| 満潮 | 干潮 | 満潮 | 干潮 |
|
15
(日) |
07:21 | 03:10 | 23:31 | 15:27 |
| 98cm | 91cm | 103cm | 20cm | |
|
||||
那珂湊（茨城）2039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 | 98.9 | ↓-0.6 | |
| 5/15 00:10 | 98.2 | ↓-0.7 | |
| 5/15 00:20 | 97.5 | ↓-0.7 | |
| 5/15 00:30 | 96.8 | ↓-0.7 | |
| 5/15 00:40 | 96.1 | ↓-0.7 | |
| 5/15 00:50 | 95.4 | ↓-0.7 | |
| 5/15 01:00 | 94.8 | ↓-0.6 | |
| 5/15 01:10 | 94.1 | ↓-0.7 | |
| 5/15 01:20 | 93.6 | ↓-0.5 | |
| 5/15 01:30 | 93.0 | ↓-0.6 | |
| 5/15 01:40 | 92.5 | ↓-0.5 | |
| 5/15 01:50 | 92.1 | ↓-0.4 | |
| 5/15 02:00 | 91.7 | ↓-0.4 | |
| 5/15 02:10 | 91.3 | ↓-0.4 | |
| 5/15 02:20 | 91.0 | ↓-0.3 | |
| 5/15 02:30 | 90.8 | ↓-0.2 | |
| 5/15 02:40 | 90.6 | ↓-0.2 | |
| 5/15 02:50 | 90.5 | ↓-0.1 | |
| 5/15 03:00 | 90.4 | ↓-0.1 | 干潮 |
| 5/15 03:10 | 90.4 | 0 | 干潮 |
| 5/15 03:20 | 90.4 | 0 | |
| 5/15 03:30 | 90.5 | ↑0.1 | |
| 5/15 03:40 | 90.6 | ↑0.1 | |
| 5/15 03:50 | 90.8 | ↑0.2 | |
| 5/15 04:00 | 91.0 | ↑0.2 | |
| 5/15 04:10 | 91.3 | ↑0.3 | |
| 5/15 04:20 | 91.6 | ↑0.3 | |
| 5/15 04:30 | 91.9 | ↑0.3 | |
| 5/15 04:40 | 92.3 | ↑0.4 | |
| 5/15 04:50 | 92.7 | ↑0.4 | |
| 5/15 05:00 | 93.1 | ↑0.4 | |
| 5/15 05:10 | 93.5 | ↑0.4 | |
| 5/15 05:20 | 94.0 | ↑0.5 | |
| 5/15 05:30 | 94.4 | ↑0.4 | |
| 5/15 05:40 | 94.9 | ↑0.5 | |
| 5/15 05:50 | 95.3 | ↑0.4 | |
| 5/15 06:00 | 95.8 | ↑0.5 | |
| 5/15 06:10 | 96.2 | ↑0.4 | |
| 5/15 06:20 | 96.6 | ↑0.4 | |
| 5/15 06:30 | 96.9 | ↑0.3 | |
| 5/15 06:40 | 97.2 | ↑0.3 | |
| 5/15 06:50 | 97.5 | ↑0.3 | |
| 5/15 07:00 | 97.7 | ↑0.2 | |
| 5/15 07:10 | 97.8 | ↑0.1 | |
| 5/15 07:20 | 97.9 | ↑0.1 | 満潮 |
| 5/15 07:30 | 97.8 | ↓-0.1 | |
| 5/15 07:40 | 97.7 | ↓-0.1 | |
| 5/15 07:50 | 97.4 | ↓-0.3 | |
| 5/15 08:00 | 97.1 | ↓-0.3 | |
| 5/15 08:10 | 96.6 | ↓-0.5 | |
| 5/15 08:20 | 96.0 | ↓-0.6 | |
| 5/15 08:30 | 95.2 | ↓-0.8 | |
| 5/15 08:40 | 94.3 | ↓-0.9 | |
| 5/15 08:50 | 93.3 | ↓-1.0 | |
| 5/15 09:00 | 92.1 | ↓-1.2 | |
| 5/15 09:10 | 90.8 | ↓-1.3 | |
| 5/15 09:20 | 89.3 | ↓-1.5 | |
| 5/15 09:30 | 87.7 | ↓-1.6 | |
| 5/15 09:40 | 85.9 | ↓-1.8 | |
| 5/15 09:50 | 84.1 | ↓-1.8 | |
| 5/15 10:00 | 82.0 | ↓-2.1 | |
| 5/15 10:10 | 79.9 | ↓-2.1 | |
| 5/15 10:20 | 77.7 | ↓-2.2 | |
| 5/15 10:30 | 75.3 | ↓-2.4 | |
| 5/15 10:40 | 72.9 | ↓-2.4 | |
| 5/15 10:50 | 70.4 | ↓-2.5 | |
| 5/15 11:00 | 67.8 | ↓-2.6 | |
| 5/15 11:10 | 65.1 | ↓-2.7 | |
| 5/15 11:20 | 62.4 | ↓-2.7 | |
