| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(月) |
05:26 | 00:25 | 20:42 | 12:59 |
| 108cm | 85cm | 104cm | 11cm | |
|
||||
那珂湊（茨城）2048年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 84.8 | ↓-0.4 | |
| 5/18 00:10 | 84.6 | ↓-0.2 | |
| 5/18 00:20 | 84.5 | ↓-0.1 | 干潮 |
| 5/18 00:30 | 84.5 | 0 | |
| 5/18 00:40 | 84.6 | ↑0.1 | |
| 5/18 00:50 | 84.9 | ↑0.3 | |
| 5/18 01:00 | 85.3 | ↑0.4 | |
| 5/18 01:10 | 85.7 | ↑0.4 | |
| 5/18 01:20 | 86.4 | ↑0.7 | |
| 5/18 01:30 | 87.1 | ↑0.7 | |
| 5/18 01:40 | 87.9 | ↑0.8 | |
| 5/18 01:50 | 88.7 | ↑0.8 | |
| 5/18 02:00 | 89.7 | ↑1.0 | |
| 5/18 02:10 | 90.7 | ↑1.0 | |
| 5/18 02:20 | 91.8 | ↑1.1 | |
| 5/18 02:30 | 92.9 | ↑1.1 | |
| 5/18 02:40 | 94.0 | ↑1.1 | |
| 5/18 02:50 | 95.2 | ↑1.2 | |
| 5/18 03:00 | 96.3 | ↑1.1 | |
| 5/18 03:10 | 97.5 | ↑1.2 | |
| 5/18 03:20 | 98.7 | ↑1.2 | |
| 5/18 03:30 | 99.8 | ↑1.1 | |
| 5/18 03:40 | 100.9 | ↑1.1 | |
| 5/18 03:50 | 101.9 | ↑1.0 | |
| 5/18 04:00 | 102.9 | ↑1.0 | |
| 5/18 04:10 | 103.8 | ↑0.9 | |
| 5/18 04:20 | 104.6 | ↑0.8 | |
| 5/18 04:30 | 105.3 | ↑0.7 | |
| 5/18 04:40 | 106.0 | ↑0.7 | |
| 5/18 04:50 | 106.5 | ↑0.5 | |
| 5/18 05:00 | 106.9 | ↑0.4 | |
| 5/18 05:10 | 107.2 | ↑0.3 | |
| 5/18 05:20 | 107.4 | ↑0.2 | 満潮 |
| 5/18 05:30 | 107.4 | 0 | |
| 5/18 05:40 | 107.2 | ↓-0.2 | |
| 5/18 05:50 | 106.9 | ↓-0.3 | |
| 5/18 06:00 | 106.4 | ↓-0.5 | |
| 5/18 06:10 | 105.7 | ↓-0.7 | |
| 5/18 06:20 | 104.9 | ↓-0.8 | |
| 5/18 06:30 | 103.9 | ↓-1.0 | |
| 5/18 06:40 | 102.7 | ↓-1.2 | |
| 5/18 06:50 | 101.3 | ↓-1.4 | |
| 5/18 07:00 | 99.7 | ↓-1.6 | |
| 5/18 07:10 | 97.9 | ↓-1.8 | |
| 5/18 07:20 | 95.9 | ↓-2.0 | |
| 5/18 07:30 | 93.8 | ↓-2.1 | |
| 5/18 07:40 | 91.4 | ↓-2.4 | |
| 5/18 07:50 | 88.9 | ↓-2.5 | |
| 5/18 08:00 | 86.3 | ↓-2.6 | |
| 5/18 08:10 | 83.4 | ↓-2.9 | |
| 5/18 08:20 | 80.5 | ↓-2.9 | |
| 5/18 08:30 | 77.4 | ↓-3.1 | |
| 5/18 08:40 | 74.1 | ↓-3.3 | |
| 5/18 08:50 | 70.8 | ↓-3.3 | |
| 5/18 09:00 | 67.4 | ↓-3.4 | |
| 5/18 09:10 | 63.9 | ↓-3.5 | |
| 5/18 09:20 | 60.4 | ↓-3.5 | |
| 5/18 09:30 | 56.9 | ↓-3.5 | |
| 5/18 09:40 | 53.3 | ↓-3.6 | 最大潮位差 |
| 5/18 09:50 | 49.8 | ↓-3.5 | |
| 5/18 10:00 | 46.3 | ↓-3.5 | |
| 5/18 10:10 | 42.8 | ↓-3.5 | |
| 5/18 10:20 | 39.5 | ↓-3.3 | |
| 5/18 10:30 | 36.2 | ↓-3.3 | |
| 5/18 10:40 | 33.1 | ↓-3.1 | |
| 5/18 10:50 | 30.1 | ↓-3.0 | |
| 5/18 11:00 | 27.2 | ↓-2.9 | |
| 5/18 11:10 | 24.6 | ↓-2.6 | |
| 5/18 11:20 | 22.1 | ↓-2.5 | |
