| 満潮 | 干潮 | 満潮 | 干潮 |
|
15
(木) |
10:14 | 05:12 | 23:46 | 16:55 |
| 89cm | 67cm | 104cm | 40cm | |
|
||||
那珂湊（茨城）2031年05月15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 |
|---|---|---|---|
| 5/15 00:00 | 98.1 | ↓-0.9 | |
| 5/15 00:10 | 97.2 | ↓-0.9 | |
| 5/15 00:20 | 96.2 | ↓-1.0 | |
| 5/15 00:30 | 95.0 | ↓-1.2 | |
| 5/15 00:40 | 93.8 | ↓-1.2 | |
| 5/15 00:50 | 92.5 | ↓-1.3 | |
| 5/15 01:00 | 91.2 | ↓-1.3 | |
| 5/15 01:10 | 89.8 | ↓-1.4 | |
| 5/15 01:20 | 88.4 | ↓-1.4 | |
| 5/15 01:30 | 87.0 | ↓-1.4 | |
| 5/15 01:40 | 85.5 | ↓-1.5 | |
| 5/15 01:50 | 84.0 | ↓-1.5 | |
| 5/15 02:00 | 82.6 | ↓-1.4 | |
| 5/15 02:10 | 81.2 | ↓-1.4 | |
| 5/15 02:20 | 79.8 | ↓-1.4 | |
| 5/15 02:30 | 78.4 | ↓-1.4 | |
| 5/15 02:40 | 77.1 | ↓-1.3 | |
| 5/15 02:50 | 75.8 | ↓-1.3 | |
| 5/15 03:00 | 74.6 | ↓-1.2 | |
| 5/15 03:10 | 73.4 | ↓-1.2 | |
| 5/15 03:20 | 72.3 | ↓-1.1 | |
| 5/15 03:30 | 71.3 | ↓-1.0 | |
| 5/15 03:40 | 70.4 | ↓-0.9 | |
| 5/15 03:50 | 69.5 | ↓-0.9 | |
| 5/15 04:00 | 68.7 | ↓-0.8 | |
| 5/15 04:10 | 68.1 | ↓-0.6 | |
| 5/15 04:20 | 67.5 | ↓-0.6 | |
| 5/15 04:30 | 67.0 | ↓-0.5 | |
| 5/15 04:40 | 66.6 | ↓-0.4 | |
| 5/15 04:50 | 66.4 | ↓-0.2 | |
| 5/15 05:00 | 66.2 | ↓-0.2 | |
| 5/15 05:10 | 66.1 | ↓-0.1 | 干潮 |
| 5/15 05:20 | 66.2 | ↑0.1 | |
| 5/15 05:30 | 66.3 | ↑0.1 | |
| 5/15 05:40 | 66.6 | ↑0.3 | |
| 5/15 05:50 | 67.0 | ↑0.4 | |
| 5/15 06:00 | 67.4 | ↑0.4 | |
| 5/15 06:10 | 68.0 | ↑0.6 | |
| 5/15 06:20 | 68.6 | ↑0.6 | |
| 5/15 06:30 | 69.4 | ↑0.8 | |
| 5/15 06:40 | 70.2 | ↑0.8 | |
| 5/15 06:50 | 71.1 | ↑0.9 | |
| 5/15 07:00 | 72.1 | ↑1.0 | |
| 5/15 07:10 | 73.1 | ↑1.0 | |
| 5/15 07:20 | 74.2 | ↑1.1 | |
| 5/15 07:30 | 75.3 | ↑1.1 | |
| 5/15 07:40 | 76.4 | ↑1.1 | |
| 5/15 07:50 | 77.6 | ↑1.2 | |
| 5/15 08:00 | 78.8 | ↑1.2 | |
| 5/15 08:10 | 79.9 | ↑1.1 | |
| 5/15 08:20 | 81.0 | ↑1.1 | |
| 5/15 08:30 | 82.1 | ↑1.1 | |
| 5/15 08:40 | 83.2 | ↑1.1 | |
| 5/15 08:50 | 84.1 | ↑0.9 | |
| 5/15 09:00 | 85.0 | ↑0.9 | |
| 5/15 09:10 | 85.9 | ↑0.9 | |
| 5/15 09:20 | 86.6 | ↑0.7 | |
| 5/15 09:30 | 87.2 | ↑0.6 | |
| 5/15 09:40 | 87.7 | ↑0.5 | |
| 5/15 09:50 | 88.1 | ↑0.4 | |
| 5/15 10:00 | 88.3 | ↑0.2 | |
| 5/15 10:10 | 88.5 | ↑0.2 | 満潮 |
| 5/15 10:20 | 88.4 | ↓-0.1 | |
| 5/15 10:30 | 88.3 | ↓-0.1 | |
| 5/15 10:40 | 88.0 | ↓-0.3 | |
| 5/15 10:50 | 87.5 | ↓-0.5 | |
| 5/15 11:00 | 86.9 | ↓-0.6 | |
| 5/15 11:10 | 86.1 | ↓-0.8 | |
| 5/15 11:20 | 85.3 | ↓-0.8 | |
