| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
00:22 | 07:18 | 13:23 | 18:47 |
| 109cm | 41cm | 89cm | 58cm | |
|
||||
那珂湊（茨城）2047年05月20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 |
|---|---|---|---|
| 5/20 00:00 | 107.6 | ↑0.5 | |
| 5/20 00:10 | 108.0 | ↑0.4 | |
| 5/20 00:20 | 108.1 | ↑0.1 | 満潮 |
| 5/20 00:30 | 108.0 | ↓-0.1 | |
| 5/20 00:40 | 107.7 | ↓-0.3 | |
| 5/20 00:50 | 107.3 | ↓-0.4 | |
| 5/20 01:00 | 106.6 | ↓-0.7 | |
| 5/20 01:10 | 105.8 | ↓-0.8 | |
| 5/20 01:20 | 104.8 | ↓-1.0 | |
| 5/20 01:30 | 103.6 | ↓-1.2 | |
| 5/20 01:40 | 102.2 | ↓-1.4 | |
| 5/20 01:50 | 100.7 | ↓-1.5 | |
| 5/20 02:00 | 99.0 | ↓-1.7 | |
| 5/20 02:10 | 97.2 | ↓-1.8 | |
| 5/20 02:20 | 95.3 | ↓-1.9 | |
| 5/20 02:30 | 93.3 | ↓-2.0 | |
| 5/20 02:40 | 91.1 | ↓-2.2 | |
| 5/20 02:50 | 88.8 | ↓-2.3 | |
| 5/20 03:00 | 86.5 | ↓-2.3 | |
| 5/20 03:10 | 84.1 | ↓-2.4 | |
| 5/20 03:20 | 81.7 | ↓-2.4 | |
| 5/20 03:30 | 79.2 | ↓-2.5 | |
| 5/20 03:40 | 76.6 | ↓-2.6 | 最大潮位差 |
| 5/20 03:50 | 74.1 | ↓-2.5 | |
| 5/20 04:00 | 71.6 | ↓-2.5 | |
| 5/20 04:10 | 69.0 | ↓-2.6 | 最大潮位差 |
| 5/20 04:20 | 66.5 | ↓-2.5 | |
| 5/20 04:30 | 64.1 | ↓-2.4 | |
| 5/20 04:40 | 61.7 | ↓-2.4 | |
| 5/20 04:50 | 59.4 | ↓-2.3 | |
| 5/20 05:00 | 57.1 | ↓-2.3 | |
| 5/20 05:10 | 55.0 | ↓-2.1 | |
| 5/20 05:20 | 53.0 | ↓-2.0 | |
| 5/20 05:30 | 51.0 | ↓-2.0 | |
| 5/20 05:40 | 49.3 | ↓-1.7 | |
| 5/20 05:50 | 47.6 | ↓-1.7 | |
| 5/20 06:00 | 46.1 | ↓-1.5 | |
| 5/20 06:10 | 44.8 | ↓-1.3 | |
| 5/20 06:20 | 43.6 | ↓-1.2 | |
| 5/20 06:30 | 42.6 | ↓-1.0 | |
| 5/20 06:40 | 41.8 | ↓-0.8 | |
| 5/20 06:50 | 41.2 | ↓-0.6 | |
| 5/20 07:00 | 40.8 | ↓-0.4 | |
| 5/20 07:10 | 40.6 | ↓-0.2 | 干潮 |
| 5/20 07:20 | 40.5 | ↓-0.1 | |
| 5/20 07:30 | 40.7 | ↑0.2 | |
| 5/20 07:40 | 41.0 | ↑0.3 | |
| 5/20 07:50 | 41.6 | ↑0.6 | |
| 5/20 08:00 | 42.3 | ↑0.7 | |
| 5/20 08:10 | 43.2 | ↑0.9 | |
| 5/20 08:20 | 44.2 | ↑1.0 | |
| 5/20 08:30 | 45.4 | ↑1.2 | |
| 5/20 08:40 | 46.8 | ↑1.4 | |
| 5/20 08:50 | 48.3 | ↑1.5 | |
| 5/20 09:00 | 50.0 | ↑1.7 | |
| 5/20 09:10 | 51.7 | ↑1.7 | |
| 5/20 09:20 | 53.5 | ↑1.8 | |
| 5/20 09:30 | 55.5 | ↑2.0 | |
| 5/20 09:40 | 57.4 | ↑1.9 | |
| 5/20 09:50 | 59.5 | ↑2.1 | |
| 5/20 10:00 | 61.6 | ↑2.1 | |
| 5/20 10:10 | 63.7 | ↑2.1 | |
| 5/20 10:20 | 65.8 | ↑2.1 | |
| 5/20 10:30 | 67.8 | ↑2.0 | |
| 5/20 10:40 | 69.9 | ↑2.1 | |
| 5/20 10:50 | 71.9 | ↑2.0 | |
| 5/20 11:00 | 73.8 | ↑1.9 | |
| 5/20 11:10 | 75.7 | ↑1.9 | |
