| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(土) |
07:33 | 02:25 | 22:13 | 14:44 |
| 99cm | 79cm | 104cm | 26cm | |
|
||||
那珂湊（茨城）2033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 | 88.9 | ↓-1.4 | |
| 5/21 00:10 | 87.6 | ↓-1.3 | |
| 5/21 00:20 | 86.4 | ↓-1.2 | |
| 5/21 00:30 | 85.2 | ↓-1.2 | |
| 5/21 00:40 | 84.0 | ↓-1.2 | |
| 5/21 00:50 | 83.0 | ↓-1.0 | |
| 5/21 01:00 | 82.0 | ↓-1.0 | |
| 5/21 01:10 | 81.2 | ↓-0.8 | |
| 5/21 01:20 | 80.4 | ↓-0.8 | |
| 5/21 01:30 | 79.8 | ↓-0.6 | |
| 5/21 01:40 | 79.2 | ↓-0.6 | |
| 5/21 01:50 | 78.8 | ↓-0.4 | |
| 5/21 02:00 | 78.5 | ↓-0.3 | |
| 5/21 02:10 | 78.3 | ↓-0.2 | |
| 5/21 02:20 | 78.2 | ↓-0.1 | 干潮 |
| 5/21 02:30 | 78.2 | 0 | |
| 5/21 02:40 | 78.3 | ↑0.1 | |
| 5/21 02:50 | 78.5 | ↑0.2 | |
| 5/21 03:00 | 78.8 | ↑0.3 | |
| 5/21 03:10 | 79.2 | ↑0.4 | |
| 5/21 03:20 | 79.7 | ↑0.5 | |
| 5/21 03:30 | 80.3 | ↑0.6 | |
| 5/21 03:40 | 80.9 | ↑0.6 | |
| 5/21 03:50 | 81.6 | ↑0.7 | |
| 5/21 04:00 | 82.4 | ↑0.8 | |
| 5/21 04:10 | 83.2 | ↑0.8 | |
| 5/21 04:20 | 84.1 | ↑0.9 | |
| 5/21 04:30 | 85.0 | ↑0.9 | |
| 5/21 04:40 | 86.0 | ↑1.0 | |
| 5/21 04:50 | 86.9 | ↑0.9 | |
| 5/21 05:00 | 87.9 | ↑1.0 | |
| 5/21 05:10 | 88.9 | ↑1.0 | |
| 5/21 05:20 | 89.9 | ↑1.0 | |
| 5/21 05:30 | 90.9 | ↑1.0 | |
| 5/21 05:40 | 91.8 | ↑0.9 | |
| 5/21 05:50 | 92.7 | ↑0.9 | |
| 5/21 06:00 | 93.6 | ↑0.9 | |
| 5/21 06:10 | 94.5 | ↑0.9 | |
| 5/21 06:20 | 95.2 | ↑0.7 | |
| 5/21 06:30 | 96.0 | ↑0.8 | |
| 5/21 06:40 | 96.6 | ↑0.6 | |
| 5/21 06:50 | 97.1 | ↑0.5 | |
| 5/21 07:00 | 97.6 | ↑0.5 | |
| 5/21 07:10 | 97.9 | ↑0.3 | |
| 5/21 07:20 | 98.1 | ↑0.2 | |
| 5/21 07:30 | 98.2 | ↑0.1 | 満潮 |
| 5/21 07:40 | 98.2 | 0 | |
| 5/21 07:50 | 98.0 | ↓-0.2 | |
| 5/21 08:00 | 97.7 | ↓-0.3 | |
| 5/21 08:10 | 97.2 | ↓-0.5 | |
| 5/21 08:20 | 96.5 | ↓-0.7 | |
| 5/21 08:30 | 95.7 | ↓-0.8 | |
| 5/21 08:40 | 94.7 | ↓-1.0 | |
| 5/21 08:50 | 93.6 | ↓-1.1 | |
| 5/21 09:00 | 92.3 | ↓-1.3 | |
| 5/21 09:10 | 90.8 | ↓-1.5 | |
| 5/21 09:20 | 89.2 | ↓-1.6 | |
| 5/21 09:30 | 87.4 | ↓-1.8 | |
| 5/21 09:40 | 85.5 | ↓-1.9 | |
| 5/21 09:50 | 83.4 | ↓-2.1 | |
| 5/21 10:00 | 81.2 | ↓-2.2 | |
| 5/21 10:10 | 78.8 | ↓-2.4 | |
| 5/21 10:20 | 76.4 | ↓-2.4 | |
| 5/21 10:30 | 73.9 | ↓-2.5 | |
| 5/21 10:40 | 71.3 | ↓-2.6 | |
| 5/21 10:50 | 68.6 | ↓-2.7 | |
| 5/21 11:00 | 65.9 | ↓-2.7 | |
| 5/21 11:10 | 63.1 | ↓-2.8 | 最大潮位差 |
| 5/21 11:20 | 60.4 | ↓-2.7 | |
