| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(木) |
01:43 | 08:34 | 15:09 | 20:23 |
| 114cm | 23cm | 102cm | 61cm | |
|
||||
那珂湊（茨城）2043年05月21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 |
|---|---|---|---|
| 5/21 00:00 | 102.3 | ↑2.2 | |
| 5/21 00:10 | 104.2 | ↑1.9 | |
| 5/21 00:20 | 106.1 | ↑1.9 | |
| 5/21 00:30 | 107.7 | ↑1.6 | |
| 5/21 00:40 | 109.2 | ↑1.5 | |
| 5/21 00:50 | 110.5 | ↑1.3 | |
| 5/21 01:00 | 111.6 | ↑1.1 | |
| 5/21 01:10 | 112.5 | ↑0.9 | |
| 5/21 01:20 | 113.1 | ↑0.6 | |
| 5/21 01:30 | 113.5 | ↑0.4 | |
| 5/21 01:40 | 113.7 | ↑0.2 | 満潮 |
| 5/21 01:50 | 113.7 | 0 | |
| 5/21 02:00 | 113.3 | ↓-0.4 | |
| 5/21 02:10 | 112.8 | ↓-0.5 | |
| 5/21 02:20 | 112.0 | ↓-0.8 | |
| 5/21 02:30 | 110.9 | ↓-1.1 | |
| 5/21 02:40 | 109.6 | ↓-1.3 | |
| 5/21 02:50 | 108.1 | ↓-1.5 | |
| 5/21 03:00 | 106.4 | ↓-1.7 | |
| 5/21 03:10 | 104.4 | ↓-2.0 | |
| 5/21 03:20 | 102.2 | ↓-2.2 | |
| 5/21 03:30 | 99.8 | ↓-2.4 | |
| 5/21 03:40 | 97.3 | ↓-2.5 | |
| 5/21 03:50 | 94.5 | ↓-2.8 | |
| 5/21 04:00 | 91.6 | ↓-2.9 | |
| 5/21 04:10 | 88.6 | ↓-3.0 | |
| 5/21 04:20 | 85.4 | ↓-3.2 | |
| 5/21 04:30 | 82.1 | ↓-3.3 | |
| 5/21 04:40 | 78.8 | ↓-3.3 | |
| 5/21 04:50 | 75.3 | ↓-3.5 | |
| 5/21 05:00 | 71.9 | ↓-3.4 | |
| 5/21 05:10 | 68.4 | ↓-3.5 | |
| 5/21 05:20 | 64.8 | ↓-3.6 | 最大潮位差 |
| 5/21 05:30 | 61.3 | ↓-3.5 | |
| 5/21 05:40 | 57.9 | ↓-3.4 | |
| 5/21 05:50 | 54.5 | ↓-3.4 | |
| 5/21 06:00 | 51.1 | ↓-3.4 | |
| 5/21 06:10 | 47.9 | ↓-3.2 | |
| 5/21 06:20 | 44.8 | ↓-3.1 | |
| 5/21 06:30 | 41.8 | ↓-3.0 | |
| 5/21 06:40 | 39.0 | ↓-2.8 | |
| 5/21 06:50 | 36.3 | ↓-2.7 | |
| 5/21 07:00 | 33.9 | ↓-2.4 | |
| 5/21 07:10 | 31.6 | ↓-2.3 | |
| 5/21 07:20 | 29.6 | ↓-2.0 | |
| 5/21 07:30 | 27.8 | ↓-1.8 | |
| 5/21 07:40 | 26.3 | ↓-1.5 | |
| 5/21 07:50 | 25.0 | ↓-1.3 | |
| 5/21 08:00 | 23.9 | ↓-1.1 | |
| 5/21 08:10 | 23.1 | ↓-0.8 | |
| 5/21 08:20 | 22.6 | ↓-0.5 | |
| 5/21 08:30 | 22.4 | ↓-0.2 | 干潮 |
| 5/21 08:40 | 22.4 | 0 | |
| 5/21 08:50 | 22.8 | ↑0.4 | |
| 5/21 09:00 | 23.3 | ↑0.5 | |
| 5/21 09:10 | 24.2 | ↑0.9 | |
| 5/21 09:20 | 25.3 | ↑1.1 | |
| 5/21 09:30 | 26.6 | ↑1.3 | |
| 5/21 09:40 | 28.2 | ↑1.6 | |
| 5/21 09:50 | 30.0 | ↑1.8 | |
| 5/21 10:00 | 32.0 | ↑2.0 | |
| 5/21 10:10 | 34.2 | ↑2.2 | |
| 5/21 10:20 | 36.6 | ↑2.4 | |
| 5/21 10:30 | 39.2 | ↑2.6 | |
| 5/21 10:40 | 41.9 | ↑2.7 | |
| 5/21 10:50 | 44.7 | ↑2.8 | |
| 5/21 11:00 | 47.7 | ↑3.0 | |
| 5/21 11:10 | 50.7 | ↑3.0 | |
