| 満潮 | 干潮 | 満潮 | 干潮 |
|
7
(日) |
06:30 | 00:52 | 22:15 | 14:14 |
| 105cm | 77cm | 88cm | 13cm | |
|
||||
那珂湊（茨城）2041年04月7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 |
|---|---|---|---|
| 4/7 00:00 | 78.2 | ↓-0.6 | |
| 4/7 00:10 | 77.7 | ↓-0.5 | |
| 4/7 00:20 | 77.3 | ↓-0.4 | |
| 4/7 00:30 | 77.0 | ↓-0.3 | |
| 4/7 00:40 | 76.8 | ↓-0.2 | |
| 4/7 00:50 | 76.7 | ↓-0.1 | 干潮 |
| 4/7 01:00 | 76.8 | ↑0.1 | |
| 4/7 01:10 | 76.9 | ↑0.1 | |
| 4/7 01:20 | 77.2 | ↑0.3 | |
| 4/7 01:30 | 77.6 | ↑0.4 | |
| 4/7 01:40 | 78.1 | ↑0.5 | |
| 4/7 01:50 | 78.7 | ↑0.6 | |
| 4/7 02:00 | 79.4 | ↑0.7 | |
| 4/7 02:10 | 80.1 | ↑0.7 | |
| 4/7 02:20 | 81.0 | ↑0.9 | |
| 4/7 02:30 | 82.0 | ↑1.0 | |
| 4/7 02:40 | 83.0 | ↑1.0 | |
| 4/7 02:50 | 84.1 | ↑1.1 | |
| 4/7 03:00 | 85.2 | ↑1.1 | |
| 4/7 03:10 | 86.4 | ↑1.2 | |
| 4/7 03:20 | 87.6 | ↑1.2 | |
| 4/7 03:30 | 88.8 | ↑1.2 | |
| 4/7 03:40 | 90.1 | ↑1.3 | |
| 4/7 03:50 | 91.3 | ↑1.2 | |
| 4/7 04:00 | 92.6 | ↑1.3 | |
| 4/7 04:10 | 93.8 | ↑1.2 | |
| 4/7 04:20 | 95.1 | ↑1.3 | |
| 4/7 04:30 | 96.2 | ↑1.1 | |
| 4/7 04:40 | 97.4 | ↑1.2 | |
| 4/7 04:50 | 98.5 | ↑1.1 | |
| 4/7 05:00 | 99.5 | ↑1.0 | |
| 4/7 05:10 | 100.5 | ↑1.0 | |
| 4/7 05:20 | 101.4 | ↑0.9 | |
| 4/7 05:30 | 102.2 | ↑0.8 | |
| 4/7 05:40 | 102.9 | ↑0.7 | |
| 4/7 05:50 | 103.5 | ↑0.6 | |
| 4/7 06:00 | 104.0 | ↑0.5 | |
| 4/7 06:10 | 104.3 | ↑0.3 | |
| 4/7 06:20 | 104.5 | ↑0.2 | 満潮 |
| 4/7 06:30 | 104.6 | ↑0.1 | 満潮 |
| 4/7 06:40 | 104.5 | ↓-0.1 | |
| 4/7 06:50 | 104.3 | ↓-0.2 | |
| 4/7 07:00 | 103.8 | ↓-0.5 | |
| 4/7 07:10 | 103.3 | ↓-0.5 | |
| 4/7 07:20 | 102.5 | ↓-0.8 | |
| 4/7 07:30 | 101.6 | ↓-0.9 | |
| 4/7 07:40 | 100.4 | ↓-1.2 | |
| 4/7 07:50 | 99.1 | ↓-1.3 | |
| 4/7 08:00 | 97.6 | ↓-1.5 | |
| 4/7 08:10 | 96.0 | ↓-1.6 | |
| 4/7 08:20 | 94.1 | ↓-1.9 | |
| 4/7 08:30 | 92.1 | ↓-2.0 | |
| 4/7 08:40 | 89.9 | ↓-2.2 | |
| 4/7 08:50 | 87.5 | ↓-2.4 | |
| 4/7 09:00 | 85.0 | ↓-2.5 | |
| 4/7 09:10 | 82.3 | ↓-2.7 | |
| 4/7 09:20 | 79.5 | ↓-2.8 | |
| 4/7 09:30 | 76.6 | ↓-2.9 | |
| 4/7 09:40 | 73.6 | ↓-3.0 | |
| 4/7 09:50 | 70.5 | ↓-3.1 | |
| 4/7 10:00 | 67.4 | ↓-3.1 | |
| 4/7 10:10 | 64.2 | ↓-3.2 | |
| 4/7 10:20 | 60.9 | ↓-3.3 | 最大潮位差 |
| 4/7 10:30 | 57.6 | ↓-3.3 | 最大潮位差 |
| 4/7 10:40 | 54.4 | ↓-3.2 | |
| 4/7 10:50 | 51.1 | ↓-3.3 | 最大潮位差 |
| 4/7 11:00 | 47.9 | ↓-3.2 | |
| 4/7 11:10 | 44.7 | ↓-3.2 | |
