| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(月) |
06:32 | 01:27 | 21:28 | 13:50 |
| 102cm | 80cm | 105cm | 20cm | |
|
||||
那珂湊（茨城）2052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 | 84.3 | ↓-1.1 | |
| 5/20 00:10 | 83.4 | ↓-0.9 | |
| 5/20 00:20 | 82.5 | ↓-0.9 | |
| 5/20 00:30 | 81.7 | ↓-0.8 | |
| 5/20 00:40 | 81.1 | ↓-0.6 | |
| 5/20 00:50 | 80.6 | ↓-0.5 | |
| 5/20 01:00 | 80.2 | ↓-0.4 | |
| 5/20 01:10 | 79.9 | ↓-0.3 | |
| 5/20 01:20 | 79.8 | ↓-0.1 | 干潮 |
| 5/20 01:30 | 79.8 | 0 | |
| 5/20 01:40 | 79.9 | ↑0.1 | |
| 5/20 01:50 | 80.1 | ↑0.2 | |
| 5/20 02:00 | 80.4 | ↑0.3 | |
| 5/20 02:10 | 80.9 | ↑0.5 | |
| 5/20 02:20 | 81.4 | ↑0.5 | |
| 5/20 02:30 | 82.0 | ↑0.6 | |
| 5/20 02:40 | 82.7 | ↑0.7 | |
| 5/20 02:50 | 83.5 | ↑0.8 | |
| 5/20 03:00 | 84.4 | ↑0.9 | |
| 5/20 03:10 | 85.3 | ↑0.9 | |
| 5/20 03:20 | 86.3 | ↑1.0 | |
| 5/20 03:30 | 87.3 | ↑1.0 | |
| 5/20 03:40 | 88.3 | ↑1.0 | |
| 5/20 03:50 | 89.4 | ↑1.1 | |
| 5/20 04:00 | 90.4 | ↑1.0 | |
| 5/20 04:10 | 91.5 | ↑1.1 | |
| 5/20 04:20 | 92.5 | ↑1.0 | |
| 5/20 04:30 | 93.5 | ↑1.0 | |
| 5/20 04:40 | 94.6 | ↑1.1 | |
| 5/20 04:50 | 95.5 | ↑0.9 | |
| 5/20 05:00 | 96.4 | ↑0.9 | |
| 5/20 05:10 | 97.3 | ↑0.9 | |
| 5/20 05:20 | 98.1 | ↑0.8 | |
| 5/20 05:30 | 98.8 | ↑0.7 | |
| 5/20 05:40 | 99.4 | ↑0.6 | |
| 5/20 05:50 | 100.0 | ↑0.6 | |
| 5/20 06:00 | 100.4 | ↑0.4 | |
| 5/20 06:10 | 100.7 | ↑0.3 | |
| 5/20 06:20 | 100.9 | ↑0.2 | |
| 5/20 06:30 | 101.0 | ↑0.1 | 満潮 |
| 5/20 06:40 | 101.0 | 0 | |
| 5/20 06:50 | 100.7 | ↓-0.3 | |
| 5/20 07:00 | 100.4 | ↓-0.3 | |
| 5/20 07:10 | 99.9 | ↓-0.5 | |
| 5/20 07:20 | 99.2 | ↓-0.7 | |
| 5/20 07:30 | 98.4 | ↓-0.8 | |
| 5/20 07:40 | 97.4 | ↓-1.0 | |
| 5/20 07:50 | 96.2 | ↓-1.2 | |
| 5/20 08:00 | 94.9 | ↓-1.3 | |
| 5/20 08:10 | 93.4 | ↓-1.5 | |
| 5/20 08:20 | 91.7 | ↓-1.7 | |
| 5/20 08:30 | 89.8 | ↓-1.9 | |
| 5/20 08:40 | 87.8 | ↓-2.0 | |
| 5/20 08:50 | 85.7 | ↓-2.1 | |
| 5/20 09:00 | 83.3 | ↓-2.4 | |
| 5/20 09:10 | 80.9 | ↓-2.4 | |
| 5/20 09:20 | 78.3 | ↓-2.6 | |
| 5/20 09:30 | 75.6 | ↓-2.7 | |
| 5/20 09:40 | 72.8 | ↓-2.8 | |
| 5/20 09:50 | 70.0 | ↓-2.8 | |
| 5/20 10:00 | 67.0 | ↓-3.0 | |
| 5/20 10:10 | 64.0 | ↓-3.0 | |
| 5/20 10:20 | 61.0 | ↓-3.0 | |
| 5/20 10:30 | 57.9 | ↓-3.1 | 最大潮位差 |
| 5/20 10:40 | 54.9 | ↓-3.0 | |
| 5/20 10:50 | 51.9 | ↓-3.0 | |
| 5/20 11:00 | 48.9 | ↓-3.0 | |
| 5/20 11:10 | 46.0 | ↓-2.9 | |
| 5/20 11:20 | 43.2 | ↓-2.8 | |
