| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(土) |
03:17 | 10:20 | 17:30 | 22:25 |
| 120cm | -6cm | 116cm | 76cm | |
|
||||
那珂湊（茨城）2023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 | 85.0 | ↑2.3 | |
| 5/20 00:10 | 87.3 | ↑2.3 | |
| 5/20 00:20 | 89.7 | ↑2.4 | |
| 5/20 00:30 | 92.2 | ↑2.5 | |
| 5/20 00:40 | 94.7 | ↑2.5 | |
| 5/20 00:50 | 97.2 | ↑2.5 | |
| 5/20 01:00 | 99.6 | ↑2.4 | |
| 5/20 01:10 | 102.0 | ↑2.4 | |
| 5/20 01:20 | 104.3 | ↑2.3 | |
| 5/20 01:30 | 106.6 | ↑2.3 | |
| 5/20 01:40 | 108.7 | ↑2.1 | |
| 5/20 01:50 | 110.7 | ↑2.0 | |
| 5/20 02:00 | 112.6 | ↑1.9 | |
| 5/20 02:10 | 114.2 | ↑1.6 | |
| 5/20 02:20 | 115.7 | ↑1.5 | |
| 5/20 02:30 | 117.0 | ↑1.3 | |
| 5/20 02:40 | 118.1 | ↑1.1 | |
| 5/20 02:50 | 118.9 | ↑0.8 | |
| 5/20 03:00 | 119.4 | ↑0.5 | |
| 5/20 03:10 | 119.7 | ↑0.3 | 満潮 |
| 5/20 03:20 | 119.8 | ↑0.1 | |
| 5/20 03:30 | 119.5 | ↓-0.3 | |
| 5/20 03:40 | 119.0 | ↓-0.5 | |
| 5/20 03:50 | 118.1 | ↓-0.9 | |
| 5/20 04:00 | 117.0 | ↓-1.1 | |
| 5/20 04:10 | 115.5 | ↓-1.5 | |
| 5/20 04:20 | 113.8 | ↓-1.7 | |
| 5/20 04:30 | 111.7 | ↓-2.1 | |
| 5/20 04:40 | 109.4 | ↓-2.3 | |
| 5/20 04:50 | 106.7 | ↓-2.7 | |
| 5/20 05:00 | 103.8 | ↓-2.9 | |
| 5/20 05:10 | 100.7 | ↓-3.1 | |
| 5/20 05:20 | 97.2 | ↓-3.5 | |
| 5/20 05:30 | 93.6 | ↓-3.6 | |
| 5/20 05:40 | 89.7 | ↓-3.9 | |
| 5/20 05:50 | 85.6 | ↓-4.1 | |
| 5/20 06:00 | 81.4 | ↓-4.2 | |
| 5/20 06:10 | 77.0 | ↓-4.4 | |
| 5/20 06:20 | 72.5 | ↓-4.5 | |
| 5/20 06:30 | 67.8 | ↓-4.7 | |
| 5/20 06:40 | 63.1 | ↓-4.7 | |
| 5/20 06:50 | 58.4 | ↓-4.7 | |
| 5/20 07:00 | 53.6 | ↓-4.8 | 最大潮位差 |
| 5/20 07:10 | 48.9 | ↓-4.7 | |
| 5/20 07:20 | 44.1 | ↓-4.8 | 最大潮位差 |
| 5/20 07:30 | 39.5 | ↓-4.6 | |
| 5/20 07:40 | 34.9 | ↓-4.6 | |
| 5/20 07:50 | 30.5 | ↓-4.4 | |
| 5/20 08:00 | 26.2 | ↓-4.3 | |
| 5/20 08:10 | 22.1 | ↓-4.1 | |
| 5/20 08:20 | 18.2 | ↓-3.9 | |
| 5/20 08:30 | 14.5 | ↓-3.7 | |
| 5/20 08:40 | 11.1 | ↓-3.4 | |
| 5/20 08:50 | 7.9 | ↓-3.2 | |
| 5/20 09:00 | 5.0 | ↓-2.9 | |
| 5/20 09:10 | 2.4 | ↓-2.6 | |
| 5/20 09:20 | 0.2 | ↓-2.2 | |
| 5/20 09:30 | -1.7 | ↓-1.9 | |
| 5/20 09:40 | -3.3 | ↓-1.6 | |
| 5/20 09:50 | -4.5 | ↓-1.2 | |
| 5/20 10:00 | -5.4 | ↓-0.9 | |
| 5/20 10:10 | -5.9 | ↓-0.5 | 干潮 |
| 5/20 10:20 | -6.0 | ↓-0.1 | 干潮 |
| 5/20 10:30 | -5.8 | ↑0.2 | |
| 5/20 10:40 | -5.3 | ↑0.5 | |
| 5/20 10:50 | -4.3 | ↑1.0 | |
| 5/20 11:00 | -3.1 | ↑1.2 | |
| 5/20 11:10 | -1.5 | ↑1.6 | |
