| 満潮 | 干潮 | 満潮 | 干潮 |
|
17
(月) |
05:16 | 00:16 | 21:14 | 13:09 |
| 111cm | 89cm | 102cm | 7cm | |
|
||||
那珂湊（茨城）2021年05月17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 |
|---|---|---|---|
| 5/17 00:00 | 88.4 | ↓-0.2 | |
| 5/17 00:10 | 88.3 | ↓-0.1 | 干潮 |
| 5/17 00:20 | 88.3 | 0 | |
| 5/17 00:30 | 88.4 | ↑0.1 | |
| 5/17 00:40 | 88.6 | ↑0.2 | |
| 5/17 00:50 | 89.0 | ↑0.4 | |
| 5/17 01:00 | 89.4 | ↑0.4 | |
| 5/17 01:10 | 90.0 | ↑0.6 | |
| 5/17 01:20 | 90.6 | ↑0.6 | |
| 5/17 01:30 | 91.4 | ↑0.8 | |
| 5/17 01:40 | 92.2 | ↑0.8 | |
| 5/17 01:50 | 93.1 | ↑0.9 | |
| 5/17 02:00 | 94.1 | ↑1.0 | |
| 5/17 02:10 | 95.1 | ↑1.0 | |
| 5/17 02:20 | 96.2 | ↑1.1 | |
| 5/17 02:30 | 97.3 | ↑1.1 | |
| 5/17 02:40 | 98.4 | ↑1.1 | |
| 5/17 02:50 | 99.5 | ↑1.1 | |
| 5/17 03:00 | 100.7 | ↑1.2 | |
| 5/17 03:10 | 101.8 | ↑1.1 | |
| 5/17 03:20 | 102.8 | ↑1.0 | |
| 5/17 03:30 | 103.9 | ↑1.1 | |
| 5/17 03:40 | 104.9 | ↑1.0 | |
| 5/17 03:50 | 105.8 | ↑0.9 | |
| 5/17 04:00 | 106.7 | ↑0.9 | |
| 5/17 04:10 | 107.5 | ↑0.8 | |
| 5/17 04:20 | 108.2 | ↑0.7 | |
| 5/17 04:30 | 108.8 | ↑0.6 | |
| 5/17 04:40 | 109.3 | ↑0.5 | |
| 5/17 04:50 | 109.7 | ↑0.4 | |
| 5/17 05:00 | 110.0 | ↑0.3 | |
| 5/17 05:10 | 110.1 | ↑0.1 | 満潮 |
| 5/17 05:20 | 110.1 | 0 | |
| 5/17 05:30 | 110.0 | ↓-0.1 | |
| 5/17 05:40 | 109.7 | ↓-0.3 | |
| 5/17 05:50 | 109.2 | ↓-0.5 | |
| 5/17 06:00 | 108.6 | ↓-0.6 | |
| 5/17 06:10 | 107.8 | ↓-0.8 | |
| 5/17 06:20 | 106.8 | ↓-1.0 | |
| 5/17 06:30 | 105.7 | ↓-1.1 | |
| 5/17 06:40 | 104.4 | ↓-1.3 | |
| 5/17 06:50 | 102.9 | ↓-1.5 | |
| 5/17 07:00 | 101.2 | ↓-1.7 | |
| 5/17 07:10 | 99.3 | ↓-1.9 | |
| 5/17 07:20 | 97.3 | ↓-2.0 | |
| 5/17 07:30 | 95.1 | ↓-2.2 | |
| 5/17 07:40 | 92.7 | ↓-2.4 | |
| 5/17 07:50 | 90.1 | ↓-2.6 | |
| 5/17 08:00 | 87.4 | ↓-2.7 | |
| 5/17 08:10 | 84.5 | ↓-2.9 | |
| 5/17 08:20 | 81.5 | ↓-3.0 | |
| 5/17 08:30 | 78.3 | ↓-3.2 | |
| 5/17 08:40 | 75.0 | ↓-3.3 | |
| 5/17 08:50 | 71.7 | ↓-3.3 | |
| 5/17 09:00 | 68.2 | ↓-3.5 | |
| 5/17 09:10 | 64.7 | ↓-3.5 | |
| 5/17 09:20 | 61.1 | ↓-3.6 | |
| 5/17 09:30 | 57.5 | ↓-3.6 | |
| 5/17 09:40 | 53.8 | ↓-3.7 | 最大潮位差 |
| 5/17 09:50 | 50.2 | ↓-3.6 | |
| 5/17 10:00 | 46.6 | ↓-3.6 | |
| 5/17 10:10 | 43.1 | ↓-3.5 | |
| 5/17 10:20 | 39.6 | ↓-3.5 | |
| 5/17 10:30 | 36.2 | ↓-3.4 | |
| 5/17 10:40 | 32.9 | ↓-3.3 | |
| 5/17 10:50 | 29.7 | ↓-3.2 | |
| 5/17 11:00 | 26.7 | ↓-3.0 | |
| 5/17 11:10 | 23.8 | ↓-2.9 | |
