| 満潮 | 干潮 | 満潮 | 干潮 |
|
12
(日) |
01:33 | 08:01 | 13:46 | 19:39 |
| 109cm | 46cm | 92cm | 42cm | |
|
||||
那珂湊（茨城）2041年05月12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 |
|---|---|---|---|
| 5/12 00:00 | 100.2 | ↑1.9 | |
| 5/12 00:10 | 102.0 | ↑1.8 | |
| 5/12 00:20 | 103.5 | ↑1.5 | |
| 5/12 00:30 | 104.9 | ↑1.4 | |
| 5/12 00:40 | 106.1 | ↑1.2 | |
| 5/12 00:50 | 107.1 | ↑1.0 | |
| 5/12 01:00 | 107.8 | ↑0.7 | |
| 5/12 01:10 | 108.4 | ↑0.6 | |
| 5/12 01:20 | 108.8 | ↑0.4 | |
| 5/12 01:30 | 108.9 | ↑0.1 | 満潮 |
| 5/12 01:40 | 108.8 | ↓-0.1 | |
| 5/12 01:50 | 108.6 | ↓-0.2 | |
| 5/12 02:00 | 108.1 | ↓-0.5 | |
| 5/12 02:10 | 107.4 | ↓-0.7 | |
| 5/12 02:20 | 106.5 | ↓-0.9 | |
| 5/12 02:30 | 105.4 | ↓-1.1 | |
| 5/12 02:40 | 104.1 | ↓-1.3 | |
| 5/12 02:50 | 102.6 | ↓-1.5 | |
| 5/12 03:00 | 101.0 | ↓-1.6 | |
| 5/12 03:10 | 99.2 | ↓-1.8 | |
| 5/12 03:20 | 97.3 | ↓-1.9 | |
| 5/12 03:30 | 95.3 | ↓-2.0 | |
| 5/12 03:40 | 93.1 | ↓-2.2 | |
| 5/12 03:50 | 90.9 | ↓-2.2 | |
| 5/12 04:00 | 88.5 | ↓-2.4 | |
| 5/12 04:10 | 86.1 | ↓-2.4 | |
| 5/12 04:20 | 83.6 | ↓-2.5 | |
| 5/12 04:30 | 81.0 | ↓-2.6 | |
| 5/12 04:40 | 78.5 | ↓-2.5 | |
| 5/12 04:50 | 75.9 | ↓-2.6 | |
| 5/12 05:00 | 73.4 | ↓-2.5 | |
| 5/12 05:10 | 70.8 | ↓-2.6 | |
| 5/12 05:20 | 68.3 | ↓-2.5 | |
| 5/12 05:30 | 65.9 | ↓-2.4 | |
| 5/12 05:40 | 63.6 | ↓-2.3 | |
| 5/12 05:50 | 61.3 | ↓-2.3 | |
| 5/12 06:00 | 59.1 | ↓-2.2 | |
| 5/12 06:10 | 57.1 | ↓-2.0 | |
| 5/12 06:20 | 55.1 | ↓-2.0 | |
| 5/12 06:30 | 53.4 | ↓-1.7 | |
| 5/12 06:40 | 51.7 | ↓-1.7 | |
| 5/12 06:50 | 50.3 | ↓-1.4 | |
| 5/12 07:00 | 49.0 | ↓-1.3 | |
| 5/12 07:10 | 47.9 | ↓-1.1 | |
| 5/12 07:20 | 47.0 | ↓-0.9 | |
| 5/12 07:30 | 46.3 | ↓-0.7 | |
| 5/12 07:40 | 45.8 | ↓-0.5 | |
| 5/12 07:50 | 45.5 | ↓-0.3 | |
| 5/12 08:00 | 45.4 | ↓-0.1 | 干潮 |
| 5/12 08:10 | 45.5 | ↑0.1 | |
| 5/12 08:20 | 45.8 | ↑0.3 | |
| 5/12 08:30 | 46.3 | ↑0.5 | |
| 5/12 08:40 | 47.0 | ↑0.7 | |
| 5/12 08:50 | 47.9 | ↑0.9 | |
| 5/12 09:00 | 48.9 | ↑1.0 | |
| 5/12 09:10 | 50.1 | ↑1.2 | |
| 5/12 09:20 | 51.5 | ↑1.4 | |
| 5/12 09:30 | 53.0 | ↑1.5 | |
| 5/12 09:40 | 54.6 | ↑1.6 | |
| 5/12 09:50 | 56.4 | ↑1.8 | |
| 5/12 10:00 | 58.3 | ↑1.9 | |
| 5/12 10:10 | 60.2 | ↑1.9 | |
| 5/12 10:20 | 62.2 | ↑2.0 | |
| 5/12 10:30 | 64.3 | ↑2.1 | |
| 5/12 10:40 | 66.4 | ↑2.1 | |
| 5/12 10:50 | 68.5 | ↑2.1 | |
| 5/12 11:00 | 70.6 | ↑2.1 | |
| 5/12 11:10 | 72.7 | ↑2.1 | |
| 5/12 11:20 | 74.8 | ↑2.1 | |