| 5/21 11:20 | 53.8 | ↑3.1 | |
| 5/21 11:30 | 56.9 | ↑3.1 | |
| 5/21 11:40 | 60.1 | ↑3.2 | |
| 5/21 11:50 | 63.2 | ↑3.1 | |
| 5/21 12:00 | 66.4 | ↑3.2 | |
| 5/21 12:10 | 69.5 | ↑3.1 | |
| 5/21 12:20 | 72.5 | ↑3.0 | |
| 5/21 12:30 | 75.5 | ↑3.0 | |
| 5/21 12:40 | 78.4 | ↑2.9 | |
| 5/21 12:50 | 81.1 | ↑2.7 | |
| 5/21 13:00 | 83.8 | ↑2.7 | |
| 5/21 13:10 | 86.3 | ↑2.5 | |
| 5/21 13:20 | 88.6 | ↑2.3 | |
| 5/21 13:30 | 90.8 | ↑2.2 | |
| 5/21 13:40 | 92.8 | ↑2.0 | |
| 5/21 13:50 | 94.6 | ↑1.8 | |
| 5/21 14:00 | 96.2 | ↑1.6 | |
| 5/21 14:10 | 97.6 | ↑1.4 | |
| 5/21 14:20 | 98.7 | ↑1.1 | |
| 5/21 14:30 | 99.7 | ↑1.0 | |
| 5/21 14:40 | 100.4 | ↑0.7 | |
| 5/21 14:50 | 101.0 | ↑0.6 | |
| 5/21 15:00 | 101.2 | ↑0.2 | 満潮 |
| 5/21 15:10 | 101.3 | ↑0.1 | |
| 5/21 15:20 | 101.2 | ↓-0.1 | |
| 5/21 15:30 | 100.8 | ↓-0.4 | |
| 5/21 15:40 | 100.3 | ↓-0.5 | |
| 5/21 15:50 | 99.5 | ↓-0.8 | |
| 5/21 16:00 | 98.6 | ↓-0.9 | |
| 5/21 16:10 | 97.5 | ↓-1.1 | |
| 5/21 16:20 | 96.2 | ↓-1.3 | |
| 5/21 16:30 | 94.8 | ↓-1.4 | |
| 5/21 16:40 | 93.3 | ↓-1.5 | |
| 5/21 16:50 | 91.6 | ↓-1.7 | |
| 5/21 17:00 | 89.8 | ↓-1.8 | |
| 5/21 17:10 | 88.0 | ↓-1.8 | |
| 5/21 17:20 | 86.1 | ↓-1.9 | |
| 5/21 17:30 | 84.1 | ↓-2.0 | |
| 5/21 17:40 | 82.1 | ↓-2.0 | |
| 5/21 17:50 | 80.1 | ↓-2.0 | |
| 5/21 18:00 | 78.1 | ↓-2.0 | |
| 5/21 18:10 | 76.1 | ↓-2.0 | |
| 5/21 18:20 | 74.2 | ↓-1.9 | |
| 5/21 18:30 | 72.4 | ↓-1.8 | |
| 5/21 18:40 | 70.6 | ↓-1.8 | |
| 5/21 18:50 | 68.9 | ↓-1.7 | |
| 5/21 19:00 | 67.4 | ↓-1.5 | |
| 5/21 19:10 | 66.0 | ↓-1.4 | |
| 5/21 19:20 | 64.7 | ↓-1.3 | |
| 5/21 19:30 | 63.6 | ↓-1.1 | |
| 5/21 19:40 | 62.7 | ↓-0.9 | |
| 5/21 19:50 | 61.9 | ↓-0.8 | |
| 5/21 20:00 | 61.4 | ↓-0.5 | |
| 5/21 20:10 | 61.0 | ↓-0.4 | |
| 5/21 20:20 | 60.9 | ↓-0.1 | 干潮 |
| 5/21 20:30 | 60.9 | 0 | |
| 5/21 20:40 | 61.2 | ↑0.3 | |
| 5/21 20:50 | 61.7 | ↑0.5 | |
| 5/21 21:00 | 62.3 | ↑0.6 | |
| 5/21 21:10 | 63.2 | ↑0.9 | |
| 5/21 21:20 | 64.3 | ↑1.1 | |
| 5/21 21:30 | 65.6 | ↑1.3 | |
| 5/21 21:40 | 67.0 | ↑1.4 | |
| 5/21 21:50 | 68.6 | ↑1.6 | |
| 5/21 22:00 | 70.4 | ↑1.8 | |
| 5/21 22:10 | 72.3 | ↑1.9 | |
| 5/21 22:20 | 74.4 | ↑2.1 | |
| 5/21 22:30 | 76.6 | ↑2.2 | |
| 5/21 22:40 | 78.9 | ↑2.3 | |
| 5/21 22:50 | 81.2 | ↑2.3 | |
| 5/21 23:00 | 83.6 | ↑2.4 | |
| 5/21 23:10 | 86.1 | ↑2.5 | |
| 5/21 23:20 | 88.6 | ↑2.5 | |
| 5/21 23:30 | 91.1 | ↑2.5 | |
| 5/21 23:40 | 93.6 | ↑2.5 | |
| 5/21 23:50 | 96.0 | ↑2.4 |