| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(火) |
07:37 | 02:38 | 22:18 | 14:45 |
| 95cm | 78cm | 105cm | 29cm | |
|
||||
那珂湊（茨城）2052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 | 89.9 | ↓-1.3 | |
| 5/21 00:10 | 88.6 | ↓-1.3 | |
| 5/21 00:20 | 87.3 | ↓-1.3 | |
| 5/21 00:30 | 86.1 | ↓-1.2 | |
| 5/21 00:40 | 84.9 | ↓-1.2 | |
| 5/21 00:50 | 83.8 | ↓-1.1 | |
| 5/21 01:00 | 82.8 | ↓-1.0 | |
| 5/21 01:10 | 81.8 | ↓-1.0 | |
| 5/21 01:20 | 81.0 | ↓-0.8 | |
| 5/21 01:30 | 80.3 | ↓-0.7 | |
| 5/21 01:40 | 79.6 | ↓-0.7 | |
| 5/21 01:50 | 79.1 | ↓-0.5 | |
| 5/21 02:00 | 78.6 | ↓-0.5 | |
| 5/21 02:10 | 78.3 | ↓-0.3 | |
| 5/21 02:20 | 78.1 | ↓-0.2 | |
| 5/21 02:30 | 78.0 | ↓-0.1 | 干潮 |
| 5/21 02:40 | 77.9 | ↓-0.1 | |
| 5/21 02:50 | 78.0 | ↑0.1 | |
| 5/21 03:00 | 78.2 | ↑0.2 | |
| 5/21 03:10 | 78.4 | ↑0.2 | |
| 5/21 03:20 | 78.8 | ↑0.4 | |
| 5/21 03:30 | 79.2 | ↑0.4 | |
| 5/21 03:40 | 79.7 | ↑0.5 | |
| 5/21 03:50 | 80.3 | ↑0.6 | |
| 5/21 04:00 | 80.9 | ↑0.6 | |
| 5/21 04:10 | 81.6 | ↑0.7 | |
| 5/21 04:20 | 82.3 | ↑0.7 | |
| 5/21 04:30 | 83.1 | ↑0.8 | |
| 5/21 04:40 | 83.9 | ↑0.8 | |
| 5/21 04:50 | 84.7 | ↑0.8 | |
| 5/21 05:00 | 85.5 | ↑0.8 | |
| 5/21 05:10 | 86.4 | ↑0.9 | |
| 5/21 05:20 | 87.2 | ↑0.8 | |
| 5/21 05:30 | 88.1 | ↑0.9 | |
| 5/21 05:40 | 88.9 | ↑0.8 | |
| 5/21 05:50 | 89.7 | ↑0.8 | |
| 5/21 06:00 | 90.5 | ↑0.8 | |
| 5/21 06:10 | 91.3 | ↑0.8 | |
| 5/21 06:20 | 92.0 | ↑0.7 | |
| 5/21 06:30 | 92.6 | ↑0.6 | |
| 5/21 06:40 | 93.2 | ↑0.6 | |
| 5/21 06:50 | 93.7 | ↑0.5 | |
| 5/21 07:00 | 94.1 | ↑0.4 | |
| 5/21 07:10 | 94.5 | ↑0.4 | |
| 5/21 07:20 | 94.7 | ↑0.2 | |
| 5/21 07:30 | 94.8 | ↑0.1 | 満潮 |
| 5/21 07:40 | 94.8 | 0 | |
| 5/21 07:50 | 94.7 | ↓-0.1 | |
| 5/21 08:00 | 94.5 | ↓-0.2 | |
| 5/21 08:10 | 94.1 | ↓-0.4 | |
| 5/21 08:20 | 93.6 | ↓-0.5 | |
| 5/21 08:30 | 92.9 | ↓-0.7 | |
| 5/21 08:40 | 92.1 | ↓-0.8 | |
| 5/21 08:50 | 91.1 | ↓-1.0 | |
| 5/21 09:00 | 90.0 | ↓-1.1 | |
| 5/21 09:10 | 88.7 | ↓-1.3 | |
| 5/21 09:20 | 87.3 | ↓-1.4 | |
| 5/21 09:30 | 85.8 | ↓-1.5 | |
| 5/21 09:40 | 84.0 | ↓-1.8 | |
| 5/21 09:50 | 82.2 | ↓-1.8 | |
| 5/21 10:00 | 80.2 | ↓-2.0 | |
| 5/21 10:10 | 78.2 | ↓-2.0 | |
| 5/21 10:20 | 76.0 | ↓-2.2 | |
| 5/21 10:30 | 73.7 | ↓-2.3 | |
| 5/21 10:40 | 71.3 | ↓-2.4 | |
| 5/21 10:50 | 68.9 | ↓-2.4 | |
| 5/21 11:00 | 66.4 | ↓-2.5 | |
| 5/21 11:10 | 63.9 | ↓-2.5 | |
| 5/21 11:20 | 61.3 | ↓-2.6 | |
