1 | ↑3.3 | |
| 7/4 15:10 | 110.1 | ↑3.0 | |
| 7/4 15:20 | 112.9 | ↑2.8 | |
| 7/4 15:30 | 115.4 | ↑2.5 | |
| 7/4 15:40 | 117.7 | ↑2.3 | |
| 7/4 15:50 | 119.7 | ↑2.0 | |
| 7/4 16:00 | 121.5 | ↑1.8 | |
| 7/4 16:10 | 122.9 | ↑1.4 | |
| 7/4 16:20 | 124.1 | ↑1.2 | |
| 7/4 16:30 | 125.1 | ↑1.0 | |
| 7/4 16:40 | 125.7 | ↑0.6 | |
| 7/4 16:50 | 126.1 | ↑0.4 | 満潮 |
| 7/4 17:00 | 126.2 | ↑0.1 | 満潮 |
| 7/4 17:10 | 126.1 | ↓-0.1 | |
| 7/4 17:20 | 125.7 | ↓-0.4 | |
| 7/4 17:30 | 125.0 | ↓-0.7 | |
| 7/4 17:40 | 124.2 | ↓-0.8 | |
| 7/4 17:50 | 123.1 | ↓-1.1 | |
| 7/4 18:00 | 121.9 | ↓-1.2 | |
| 7/4 18:10 | 120.5 | ↓-1.4 | |
| 7/4 18:20 | 118.9 | ↓-1.6 | |
| 7/4 18:30 | 117.2 | ↓-1.7 | |
| 7/4 18:40 | 115.4 | ↓-1.8 | |
| 7/4 18:50 | 113.6 | ↓-1.8 | |
| 7/4 19:00 | 111.6 | ↓-2.0 | |
| 7/4 19:10 | 109.6 | ↓-2.0 | |
| 7/4 19:20 | 107.6 | ↓-2.0 | |
| 7/4 19:30 | 105.6 | ↓-2.0 | |
| 7/4 19:40 | 103.6 | ↓-2.0 | |
| 7/4 19:50 | 101.7 | ↓-1.9 | |
| 7/4 20:00 | 99.8 | ↓-1.9 | |
| 7/4 20:10 | 98.1 | ↓-1.7 | |
| 7/4 20:20 | 96.4 | ↓-1.7 | |
| 7/4 20:30 | 94.9 | ↓-1.5 | |
| 7/4 20:40 | 93.5 | ↓-1.4 | |
| 7/4 20:50 | 92.2 | ↓-1.3 | |
| 7/4 21:00 | 91.2 | ↓-1.0 | |
| 7/4 21:10 | 90.3 | ↓-0.9 | |
| 7/4 21:20 | 89.6 | ↓-0.7 | |
| 7/4 21:30 | 89.1 | ↓-0.5 | |
| 7/4 21:40 | 88.8 | ↓-0.3 | 干潮 |
| 7/4 21:50 | 88.7 | ↓-0.1 | 干潮 |
| 7/4 22:00 | 88.8 | ↑0.1 | |
| 7/4 22:10 | 89.1 | ↑0.3 | |
| 7/4 22:20 | 89.6 | ↑0.5 | |
| 7/4 22:30 | 90.4 | ↑0.8 | |
| 7/4 22:40 | 91.3 | ↑0.9 | |
| 7/4 22:50 | 92.4 | ↑1.1 | |
| 7/4 23:00 | 93.6 | ↑1.2 | |
| 7/4 23:10 | 95.0 | ↑1.4 | |
| 7/4 23:20 | 96.6 | ↑1.6 | |
| 7/4 23:30 | 98.3 | ↑1.7 | |
| 7/4 23:40 | 100.1 | ↑1.8 | |
| 7/4 23:50 | 102.1 | ↑2.0 |