| 5/21 11:30 | 57.6 | ↓-2.8 | 最大潮位差 |
| 5/21 11:40 | 54.9 | ↓-2.7 | |
| 5/21 11:50 | 52.2 | ↓-2.7 | |
| 5/21 12:00 | 49.5 | ↓-2.7 | |
| 5/21 12:10 | 47.0 | ↓-2.5 | |
| 5/21 12:20 | 44.5 | ↓-2.5 | |
| 5/21 12:30 | 42.1 | ↓-2.4 | |
| 5/21 12:40 | 39.9 | ↓-2.2 | |
| 5/21 12:50 | 37.7 | ↓-2.2 | |
| 5/21 13:00 | 35.7 | ↓-2.0 | |
| 5/21 13:10 | 33.9 | ↓-1.8 | |
| 5/21 13:20 | 32.3 | ↓-1.6 | |
| 5/21 13:30 | 30.8 | ↓-1.5 | |
| 5/21 13:40 | 29.5 | ↓-1.3 | |
| 5/21 13:50 | 28.3 | ↓-1.2 | |
| 5/21 14:00 | 27.4 | ↓-0.9 | |
| 5/21 14:10 | 26.7 | ↓-0.7 | |
| 5/21 14:20 | 26.1 | ↓-0.6 | |
| 5/21 14:30 | 25.8 | ↓-0.3 | |
| 5/21 14:40 | 25.6 | ↓-0.2 | 干潮 |
| 5/21 14:50 | 25.7 | ↑0.1 | |
| 5/21 15:00 | 25.9 | ↑0.2 | |
| 5/21 15:10 | 26.3 | ↑0.4 | |
| 5/21 15:20 | 27.0 | ↑0.7 | |
| 5/21 15:30 | 27.8 | ↑0.8 | |
| 5/21 15:40 | 28.7 | ↑0.9 | |
| 5/21 15:50 | 29.9 | ↑1.2 | |
| 5/21 16:00 | 31.2 | ↑1.3 | |
| 5/21 16:10 | 32.7 | ↑1.5 | |
| 5/21 16:20 | 34.3 | ↑1.6 | |
| 5/21 16:30 | 36.1 | ↑1.8 | |
| 5/21 16:40 | 38.0 | ↑1.9 | |
| 5/21 16:50 | 40.0 | ↑2.0 | |
| 5/21 17:00 | 42.2 | ↑2.2 | |
| 5/21 17:10 | 44.4 | ↑2.2 | |
| 5/21 17:20 | 46.8 | ↑2.4 | |
| 5/21 17:30 | 49.2 | ↑2.4 | |
| 5/21 17:40 | 51.8 | ↑2.6 | |
| 5/21 17:50 | 54.4 | ↑2.6 | |
| 5/21 18:00 | 57.0 | ↑2.6 | |
| 5/21 18:10 | 59.7 | ↑2.7 | |
| 5/21 18:20 | 62.4 | ↑2.7 | |
| 5/21 18:30 | 65.2 | ↑2.8 | 最大潮位差 |
| 5/21 18:40 | 67.9 | ↑2.7 | |
| 5/21 18:50 | 70.7 | ↑2.8 | 最大潮位差 |
| 5/21 19:00 | 73.4 | ↑2.7 | |
| 5/21 19:10 | 76.0 | ↑2.6 | |
| 5/21 19:20 | 78.7 | ↑2.7 | |
| 5/21 19:30 | 81.2 | ↑2.5 | |
| 5/21 19:40 | 83.7 | ↑2.5 | |
| 5/21 19:50 | 86.1 | ↑2.4 | |
| 5/21 20:00 | 88.4 | ↑2.3 | |
| 5/21 20:10 | 90.5 | ↑2.1 | |
| 5/21 20:20 | 92.6 | ↑2.1 | |
| 5/21 20:30 | 94.4 | ↑1.8 | |
| 5/21 20:40 | 96.2 | ↑1.8 | |
| 5/21 20:50 | 97.7 | ↑1.5 | |
| 5/21 21:00 | 99.1 | ↑1.4 | |
| 5/21 21:10 | 100.4 | ↑1.3 | |
| 5/21 21:20 | 101.4 | ↑1.0 | |
| 5/21 21:30 | 102.3 | ↑0.9 | |
| 5/21 21:40 | 103.0 | ↑0.7 | |
| 5/21 21:50 | 103.5 | ↑0.5 | |
| 5/21 22:00 | 103.8 | ↑0.3 | |
| 5/21 22:10 | 103.9 | ↑0.1 | 満潮 |
| 5/21 22:20 | 103.8 | ↓-0.1 | |
| 5/21 22:30 | 103.6 | ↓-0.2 | |
| 5/21 22:40 | 103.2 | ↓-0.4 | |
| 5/21 22:50 | 102.7 | ↓-0.5 | |
| 5/21 23:00 | 102.0 | ↓-0.7 | |
| 5/21 23:10 | 101.1 | ↓-0.9 | |
| 5/21 23:20 | 100.2 | ↓-0.9 | |
| 5/21 23:30 | 99.1 | ↓-1.1 | |
| 5/21 23:40 | 98.0 | ↓-1.1 | |
| 5/21 23:50 | 96.7 | ↓-1.3 |