| 5/21 11:30 | 58.8 | ↓-2.5 | |
| 5/21 11:40 | 56.2 | ↓-2.6 | |
| 5/21 11:50 | 53.7 | ↓-2.5 | |
| 5/21 12:00 | 51.2 | ↓-2.5 | |
| 5/21 12:10 | 48.8 | ↓-2.4 | |
| 5/21 12:20 | 46.5 | ↓-2.3 | |
| 5/21 12:30 | 44.2 | ↓-2.3 | |
| 5/21 12:40 | 42.1 | ↓-2.1 | |
| 5/21 12:50 | 40.1 | ↓-2.0 | |
| 5/21 13:00 | 38.2 | ↓-1.9 | |
| 5/21 13:10 | 36.4 | ↓-1.8 | |
| 5/21 13:20 | 34.9 | ↓-1.5 | |
| 5/21 13:30 | 33.4 | ↓-1.5 | |
| 5/21 13:40 | 32.2 | ↓-1.2 | |
| 5/21 13:50 | 31.1 | ↓-1.1 | |
| 5/21 14:00 | 30.1 | ↓-1.0 | |
| 5/21 14:10 | 29.4 | ↓-0.7 | |
| 5/21 14:20 | 28.9 | ↓-0.5 | |
| 5/21 14:30 | 28.5 | ↓-0.4 | |
| 5/21 14:40 | 28.3 | ↓-0.2 | 干潮 |
| 5/21 14:50 | 28.4 | ↑0.1 | |
| 5/21 15:00 | 28.6 | ↑0.2 | |
| 5/21 15:10 | 28.9 | ↑0.3 | |
| 5/21 15:20 | 29.5 | ↑0.6 | |
| 5/21 15:30 | 30.3 | ↑0.8 | |
| 5/21 15:40 | 31.2 | ↑0.9 | |
| 5/21 15:50 | 32.2 | ↑1.0 | |
| 5/21 16:00 | 33.5 | ↑1.3 | |
| 5/21 16:10 | 34.9 | ↑1.4 | |
| 5/21 16:20 | 36.4 | ↑1.5 | |
| 5/21 16:30 | 38.1 | ↑1.7 | |
| 5/21 16:40 | 39.9 | ↑1.8 | |
| 5/21 16:50 | 41.8 | ↑1.9 | |
| 5/21 17:00 | 43.8 | ↑2.0 | |
| 5/21 17:10 | 46.0 | ↑2.2 | |
| 5/21 17:20 | 48.2 | ↑2.2 | |
| 5/21 17:30 | 50.5 | ↑2.3 | |
| 5/21 17:40 | 52.9 | ↑2.4 | |
| 5/21 17:50 | 55.4 | ↑2.5 | |
| 5/21 18:00 | 58.0 | ↑2.6 | |
| 5/21 18:10 | 60.5 | ↑2.5 | |
| 5/21 18:20 | 63.1 | ↑2.6 | |
| 5/21 18:30 | 65.8 | ↑2.7 | 最大潮位差 |
| 5/21 18:40 | 68.4 | ↑2.6 | |
| 5/21 18:50 | 71.0 | ↑2.6 | |
| 5/21 19:00 | 73.7 | ↑2.7 | 最大潮位差 |
| 5/21 19:10 | 76.2 | ↑2.5 | |
| 5/21 19:20 | 78.8 | ↑2.6 | |
| 5/21 19:30 | 81.3 | ↑2.5 | |
| 5/21 19:40 | 83.7 | ↑2.4 | |
| 5/21 19:50 | 86.0 | ↑2.3 | |
| 5/21 20:00 | 88.3 | ↑2.3 | |
| 5/21 20:10 | 90.4 | ↑2.1 | |
| 5/21 20:20 | 92.4 | ↑2.0 | |
| 5/21 20:30 | 94.3 | ↑1.9 | |
| 5/21 20:40 | 96.0 | ↑1.7 | |
| 5/21 20:50 | 97.6 | ↑1.6 | |
| 5/21 21:00 | 99.1 | ↑1.5 | |
| 5/21 21:10 | 100.3 | ↑1.2 | |
| 5/21 21:20 | 101.5 | ↑1.2 | |
| 5/21 21:30 | 102.4 | ↑0.9 | |
| 5/21 21:40 | 103.1 | ↑0.7 | |
| 5/21 21:50 | 103.7 | ↑0.6 | |
| 5/21 22:00 | 104.1 | ↑0.4 | |
| 5/21 22:10 | 104.3 | ↑0.2 | 満潮 |
| 5/21 22:20 | 104.3 | 0 | |
| 5/21 22:30 | 104.2 | ↓-0.1 | |
| 5/21 22:40 | 103.9 | ↓-0.3 | |
| 5/21 22:50 | 103.4 | ↓-0.5 | |
| 5/21 23:00 | 102.8 | ↓-0.6 | |
| 5/21 23:10 | 102.1 | ↓-0.7 | |
| 5/21 23:20 | 101.2 | ↓-0.9 | |
| 5/21 23:30 | 100.2 | ↓-1.0 | |
| 5/21 23:40 | 99.1 | ↓-1.1 | |
| 5/21 23:50 | 97.9 | ↓-1.2 |