| 5/18 11:30 | 19.8 | ↓-2.3 | |
| 5/18 11:40 | 17.7 | ↓-2.1 | |
| 5/18 11:50 | 15.9 | ↓-1.8 | |
| 5/18 12:00 | 14.3 | ↓-1.6 | |
| 5/18 12:10 | 13.0 | ↓-1.3 | |
| 5/18 12:20 | 11.9 | ↓-1.1 | |
| 5/18 12:30 | 11.0 | ↓-0.9 | |
| 5/18 12:40 | 10.4 | ↓-0.6 | |
| 5/18 12:50 | 10.1 | ↓-0.3 | 干潮 |
| 5/18 13:00 | 10.0 | ↓-0.1 | |
| 5/18 13:10 | 10.2 | ↑0.2 | |
| 5/18 13:20 | 10.6 | ↑0.4 | |
| 5/18 13:30 | 11.3 | ↑0.7 | |
| 5/18 13:40 | 12.2 | ↑0.9 | |
| 5/18 13:50 | 13.3 | ↑1.1 | |
| 5/18 14:00 | 14.7 | ↑1.4 | |
| 5/18 14:10 | 16.2 | ↑1.5 | |
| 5/18 14:20 | 18.0 | ↑1.8 | |
| 5/18 14:30 | 19.9 | ↑1.9 | |
| 5/18 14:40 | 22.0 | ↑2.1 | |
| 5/18 14:50 | 24.3 | ↑2.3 | |
| 5/18 15:00 | 26.7 | ↑2.4 | |
| 5/18 15:10 | 29.3 | ↑2.6 | |
| 5/18 15:20 | 32.0 | ↑2.7 | |
| 5/18 15:30 | 34.8 | ↑2.8 | |
| 5/18 15:40 | 37.6 | ↑2.8 | |
| 5/18 15:50 | 40.6 | ↑3.0 | |
| 5/18 16:00 | 43.7 | ↑3.1 | |
| 5/18 16:10 | 46.8 | ↑3.1 | |
| 5/18 16:20 | 49.9 | ↑3.1 | |
| 5/18 16:30 | 53.1 | ↑3.2 | |
| 5/18 16:40 | 56.2 | ↑3.1 | |
| 5/18 16:50 | 59.4 | ↑3.2 | |
| 5/18 17:00 | 62.6 | ↑3.2 | |
| 5/18 17:10 | 65.7 | ↑3.1 | |
| 5/18 17:20 | 68.8 | ↑3.1 | |
| 5/18 17:30 | 71.8 | ↑3.0 | |
| 5/18 17:40 | 74.8 | ↑3.0 | |
| 5/18 17:50 | 77.7 | ↑2.9 | |
| 5/18 18:00 | 80.5 | ↑2.8 | |
| 5/18 18:10 | 83.1 | ↑2.6 | |
| 5/18 18:20 | 85.7 | ↑2.6 | |
| 5/18 18:30 | 88.1 | ↑2.4 | |
| 5/18 18:40 | 90.4 | ↑2.3 | |
| 5/18 18:50 | 92.5 | ↑2.1 | |
| 5/18 19:00 | 94.5 | ↑2.0 | |
| 5/18 19:10 | 96.3 | ↑1.8 | |
| 5/18 19:20 | 97.9 | ↑1.6 | |
| 5/18 19:30 | 99.3 | ↑1.4 | |
| 5/18 19:40 | 100.5 | ↑1.2 | |
| 5/18 19:50 | 101.6 | ↑1.1 | |
| 5/18 20:00 | 102.4 | ↑0.8 | |
| 5/18 20:10 | 103.1 | ↑0.7 | |
| 5/18 20:20 | 103.6 | ↑0.5 | |
| 5/18 20:30 | 103.9 | ↑0.3 | |
| 5/18 20:40 | 104.0 | ↑0.1 | 満潮 |
| 5/18 20:50 | 103.9 | ↓-0.1 | |
| 5/18 21:00 | 103.7 | ↓-0.2 | |
| 5/18 21:10 | 103.3 | ↓-0.4 | |
| 5/18 21:20 | 102.8 | ↓-0.5 | |
| 5/18 21:30 | 102.1 | ↓-0.7 | |
| 5/18 21:40 | 101.4 | ↓-0.7 | |
| 5/18 21:50 | 100.5 | ↓-0.9 | |
| 5/18 22:00 | 99.5 | ↓-1.0 | |
| 5/18 22:10 | 98.5 | ↓-1.0 | |
| 5/18 22:20 | 97.4 | ↓-1.1 | |
| 5/18 22:30 | 96.3 | ↓-1.1 | |
| 5/18 22:40 | 95.1 | ↓-1.2 | |
| 5/18 22:50 | 93.9 | ↓-1.2 | |
| 5/18 23:00 | 92.8 | ↓-1.1 | |
| 5/18 23:10 | 91.7 | ↓-1.1 | |
| 5/18 23:20 | 90.6 | ↓-1.1 | |
| 5/18 23:30 | 89.5 | ↓-1.1 | |
| 5/18 23:40 | 88.5 | ↓-1.0 | |
| 5/18 23:50 | 87.6 | ↓-0.9 |