| 5/20 11:20 | 77.5 | ↑1.8 | |
| 5/20 11:30 | 79.2 | ↑1.7 | |
| 5/20 11:40 | 80.8 | ↑1.6 | |
| 5/20 11:50 | 82.2 | ↑1.4 | |
| 5/20 12:00 | 83.5 | ↑1.3 | |
| 5/20 12:10 | 84.7 | ↑1.2 | |
| 5/20 12:20 | 85.8 | ↑1.1 | |
| 5/20 12:30 | 86.7 | ↑0.9 | |
| 5/20 12:40 | 87.4 | ↑0.7 | |
| 5/20 12:50 | 88.0 | ↑0.6 | |
| 5/20 13:00 | 88.4 | ↑0.4 | |
| 5/20 13:10 | 88.7 | ↑0.3 | |
| 5/20 13:20 | 88.8 | ↑0.1 | 満潮 |
| 5/20 13:30 | 88.8 | 0 | |
| 5/20 13:40 | 88.6 | ↓-0.2 | |
| 5/20 13:50 | 88.2 | ↓-0.4 | |
| 5/20 14:00 | 87.8 | ↓-0.4 | |
| 5/20 14:10 | 87.1 | ↓-0.7 | |
| 5/20 14:20 | 86.4 | ↓-0.7 | |
| 5/20 14:30 | 85.5 | ↓-0.9 | |
| 5/20 14:40 | 84.5 | ↓-1.0 | |
| 5/20 14:50 | 83.5 | ↓-1.0 | |
| 5/20 15:00 | 82.3 | ↓-1.2 | |
| 5/20 15:10 | 81.0 | ↓-1.3 | |
| 5/20 15:20 | 79.7 | ↓-1.3 | |
| 5/20 15:30 | 78.3 | ↓-1.4 | |
| 5/20 15:40 | 76.9 | ↓-1.4 | |
| 5/20 15:50 | 75.4 | ↓-1.5 | |
| 5/20 16:00 | 73.9 | ↓-1.5 | |
| 5/20 16:10 | 72.4 | ↓-1.5 | |
| 5/20 16:20 | 70.9 | ↓-1.5 | |
| 5/20 16:30 | 69.4 | ↓-1.5 | |
| 5/20 16:40 | 68.0 | ↓-1.4 | |
| 5/20 16:50 | 66.6 | ↓-1.4 | |
| 5/20 17:00 | 65.2 | ↓-1.4 | |
| 5/20 17:10 | 63.9 | ↓-1.3 | |
| 5/20 17:20 | 62.7 | ↓-1.2 | |
| 5/20 17:30 | 61.6 | ↓-1.1 | |
| 5/20 17:40 | 60.6 | ↓-1.0 | |
| 5/20 17:50 | 59.7 | ↓-0.9 | |
| 5/20 18:00 | 59.0 | ↓-0.7 | |
| 5/20 18:10 | 58.3 | ↓-0.7 | |
| 5/20 18:20 | 57.8 | ↓-0.5 | |
| 5/20 18:30 | 57.5 | ↓-0.3 | |
| 5/20 18:40 | 57.3 | ↓-0.2 | 干潮 |
| 5/20 18:50 | 57.3 | 0 | |
| 5/20 19:00 | 57.4 | ↑0.1 | |
| 5/20 19:10 | 57.8 | ↑0.4 | |
| 5/20 19:20 | 58.2 | ↑0.4 | |
| 5/20 19:30 | 58.9 | ↑0.7 | |
| 5/20 19:40 | 59.7 | ↑0.8 | |
| 5/20 19:50 | 60.7 | ↑1.0 | |
| 5/20 20:00 | 61.9 | ↑1.2 | |
| 5/20 20:10 | 63.2 | ↑1.3 | |
| 5/20 20:20 | 64.7 | ↑1.5 | |
| 5/20 20:30 | 66.3 | ↑1.6 | |
| 5/20 20:40 | 68.0 | ↑1.7 | |
| 5/20 20:50 | 69.9 | ↑1.9 | |
| 5/20 21:00 | 71.8 | ↑1.9 | |
| 5/20 21:10 | 73.9 | ↑2.1 | |
| 5/20 21:20 | 76.1 | ↑2.2 | |
| 5/20 21:30 | 78.3 | ↑2.2 | |
| 5/20 21:40 | 80.6 | ↑2.3 | |
| 5/20 21:50 | 82.9 | ↑2.3 | |
| 5/20 22:00 | 85.2 | ↑2.3 | |
| 5/20 22:10 | 87.5 | ↑2.3 | |
| 5/20 22:20 | 89.8 | ↑2.3 | |
| 5/20 22:30 | 92.1 | ↑2.3 | |
| 5/20 22:40 | 94.3 | ↑2.2 | |
| 5/20 22:50 | 96.4 | ↑2.1 | |
| 5/20 23:00 | 98.5 | ↑2.1 | |
| 5/20 23:10 | 100.5 | ↑2.0 | |
| 5/20 23:20 | 102.3 | ↑1.8 | |
| 5/20 23:30 | 104.0 | ↑1.7 | |
| 5/20 23:40 | 105.5 | ↑1.5 | |
| 5/20 23:50 | 106.9 | ↑1.4 |