| 5/17 11:20 | 21.2 | ↓-2.6 | |
| 5/17 11:30 | 18.7 | ↓-2.5 | |
| 5/17 11:40 | 16.4 | ↓-2.3 | |
| 5/17 11:50 | 14.3 | ↓-2.1 | |
| 5/17 12:00 | 12.5 | ↓-1.8 | |
| 5/17 12:10 | 10.9 | ↓-1.6 | |
| 5/17 12:20 | 9.6 | ↓-1.3 | |
| 5/17 12:30 | 8.5 | ↓-1.1 | |
| 5/17 12:40 | 7.6 | ↓-0.9 | |
| 5/17 12:50 | 7.0 | ↓-0.6 | |
| 5/17 13:00 | 6.7 | ↓-0.3 | 干潮 |
| 5/17 13:10 | 6.6 | ↓-0.1 | |
| 5/17 13:20 | 6.8 | ↑0.2 | |
| 5/17 13:30 | 7.2 | ↑0.4 | |
| 5/17 13:40 | 7.8 | ↑0.6 | |
| 5/17 13:50 | 8.7 | ↑0.9 | |
| 5/17 14:00 | 9.8 | ↑1.1 | |
| 5/17 14:10 | 11.1 | ↑1.3 | |
| 5/17 14:20 | 12.6 | ↑1.5 | |
| 5/17 14:30 | 14.3 | ↑1.7 | |
| 5/17 14:40 | 16.2 | ↑1.9 | |
| 5/17 14:50 | 18.3 | ↑2.1 | |
| 5/17 15:00 | 20.5 | ↑2.2 | |
| 5/17 15:10 | 22.8 | ↑2.3 | |
| 5/17 15:20 | 25.3 | ↑2.5 | |
| 5/17 15:30 | 27.9 | ↑2.6 | |
| 5/17 15:40 | 30.7 | ↑2.8 | |
| 5/17 15:50 | 33.5 | ↑2.8 | |
| 5/17 16:00 | 36.4 | ↑2.9 | |
| 5/17 16:10 | 39.3 | ↑2.9 | |
| 5/17 16:20 | 42.3 | ↑3.0 | |
| 5/17 16:30 | 45.4 | ↑3.1 | |
| 5/17 16:40 | 48.5 | ↑3.1 | |
| 5/17 16:50 | 51.6 | ↑3.1 | |
| 5/17 17:00 | 54.7 | ↑3.1 | |
| 5/17 17:10 | 57.8 | ↑3.1 | |
| 5/17 17:20 | 60.9 | ↑3.1 | |
| 5/17 17:30 | 63.9 | ↑3.0 | |
| 5/17 17:40 | 66.9 | ↑3.0 | |
| 5/17 17:50 | 69.8 | ↑2.9 | |
| 5/17 18:00 | 72.7 | ↑2.9 | |
| 5/17 18:10 | 75.5 | ↑2.8 | |
| 5/17 18:20 | 78.2 | ↑2.7 | |
| 5/17 18:30 | 80.8 | ↑2.6 | |
| 5/17 18:40 | 83.2 | ↑2.4 | |
| 5/17 18:50 | 85.6 | ↑2.4 | |
| 5/17 19:00 | 87.8 | ↑2.2 | |
| 5/17 19:10 | 89.8 | ↑2.0 | |
| 5/17 19:20 | 91.7 | ↑1.9 | |
| 5/17 19:30 | 93.5 | ↑1.8 | |
| 5/17 19:40 | 95.1 | ↑1.6 | |
| 5/17 19:50 | 96.5 | ↑1.4 | |
| 5/17 20:00 | 97.8 | ↑1.3 | |
| 5/17 20:10 | 98.9 | ↑1.1 | |
| 5/17 20:20 | 99.8 | ↑0.9 | |
| 5/17 20:30 | 100.5 | ↑0.7 | |
| 5/17 20:40 | 101.1 | ↑0.6 | |
| 5/17 20:50 | 101.5 | ↑0.4 | |
| 5/17 21:00 | 101.8 | ↑0.3 | |
| 5/17 21:10 | 101.9 | ↑0.1 | 満潮 |
| 5/17 21:20 | 101.9 | 0 | |
| 5/17 21:30 | 101.8 | ↓-0.1 | |
| 5/17 21:40 | 101.5 | ↓-0.3 | |
| 5/17 21:50 | 101.1 | ↓-0.4 | |
| 5/17 22:00 | 100.6 | ↓-0.5 | |
| 5/17 22:10 | 100.1 | ↓-0.5 | |
| 5/17 22:20 | 99.5 | ↓-0.6 | |
| 5/17 22:30 | 98.8 | ↓-0.7 | |
| 5/17 22:40 | 98.1 | ↓-0.7 | |
| 5/17 22:50 | 97.3 | ↓-0.8 | |
| 5/17 23:00 | 96.6 | ↓-0.7 | |
| 5/17 23:10 | 95.8 | ↓-0.8 | |
| 5/17 23:20 | 95.1 | ↓-0.7 | |
| 5/17 23:30 | 94.4 | ↓-0.7 | |
| 5/17 23:40 | 93.8 | ↓-0.6 | |
| 5/17 23:50 | 93.2 | ↓-0.6 |