| 4/7 11:20 | 41.7 | ↓-3.0 | |
| 4/7 11:30 | 38.7 | ↓-3.0 | |
| 4/7 11:40 | 35.8 | ↓-2.9 | |
| 4/7 11:50 | 33.0 | ↓-2.8 | |
| 4/7 12:00 | 30.4 | ↓-2.6 | |
| 4/7 12:10 | 28.0 | ↓-2.4 | |
| 4/7 12:20 | 25.6 | ↓-2.4 | |
| 4/7 12:30 | 23.5 | ↓-2.1 | |
| 4/7 12:40 | 21.5 | ↓-2.0 | |
| 4/7 12:50 | 19.8 | ↓-1.7 | |
| 4/7 13:00 | 18.2 | ↓-1.6 | |
| 4/7 13:10 | 16.8 | ↓-1.4 | |
| 4/7 13:20 | 15.7 | ↓-1.1 | |
| 4/7 13:30 | 14.7 | ↓-1.0 | |
| 4/7 13:40 | 13.9 | ↓-0.8 | |
| 4/7 13:50 | 13.4 | ↓-0.5 | |
| 4/7 14:00 | 13.0 | ↓-0.4 | |
| 4/7 14:10 | 12.8 | ↓-0.2 | 干潮 |
| 4/7 14:20 | 12.9 | ↑0.1 | |
| 4/7 14:30 | 13.1 | ↑0.2 | |
| 4/7 14:40 | 13.5 | ↑0.4 | |
| 4/7 14:50 | 14.1 | ↑0.6 | |
| 4/7 15:00 | 14.9 | ↑0.8 | |
| 4/7 15:10 | 15.9 | ↑1.0 | |
| 4/7 15:20 | 17.0 | ↑1.1 | |
| 4/7 15:30 | 18.2 | ↑1.2 | |
| 4/7 15:40 | 19.7 | ↑1.5 | |
| 4/7 15:50 | 21.2 | ↑1.5 | |
| 4/7 16:00 | 22.9 | ↑1.7 | |
| 4/7 16:10 | 24.7 | ↑1.8 | |
| 4/7 16:20 | 26.6 | ↑1.9 | |
| 4/7 16:30 | 28.6 | ↑2.0 | |
| 4/7 16:40 | 30.8 | ↑2.2 | |
| 4/7 16:50 | 33.0 | ↑2.2 | |
| 4/7 17:00 | 35.3 | ↑2.3 | |
| 4/7 17:10 | 37.6 | ↑2.3 | |
| 4/7 17:20 | 40.0 | ↑2.4 | |
| 4/7 17:30 | 42.5 | ↑2.5 | |
| 4/7 17:40 | 44.9 | ↑2.4 | |
| 4/7 17:50 | 47.4 | ↑2.5 | |
| 4/7 18:00 | 50.0 | ↑2.6 | |
| 4/7 18:10 | 52.5 | ↑2.5 | |
| 4/7 18:20 | 55.0 | ↑2.5 | |
| 4/7 18:30 | 57.4 | ↑2.4 | |
| 4/7 18:40 | 59.9 | ↑2.5 | |
| 4/7 18:50 | 62.3 | ↑2.4 | |
| 4/7 19:00 | 64.6 | ↑2.3 | |
| 4/7 19:10 | 66.9 | ↑2.3 | |
| 4/7 19:20 | 69.0 | ↑2.1 | |
| 4/7 19:30 | 71.1 | ↑2.1 | |
| 4/7 19:40 | 73.1 | ↑2.0 | |
| 4/7 19:50 | 75.0 | ↑1.9 | |
| 4/7 20:00 | 76.7 | ↑1.7 | |
| 4/7 20:10 | 78.4 | ↑1.7 | |
| 4/7 20:20 | 79.9 | ↑1.5 | |
| 4/7 20:30 | 81.2 | ↑1.3 | |
| 4/7 20:40 | 82.5 | ↑1.3 | |
| 4/7 20:50 | 83.6 | ↑1.1 | |
| 4/7 21:00 | 84.5 | ↑0.9 | |
| 4/7 21:10 | 85.3 | ↑0.8 | |
| 4/7 21:20 | 86.0 | ↑0.7 | |
| 4/7 21:30 | 86.6 | ↑0.6 | |
| 4/7 21:40 | 87.0 | ↑0.4 | |
| 4/7 21:50 | 87.3 | ↑0.3 | |
| 4/7 22:00 | 87.5 | ↑0.2 | |
| 4/7 22:10 | 87.6 | ↑0.1 | 満潮 |
| 4/7 22:20 | 87.6 | 0 | |
| 4/7 22:30 | 87.5 | ↓-0.1 | |
| 4/7 22:40 | 87.3 | ↓-0.2 | |
| 4/7 22:50 | 87.1 | ↓-0.2 | |
| 4/7 23:00 | 86.8 | ↓-0.3 | |
| 4/7 23:10 | 86.4 | ↓-0.4 | |
| 4/7 23:20 | 86.1 | ↓-0.3 | |
| 4/7 23:30 | 85.7 | ↓-0.4 | |
| 4/7 23:40 | 85.3 | ↓-0.4 | |
| 4/7 23:50 | 85.0 | ↓-0.3 |