| 5/15 11:30 | 84.2 | ↓-1.1 | |
| 5/15 11:40 | 83.1 | ↓-1.1 | |
| 5/15 11:50 | 81.8 | ↓-1.3 | |
| 5/15 12:00 | 80.5 | ↓-1.3 | |
| 5/15 12:10 | 79.0 | ↓-1.5 | |
| 5/15 12:20 | 77.4 | ↓-1.6 | |
| 5/15 12:30 | 75.7 | ↓-1.7 | |
| 5/15 12:40 | 74.0 | ↓-1.7 | |
| 5/15 12:50 | 72.2 | ↓-1.8 | |
| 5/15 13:00 | 70.4 | ↓-1.8 | |
| 5/15 13:10 | 68.5 | ↓-1.9 | |
| 5/15 13:20 | 66.7 | ↓-1.8 | |
| 5/15 13:30 | 64.7 | ↓-2.0 | |
| 5/15 13:40 | 62.8 | ↓-1.9 | |
| 5/15 13:50 | 60.9 | ↓-1.9 | |
| 5/15 14:00 | 59.1 | ↓-1.8 | |
| 5/15 14:10 | 57.2 | ↓-1.9 | |
| 5/15 14:20 | 55.4 | ↓-1.8 | |
| 5/15 14:30 | 53.7 | ↓-1.7 | |
| 5/15 14:40 | 52.0 | ↓-1.7 | |
| 5/15 14:50 | 50.4 | ↓-1.6 | |
| 5/15 15:00 | 48.9 | ↓-1.5 | |
| 5/15 15:10 | 47.5 | ↓-1.4 | |
| 5/15 15:20 | 46.2 | ↓-1.3 | |
| 5/15 15:30 | 44.9 | ↓-1.3 | |
| 5/15 15:40 | 43.8 | ↓-1.1 | |
| 5/15 15:50 | 42.9 | ↓-0.9 | |
| 5/15 16:00 | 42.0 | ↓-0.9 | |
| 5/15 16:10 | 41.3 | ↓-0.7 | |
| 5/15 16:20 | 40.7 | ↓-0.6 | |
| 5/15 16:30 | 40.3 | ↓-0.4 | |
| 5/15 16:40 | 40.0 | ↓-0.3 | |
| 5/15 16:50 | 39.8 | ↓-0.2 | 干潮 |
| 5/15 17:00 | 39.9 | ↑0.1 | |
| 5/15 17:10 | 40.0 | ↑0.1 | |
| 5/15 17:20 | 40.4 | ↑0.4 | |
| 5/15 17:30 | 40.9 | ↑0.5 | |
| 5/15 17:40 | 41.5 | ↑0.6 | |
| 5/15 17:50 | 42.3 | ↑0.8 | |
| 5/15 18:00 | 43.3 | ↑1.0 | |
| 5/15 18:10 | 44.5 | ↑1.2 | |
| 5/15 18:20 | 45.8 | ↑1.3 | |
| 5/15 18:30 | 47.2 | ↑1.4 | |
| 5/15 18:40 | 48.8 | ↑1.6 | |
| 5/15 18:50 | 50.5 | ↑1.7 | |
| 5/15 19:00 | 52.3 | ↑1.8 | |
| 5/15 19:10 | 54.3 | ↑2.0 | |
| 5/15 19:20 | 56.4 | ↑2.1 | |
| 5/15 19:30 | 58.5 | ↑2.1 | |
| 5/15 19:40 | 60.8 | ↑2.3 | |
| 5/15 19:50 | 63.1 | ↑2.3 | |
| 5/15 20:00 | 65.5 | ↑2.4 | |
| 5/15 20:10 | 68.0 | ↑2.5 | 最大潮位差 |
| 5/15 20:20 | 70.4 | ↑2.4 | |
| 5/15 20:30 | 72.9 | ↑2.5 | 最大潮位差 |
| 5/15 20:40 | 75.4 | ↑2.5 | 最大潮位差 |
| 5/15 20:50 | 77.8 | ↑2.4 | |
| 5/15 21:00 | 80.2 | ↑2.4 | |
| 5/15 21:10 | 82.6 | ↑2.4 | |
| 5/15 21:20 | 84.9 | ↑2.3 | |
| 5/15 21:30 | 87.1 | ↑2.2 | |
| 5/15 21:40 | 89.2 | ↑2.1 | |
| 5/15 21:50 | 91.2 | ↑2.0 | |
| 5/15 22:00 | 93.1 | ↑1.9 | |
| 5/15 22:10 | 94.9 | ↑1.8 | |
| 5/15 22:20 | 96.5 | ↑1.6 | |
| 5/15 22:30 | 97.9 | ↑1.4 | |
| 5/15 22:40 | 99.2 | ↑1.3 | |
| 5/15 22:50 | 100.3 | ↑1.1 | |
| 5/15 23:00 | 101.2 | ↑0.9 | |
| 5/15 23:10 | 101.9 | ↑0.7 | |
| 5/15 23:20 | 102.5 | ↑0.6 | |
| 5/15 23:30 | 102.9 | ↑0.4 | |
| 5/15 23:40 | 103.1 | ↑0.2 | 満潮 |
| 5/15 23:50 | 103.1 | 0 |