| 満潮 | 干潮 | 満潮 | 干潮 |
|
11
(日) |
06:29 | 00:55 | 21:46 | 14:00 |
| 102cm | 73cm | 90cm | 15cm | |
|
||||
那珂湊（茨城）2038年04月11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 |
|---|---|---|---|
| 4/11 00:00 | 74.0 | ↓-0.7 | |
| 4/11 00:10 | 73.3 | ↓-0.7 | |
| 4/11 00:20 | 72.8 | ↓-0.5 | |
| 4/11 00:30 | 72.5 | ↓-0.3 | |
| 4/11 00:40 | 72.2 | ↓-0.3 | |
| 4/11 00:50 | 72.1 | ↓-0.1 | 干潮 |
| 4/11 01:00 | 72.1 | 0 | |
| 4/11 01:10 | 72.3 | ↑0.2 | |
| 4/11 01:20 | 72.5 | ↑0.2 | |
| 4/11 01:30 | 72.9 | ↑0.4 | |
| 4/11 01:40 | 73.5 | ↑0.6 | |
| 4/11 01:50 | 74.1 | ↑0.6 | |
| 4/11 02:00 | 74.9 | ↑0.8 | |
| 4/11 02:10 | 75.8 | ↑0.9 | |
| 4/11 02:20 | 76.8 | ↑1.0 | |
| 4/11 02:30 | 77.8 | ↑1.0 | |
| 4/11 02:40 | 79.0 | ↑1.2 | |
| 4/11 02:50 | 80.2 | ↑1.2 | |
| 4/11 03:00 | 81.4 | ↑1.2 | |
| 4/11 03:10 | 82.7 | ↑1.3 | |
| 4/11 03:20 | 84.1 | ↑1.4 | |
| 4/11 03:30 | 85.4 | ↑1.3 | |
| 4/11 03:40 | 86.8 | ↑1.4 | |
| 4/11 03:50 | 88.2 | ↑1.4 | |
| 4/11 04:00 | 89.5 | ↑1.3 | |
| 4/11 04:10 | 90.9 | ↑1.4 | |
| 4/11 04:20 | 92.2 | ↑1.3 | |
| 4/11 04:30 | 93.5 | ↑1.3 | |
| 4/11 04:40 | 94.7 | ↑1.2 | |
| 4/11 04:50 | 95.8 | ↑1.1 | |
| 4/11 05:00 | 96.9 | ↑1.1 | |
| 4/11 05:10 | 97.9 | ↑1.0 | |
| 4/11 05:20 | 98.8 | ↑0.9 | |
| 4/11 05:30 | 99.7 | ↑0.9 | |
| 4/11 05:40 | 100.4 | ↑0.7 | |
| 4/11 05:50 | 101.0 | ↑0.6 | |
| 4/11 06:00 | 101.4 | ↑0.4 | |
| 4/11 06:10 | 101.8 | ↑0.4 | |
| 4/11 06:20 | 101.9 | ↑0.1 | 満潮 |
| 4/11 06:30 | 102.0 | ↑0.1 | |
| 4/11 06:40 | 101.9 | ↓-0.1 | |
| 4/11 06:50 | 101.6 | ↓-0.3 | |
| 4/11 07:00 | 101.2 | ↓-0.4 | |
| 4/11 07:10 | 100.6 | ↓-0.6 | |
| 4/11 07:20 | 99.8 | ↓-0.8 | |
| 4/11 07:30 | 98.9 | ↓-0.9 | |
| 4/11 07:40 | 97.8 | ↓-1.1 | |
| 4/11 07:50 | 96.5 | ↓-1.3 | |
| 4/11 08:00 | 95.0 | ↓-1.5 | |
| 4/11 08:10 | 93.3 | ↓-1.7 | |
| 4/11 08:20 | 91.5 | ↓-1.8 | |
| 4/11 08:30 | 89.5 | ↓-2.0 | |
| 4/11 08:40 | 87.4 | ↓-2.1 | |
| 4/11 08:50 | 85.1 | ↓-2.3 | |
| 4/11 09:00 | 82.6 | ↓-2.5 | |
| 4/11 09:10 | 80.0 | ↓-2.6 | |
| 4/11 09:20 | 77.3 | ↓-2.7 | |
| 4/11 09:30 | 74.4 | ↓-2.9 | |
| 4/11 09:40 | 71.5 | ↓-2.9 | |
| 4/11 09:50 | 68.5 | ↓-3.0 | |
| 4/11 10:00 | 65.4 | ↓-3.1 | |
| 4/11 10:10 | 62.3 | ↓-3.1 | |
| 4/11 10:20 | 59.1 | ↓-3.2 | 最大潮位差 |
| 4/11 10:30 | 55.9 | ↓-3.2 | 最大潮位差 |
| 4/11 10:40 | 52.7 | ↓-3.2 | 最大潮位差 |
| 4/11 10:50 | 49.5 | ↓-3.2 | 最大潮位差 |
| 4/11 11:00 | 46.4 | ↓-3.1 | |
| 4/11 11:10 | 43.4 | ↓-3.0 | |