| 5/20 11:30 | 40.4 | ↓-2.8 | |
| 5/20 11:40 | 37.8 | ↓-2.6 | |
| 5/20 11:50 | 35.3 | ↓-2.5 | |
| 5/20 12:00 | 33.0 | ↓-2.3 | |
| 5/20 12:10 | 30.8 | ↓-2.2 | |
| 5/20 12:20 | 28.8 | ↓-2.0 | |
| 5/20 12:30 | 26.9 | ↓-1.9 | |
| 5/20 12:40 | 25.3 | ↓-1.6 | |
| 5/20 12:50 | 23.9 | ↓-1.4 | |
| 5/20 13:00 | 22.7 | ↓-1.2 | |
| 5/20 13:10 | 21.7 | ↓-1.0 | |
| 5/20 13:20 | 20.9 | ↓-0.8 | |
| 5/20 13:30 | 20.4 | ↓-0.5 | |
| 5/20 13:40 | 20.1 | ↓-0.3 | 干潮 |
| 5/20 13:50 | 20.0 | ↓-0.1 | 干潮 |
| 5/20 14:00 | 20.1 | ↑0.1 | |
| 5/20 14:10 | 20.4 | ↑0.3 | |
| 5/20 14:20 | 21.0 | ↑0.6 | |
| 5/20 14:30 | 21.7 | ↑0.7 | |
| 5/20 14:40 | 22.7 | ↑1.0 | |
| 5/20 14:50 | 23.9 | ↑1.2 | |
| 5/20 15:00 | 25.2 | ↑1.3 | |
| 5/20 15:10 | 26.7 | ↑1.5 | |
| 5/20 15:20 | 28.4 | ↑1.7 | |
| 5/20 15:30 | 30.2 | ↑1.8 | |
| 5/20 15:40 | 32.2 | ↑2.0 | |
| 5/20 15:50 | 34.3 | ↑2.1 | |
| 5/20 16:00 | 36.6 | ↑2.3 | |
| 5/20 16:10 | 39.0 | ↑2.4 | |
| 5/20 16:20 | 41.4 | ↑2.4 | |
| 5/20 16:30 | 44.0 | ↑2.6 | |
| 5/20 16:40 | 46.6 | ↑2.6 | |
| 5/20 16:50 | 49.3 | ↑2.7 | |
| 5/20 17:00 | 52.1 | ↑2.8 | |
| 5/20 17:10 | 54.9 | ↑2.8 | |
| 5/20 17:20 | 57.7 | ↑2.8 | |
| 5/20 17:30 | 60.6 | ↑2.9 | |
| 5/20 17:40 | 63.5 | ↑2.9 | |
| 5/20 17:50 | 66.3 | ↑2.8 | |
| 5/20 18:00 | 69.2 | ↑2.9 | |
| 5/20 18:10 | 72.0 | ↑2.8 | |
| 5/20 18:20 | 74.7 | ↑2.7 | |
| 5/20 18:30 | 77.5 | ↑2.8 | |
| 5/20 18:40 | 80.1 | ↑2.6 | |
| 5/20 18:50 | 82.6 | ↑2.5 | |
| 5/20 19:00 | 85.1 | ↑2.5 | |
| 5/20 19:10 | 87.4 | ↑2.3 | |
| 5/20 19:20 | 89.7 | ↑2.3 | |
| 5/20 19:30 | 91.8 | ↑2.1 | |
| 5/20 19:40 | 93.7 | ↑1.9 | |
| 5/20 19:50 | 95.5 | ↑1.8 | |
| 5/20 20:00 | 97.2 | ↑1.7 | |
| 5/20 20:10 | 98.7 | ↑1.5 | |
| 5/20 20:20 | 100.0 | ↑1.3 | |
| 5/20 20:30 | 101.1 | ↑1.1 | |
| 5/20 20:40 | 102.0 | ↑0.9 | |
| 5/20 20:50 | 102.8 | ↑0.8 | |
| 5/20 21:00 | 103.4 | ↑0.6 | |
| 5/20 21:10 | 103.8 | ↑0.4 | |
| 5/20 21:20 | 104.0 | ↑0.2 | 満潮 |
| 5/20 21:30 | 104.0 | 0 | |
| 5/20 21:40 | 103.9 | ↓-0.1 | |
| 5/20 21:50 | 103.6 | ↓-0.3 | |
| 5/20 22:00 | 103.1 | ↓-0.5 | |
| 5/20 22:10 | 102.5 | ↓-0.6 | |
| 5/20 22:20 | 101.7 | ↓-0.8 | |
| 5/20 22:30 | 100.9 | ↓-0.8 | |
| 5/20 22:40 | 99.9 | ↓-1.0 | |
| 5/20 22:50 | 98.8 | ↓-1.1 | |
| 5/20 23:00 | 97.7 | ↓-1.1 | |
| 5/20 23:10 | 96.4 | ↓-1.3 | |
| 5/20 23:20 | 95.2 | ↓-1.2 | |
| 5/20 23:30 | 93.9 | ↓-1.3 | |
| 5/20 23:40 | 92.5 | ↓-1.4 | |
| 5/20 23:50 | 91.2 | ↓-1.3 |