| 5/20 11:20 | 0.4 | ↑1.9 | |
| 5/20 11:30 | 2.7 | ↑2.3 | |
| 5/20 11:40 | 5.2 | ↑2.5 | |
| 5/20 11:50 | 8.0 | ↑2.8 | |
| 5/20 12:00 | 11.0 | ↑3.0 | |
| 5/20 12:10 | 14.3 | ↑3.3 | |
| 5/20 12:20 | 17.9 | ↑3.6 | |
| 5/20 12:30 | 21.6 | ↑3.7 | |
| 5/20 12:40 | 25.5 | ↑3.9 | |
| 5/20 12:50 | 29.5 | ↑4.0 | |
| 5/20 13:00 | 33.7 | ↑4.2 | |
| 5/20 13:10 | 38.0 | ↑4.3 | |
| 5/20 13:20 | 42.4 | ↑4.4 | |
| 5/20 13:30 | 46.8 | ↑4.4 | |
| 5/20 13:40 | 51.3 | ↑4.5 | |
| 5/20 13:50 | 55.8 | ↑4.5 | |
| 5/20 14:00 | 60.3 | ↑4.5 | |
| 5/20 14:10 | 64.7 | ↑4.4 | |
| 5/20 14:20 | 69.1 | ↑4.4 | |
| 5/20 14:30 | 73.3 | ↑4.2 | |
| 5/20 14:40 | 77.5 | ↑4.2 | |
| 5/20 14:50 | 81.5 | ↑4.0 | |
| 5/20 15:00 | 85.4 | ↑3.9 | |
| 5/20 15:10 | 89.2 | ↑3.8 | |
| 5/20 15:20 | 92.7 | ↑3.5 | |
| 5/20 15:30 | 96.0 | ↑3.3 | |
| 5/20 15:40 | 99.1 | ↑3.1 | |
| 5/20 15:50 | 102.0 | ↑2.9 | |
| 5/20 16:00 | 104.6 | ↑2.6 | |
| 5/20 16:10 | 106.9 | ↑2.3 | |
| 5/20 16:20 | 109.0 | ↑2.1 | |
| 5/20 16:30 | 110.8 | ↑1.8 | |
| 5/20 16:40 | 112.3 | ↑1.5 | |
| 5/20 16:50 | 113.5 | ↑1.2 | |
| 5/20 17:00 | 114.5 | ↑1.0 | |
| 5/20 17:10 | 115.1 | ↑0.6 | |
| 5/20 17:20 | 115.5 | ↑0.4 | 満潮 |
| 5/20 17:30 | 115.6 | ↑0.1 | 満潮 |
| 5/20 17:40 | 115.5 | ↓-0.1 | |
| 5/20 17:50 | 115.0 | ↓-0.5 | |
| 5/20 18:00 | 114.4 | ↓-0.6 | |
| 5/20 18:10 | 113.5 | ↓-0.9 | |
| 5/20 18:20 | 112.4 | ↓-1.1 | |
| 5/20 18:30 | 111.0 | ↓-1.4 | |
| 5/20 18:40 | 109.5 | ↓-1.5 | |
| 5/20 18:50 | 107.9 | ↓-1.6 | |
| 5/20 19:00 | 106.1 | ↓-1.8 | |
| 5/20 19:10 | 104.2 | ↓-1.9 | |
| 5/20 19:20 | 102.2 | ↓-2.0 | |
| 5/20 19:30 | 100.1 | ↓-2.1 | |
| 5/20 19:40 | 98.0 | ↓-2.1 | |
| 5/20 19:50 | 95.9 | ↓-2.1 | |
| 5/20 20:00 | 93.7 | ↓-2.2 | |
| 5/20 20:10 | 91.6 | ↓-2.1 | |
| 5/20 20:20 | 89.6 | ↓-2.0 | |
| 5/20 20:30 | 87.6 | ↓-2.0 | |
| 5/20 20:40 | 85.7 | ↓-1.9 | |
| 5/20 20:50 | 83.9 | ↓-1.8 | |
| 5/20 21:00 | 82.2 | ↓-1.7 | |
| 5/20 21:10 | 80.7 | ↓-1.5 | |
| 5/20 21:20 | 79.4 | ↓-1.3 | |
| 5/20 21:30 | 78.2 | ↓-1.2 | |
| 5/20 21:40 | 77.2 | ↓-1.0 | |
| 5/20 21:50 | 76.4 | ↓-0.8 | |
| 5/20 22:00 | 75.8 | ↓-0.6 | |
| 5/20 22:10 | 75.4 | ↓-0.4 | |
| 5/20 22:20 | 75.2 | ↓-0.2 | 干潮 |
| 5/20 22:30 | 75.2 | 0 | |
| 5/20 22:40 | 75.4 | ↑0.2 | |
| 5/20 22:50 | 75.9 | ↑0.5 | |
| 5/20 23:00 | 76.5 | ↑0.6 | |
| 5/20 23:10 | 77.4 | ↑0.9 | |
| 5/20 23:20 | 78.4 | ↑1.0 | |
| 5/20 23:30 | 79.6 | ↑1.2 | |
| 5/20 23:40 | 81.0 | ↑1.4 | |
| 5/20 23:50 | 82.5 | ↑1.5 |