| 4/11 11:20 | 40.4 | ↓-3.0 | |
| 4/11 11:30 | 37.5 | ↓-2.9 | |
| 4/11 11:40 | 34.7 | ↓-2.8 | |
| 4/11 11:50 | 32.1 | ↓-2.6 | |
| 4/11 12:00 | 29.6 | ↓-2.5 | |
| 4/11 12:10 | 27.3 | ↓-2.3 | |
| 4/11 12:20 | 25.1 | ↓-2.2 | |
| 4/11 12:30 | 23.1 | ↓-2.0 | |
| 4/11 12:40 | 21.4 | ↓-1.7 | |
| 4/11 12:50 | 19.8 | ↓-1.6 | |
| 4/11 13:00 | 18.4 | ↓-1.4 | |
| 4/11 13:10 | 17.2 | ↓-1.2 | |
| 4/11 13:20 | 16.3 | ↓-0.9 | |
| 4/11 13:30 | 15.6 | ↓-0.7 | |
| 4/11 13:40 | 15.0 | ↓-0.6 | |
| 4/11 13:50 | 14.7 | ↓-0.3 | 干潮 |
| 4/11 14:00 | 14.7 | 0 | 干潮 |
| 4/11 14:10 | 14.8 | ↑0.1 | |
| 4/11 14:20 | 15.1 | ↑0.3 | |
| 4/11 14:30 | 15.7 | ↑0.6 | |
| 4/11 14:40 | 16.4 | ↑0.7 | |
| 4/11 14:50 | 17.3 | ↑0.9 | |
| 4/11 15:00 | 18.4 | ↑1.1 | |
| 4/11 15:10 | 19.7 | ↑1.3 | |
| 4/11 15:20 | 21.1 | ↑1.4 | |
| 4/11 15:30 | 22.6 | ↑1.5 | |
| 4/11 15:40 | 24.3 | ↑1.7 | |
| 4/11 15:50 | 26.2 | ↑1.9 | |
| 4/11 16:00 | 28.1 | ↑1.9 | |
| 4/11 16:10 | 30.2 | ↑2.1 | |
| 4/11 16:20 | 32.3 | ↑2.1 | |
| 4/11 16:30 | 34.6 | ↑2.3 | |
| 4/11 16:40 | 36.9 | ↑2.3 | |
| 4/11 16:50 | 39.3 | ↑2.4 | |
| 4/11 17:00 | 41.7 | ↑2.4 | |
| 4/11 17:10 | 44.2 | ↑2.5 | |
| 4/11 17:20 | 46.7 | ↑2.5 | |
| 4/11 17:30 | 49.2 | ↑2.5 | |
| 4/11 17:40 | 51.7 | ↑2.5 | |
| 4/11 17:50 | 54.3 | ↑2.6 | |
| 4/11 18:00 | 56.8 | ↑2.5 | |
| 4/11 18:10 | 59.3 | ↑2.5 | |
| 4/11 18:20 | 61.7 | ↑2.4 | |
| 4/11 18:30 | 64.1 | ↑2.4 | |
| 4/11 18:40 | 66.5 | ↑2.4 | |
| 4/11 18:50 | 68.8 | ↑2.3 | |
| 4/11 19:00 | 71.0 | ↑2.2 | |
| 4/11 19:10 | 73.1 | ↑2.1 | |
| 4/11 19:20 | 75.1 | ↑2.0 | |
| 4/11 19:30 | 77.1 | ↑2.0 | |
| 4/11 19:40 | 78.9 | ↑1.8 | |
| 4/11 19:50 | 80.5 | ↑1.6 | |
| 4/11 20:00 | 82.1 | ↑1.6 | |
| 4/11 20:10 | 83.5 | ↑1.4 | |
| 4/11 20:20 | 84.8 | ↑1.3 | |
| 4/11 20:30 | 85.9 | ↑1.1 | |
| 4/11 20:40 | 86.9 | ↑1.0 | |
| 4/11 20:50 | 87.8 | ↑0.9 | |
| 4/11 21:00 | 88.5 | ↑0.7 | |
| 4/11 21:10 | 89.0 | ↑0.5 | |
| 4/11 21:20 | 89.4 | ↑0.4 | |
| 4/11 21:30 | 89.7 | ↑0.3 | |
| 4/11 21:40 | 89.8 | ↑0.1 | 満潮 |
| 4/11 21:50 | 89.8 | 0 | |
| 4/11 22:00 | 89.7 | ↓-0.1 | |
| 4/11 22:10 | 89.4 | ↓-0.3 | |
| 4/11 22:20 | 89.1 | ↓-0.3 | |
| 4/11 22:30 | 88.7 | ↓-0.4 | |
| 4/11 22:40 | 88.2 | ↓-0.5 | |
| 4/11 22:50 | 87.6 | ↓-0.6 | |
| 4/11 23:00 | 86.9 | ↓-0.7 | |
| 4/11 23:10 | 86.3 | ↓-0.6 | |
| 4/11 23:20 | 85.6 | ↓-0.7 | |
| 4/11 23:30 | 84.8 | ↓-0.8 | |
| 4/11 23:40 | 84.1 | ↓-0.7 | |
| 4/11 23:50 | 83.4 | ↓-0.7 |