| 5/15 11:30 | 59.7 | ↓-2.7 | |
| 5/15 11:40 | 57.0 | ↓-2.7 | |
| 5/15 11:50 | 54.3 | ↓-2.7 | |
| 5/15 12:00 | 51.6 | ↓-2.7 | |
| 5/15 12:10 | 48.9 | ↓-2.7 | |
| 5/15 12:20 | 46.3 | ↓-2.6 | |
| 5/15 12:30 | 43.8 | ↓-2.5 | |
| 5/15 12:40 | 41.3 | ↓-2.5 | |
| 5/15 12:50 | 38.9 | ↓-2.4 | |
| 5/15 13:00 | 36.6 | ↓-2.3 | |
| 5/15 13:10 | 34.4 | ↓-2.2 | |
| 5/15 13:20 | 32.3 | ↓-2.1 | |
| 5/15 13:30 | 30.4 | ↓-1.9 | |
| 5/15 13:40 | 28.6 | ↓-1.8 | |
| 5/15 13:50 | 26.9 | ↓-1.7 | |
| 5/15 14:00 | 25.4 | ↓-1.5 | |
| 5/15 14:10 | 24.0 | ↓-1.4 | |
| 5/15 14:20 | 22.8 | ↓-1.2 | |
| 5/15 14:30 | 21.8 | ↓-1.0 | |
| 5/15 14:40 | 20.9 | ↓-0.9 | |
| 5/15 14:50 | 20.2 | ↓-0.7 | |
| 5/15 15:00 | 19.6 | ↓-0.6 | |
| 5/15 15:10 | 19.3 | ↓-0.3 | |
| 5/15 15:20 | 19.1 | ↓-0.2 | 干潮 |
| 5/15 15:30 | 19.1 | 0 | |
| 5/15 15:40 | 19.2 | ↑0.1 | |
| 5/15 15:50 | 19.6 | ↑0.4 | |
| 5/15 16:00 | 20.1 | ↑0.5 | |
| 5/15 16:10 | 20.7 | ↑0.6 | |
| 5/15 16:20 | 21.6 | ↑0.9 | |
| 5/15 16:30 | 22.6 | ↑1.0 | |
| 5/15 16:40 | 23.7 | ↑1.1 | |
| 5/15 16:50 | 25.1 | ↑1.4 | |
| 5/15 17:00 | 26.6 | ↑1.5 | |
| 5/15 17:10 | 28.2 | ↑1.6 | |
| 5/15 17:20 | 30.0 | ↑1.8 | |
| 5/15 17:30 | 31.9 | ↑1.9 | |
| 5/15 17:40 | 34.0 | ↑2.1 | |
| 5/15 17:50 | 36.2 | ↑2.2 | |
| 5/15 18:00 | 38.5 | ↑2.3 | |
| 5/15 18:10 | 40.9 | ↑2.4 | |
| 5/15 18:20 | 43.4 | ↑2.5 | |
| 5/15 18:30 | 46.0 | ↑2.6 | |
| 5/15 18:40 | 48.6 | ↑2.6 | |
| 5/15 18:50 | 51.3 | ↑2.7 | |
| 5/15 19:00 | 54.1 | ↑2.8 | |
| 5/15 19:10 | 56.9 | ↑2.8 | |
| 5/15 19:20 | 59.8 | ↑2.9 | 最大潮位差 |
| 5/15 19:30 | 62.6 | ↑2.8 | |
| 5/15 19:40 | 65.4 | ↑2.8 | |
| 5/15 19:50 | 68.3 | ↑2.9 | 最大潮位差 |
| 5/15 20:00 | 71.0 | ↑2.7 | |
| 5/15 20:10 | 73.8 | ↑2.8 | |
| 5/15 20:20 | 76.4 | ↑2.6 | |
| 5/15 20:30 | 79.0 | ↑2.6 | |
| 5/15 20:40 | 81.5 | ↑2.5 | |
| 5/15 20:50 | 83.9 | ↑2.4 | |
| 5/15 21:00 | 86.2 | ↑2.3 | |
| 5/15 21:10 | 88.3 | ↑2.1 | |
| 5/15 21:20 | 90.3 | ↑2.0 | |
| 5/15 21:30 | 92.2 | ↑1.9 | |
| 5/15 21:40 | 94.0 | ↑1.8 | |
| 5/15 21:50 | 95.5 | ↑1.5 | |
| 5/15 22:00 | 97.0 | ↑1.5 | |
| 5/15 22:10 | 98.2 | ↑1.2 | |
| 5/15 22:20 | 99.3 | ↑1.1 | |
| 5/15 22:30 | 100.3 | ↑1.0 | |
| 5/15 22:40 | 101.1 | ↑0.8 | |
| 5/15 22:50 | 101.7 | ↑0.6 | |
| 5/15 23:00 | 102.2 | ↑0.5 | |
| 5/15 23:10 | 102.5 | ↑0.3 | |
| 5/15 23:20 | 102.7 | ↑0.2 | |
| 5/15 23:30 | 102.8 | ↑0.1 | 満潮 |
| 5/15 23:40 | 102.7 | ↓-0.1 | |
| 5/15 23:50 | 102.5 | ↓-0.2 |