| 5/12 11:30 | 76.8 | ↑2.0 | |
| 5/12 11:40 | 78.7 | ↑1.9 | |
| 5/12 11:50 | 80.6 | ↑1.9 | |
| 5/12 12:00 | 82.3 | ↑1.7 | |
| 5/12 12:10 | 84.0 | ↑1.7 | |
| 5/12 12:20 | 85.5 | ↑1.5 | |
| 5/12 12:30 | 86.9 | ↑1.4 | |
| 5/12 12:40 | 88.1 | ↑1.2 | |
| 5/12 12:50 | 89.1 | ↑1.0 | |
| 5/12 13:00 | 90.1 | ↑1.0 | |
| 5/12 13:10 | 90.8 | ↑0.7 | |
| 5/12 13:20 | 91.3 | ↑0.5 | |
| 5/12 13:30 | 91.7 | ↑0.4 | |
| 5/12 13:40 | 91.9 | ↑0.2 | 満潮 |
| 5/12 13:50 | 91.9 | 0 | |
| 5/12 14:00 | 91.7 | ↓-0.2 | |
| 5/12 14:10 | 91.3 | ↓-0.4 | |
| 5/12 14:20 | 90.7 | ↓-0.6 | |
| 5/12 14:30 | 90.0 | ↓-0.7 | |
| 5/12 14:40 | 89.1 | ↓-0.9 | |
| 5/12 14:50 | 88.0 | ↓-1.1 | |
| 5/12 15:00 | 86.7 | ↓-1.3 | |
| 5/12 15:10 | 85.3 | ↓-1.4 | |
| 5/12 15:20 | 83.8 | ↓-1.5 | |
| 5/12 15:30 | 82.1 | ↓-1.7 | |
| 5/12 15:40 | 80.3 | ↓-1.8 | |
| 5/12 15:50 | 78.4 | ↓-1.9 | |
| 5/12 16:00 | 76.5 | ↓-1.9 | |
| 5/12 16:10 | 74.4 | ↓-2.1 | |
| 5/12 16:20 | 72.3 | ↓-2.1 | |
| 5/12 16:30 | 70.1 | ↓-2.2 | |
| 5/12 16:40 | 67.9 | ↓-2.2 | |
| 5/12 16:50 | 65.7 | ↓-2.2 | |
| 5/12 17:00 | 63.5 | ↓-2.2 | |
| 5/12 17:10 | 61.3 | ↓-2.2 | |
| 5/12 17:20 | 59.2 | ↓-2.1 | |
| 5/12 17:30 | 57.1 | ↓-2.1 | |
| 5/12 17:40 | 55.1 | ↓-2.0 | |
| 5/12 17:50 | 53.2 | ↓-1.9 | |
| 5/12 18:00 | 51.3 | ↓-1.9 | |
| 5/12 18:10 | 49.6 | ↓-1.7 | |
| 5/12 18:20 | 48.1 | ↓-1.5 | |
| 5/12 18:30 | 46.7 | ↓-1.4 | |
| 5/12 18:40 | 45.4 | ↓-1.3 | |
| 5/12 18:50 | 44.3 | ↓-1.1 | |
| 5/12 19:00 | 43.4 | ↓-0.9 | |
| 5/12 19:10 | 42.7 | ↓-0.7 | |
| 5/12 19:20 | 42.3 | ↓-0.4 | |
| 5/12 19:30 | 42.0 | ↓-0.3 | 干潮 |
| 5/12 19:40 | 41.9 | ↓-0.1 | |
| 5/12 19:50 | 42.0 | ↑0.1 | |
| 5/12 20:00 | 42.4 | ↑0.4 | |
| 5/12 20:10 | 43.0 | ↑0.6 | |
| 5/12 20:20 | 43.8 | ↑0.8 | |
| 5/12 20:30 | 44.8 | ↑1.0 | |
| 5/12 20:40 | 46.1 | ↑1.3 | |
| 5/12 20:50 | 47.5 | ↑1.4 | |
| 5/12 21:00 | 49.1 | ↑1.6 | |
| 5/12 21:10 | 50.9 | ↑1.8 | |
| 5/12 21:20 | 52.9 | ↑2.0 | |
| 5/12 21:30 | 55.1 | ↑2.2 | |
| 5/12 21:40 | 57.4 | ↑2.3 | |
| 5/12 21:50 | 59.8 | ↑2.4 | |
| 5/12 22:00 | 62.4 | ↑2.6 | |
| 5/12 22:10 | 65.1 | ↑2.7 | |
| 5/12 22:20 | 67.8 | ↑2.7 | |
| 5/12 22:30 | 70.6 | ↑2.8 | |
| 5/12 22:40 | 73.4 | ↑2.8 | |
| 5/12 22:50 | 76.3 | ↑2.9 | 最大潮位差 |
| 5/12 23:00 | 79.2 | ↑2.9 | 最大潮位差 |
| 5/12 23:10 | 82.1 | ↑2.9 | 最大潮位差 |
| 5/12 23:20 | 84.9 | ↑2.8 | |
| 5/12 23:30 | 87.6 | ↑2.7 | |
| 5/12 23:40 | 90.3 | ↑2.7 | |
| 5/12 23:50 | 92.9 | ↑2.6 |