| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(木) |
03:58 | 10:55 | 18:05 | 23:09 |
| 121cm | -8cm | 120cm | 74cm | |
|
||||
那珂湊（茨城）2038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 | 74.6 | ↑1.8 | |
| 5/20 00:10 | 76.7 | ↑2.1 | |
| 5/20 00:20 | 78.9 | ↑2.2 | |
| 5/20 00:30 | 81.2 | ↑2.3 | |
| 5/20 00:40 | 83.6 | ↑2.4 | |
| 5/20 00:50 | 86.1 | ↑2.5 | |
| 5/20 01:00 | 88.7 | ↑2.6 | |
| 5/20 01:10 | 91.3 | ↑2.6 | |
| 5/20 01:20 | 93.9 | ↑2.6 | |
| 5/20 01:30 | 96.5 | ↑2.6 | |
| 5/20 01:40 | 99.1 | ↑2.6 | |
| 5/20 01:50 | 101.6 | ↑2.5 | |
| 5/20 02:00 | 104.1 | ↑2.5 | |
| 5/20 02:10 | 106.5 | ↑2.4 | |
| 5/20 02:20 | 108.7 | ↑2.2 | |
| 5/20 02:30 | 110.8 | ↑2.1 | |
| 5/20 02:40 | 112.8 | ↑2.0 | |
| 5/20 02:50 | 114.6 | ↑1.8 | |
| 5/20 03:00 | 116.1 | ↑1.5 | |
| 5/20 03:10 | 117.5 | ↑1.4 | |
| 5/20 03:20 | 118.6 | ↑1.1 | |
| 5/20 03:30 | 119.5 | ↑0.9 | |
| 5/20 03:40 | 120.1 | ↑0.6 | |
| 5/20 03:50 | 120.5 | ↑0.4 | 満潮 |
| 5/20 04:00 | 120.5 | 0 | |
| 5/20 04:10 | 120.3 | ↓-0.2 | |
| 5/20 04:20 | 119.7 | ↓-0.6 | |
| 5/20 04:30 | 118.8 | ↓-0.9 | |
| 5/20 04:40 | 117.6 | ↓-1.2 | |
| 5/20 04:50 | 116.1 | ↓-1.5 | |
| 5/20 05:00 | 114.3 | ↓-1.8 | |
| 5/20 05:10 | 112.2 | ↓-2.1 | |
| 5/20 05:20 | 109.7 | ↓-2.5 | |
| 5/20 05:30 | 107.0 | ↓-2.7 | |
| 5/20 05:40 | 103.9 | ↓-3.1 | |
| 5/20 05:50 | 100.6 | ↓-3.3 | |
| 5/20 06:00 | 97.0 | ↓-3.6 | |
| 5/20 06:10 | 93.2 | ↓-3.8 | |
| 5/20 06:20 | 89.1 | ↓-4.1 | |
| 5/20 06:30 | 84.9 | ↓-4.2 | |
| 5/20 06:40 | 80.4 | ↓-4.5 | |
| 5/20 06:50 | 75.8 | ↓-4.6 | |
| 5/20 07:00 | 71.1 | ↓-4.7 | |
| 5/20 07:10 | 66.2 | ↓-4.9 | |
| 5/20 07:20 | 61.3 | ↓-4.9 | |
| 5/20 07:30 | 56.3 | ↓-5.0 | 最大潮位差 |
| 5/20 07:40 | 51.4 | ↓-4.9 | |
| 5/20 07:50 | 46.4 | ↓-5.0 | 最大潮位差 |
| 5/20 08:00 | 41.5 | ↓-4.9 | |
| 5/20 08:10 | 36.7 | ↓-4.8 | |
| 5/20 08:20 | 31.9 | ↓-4.8 | |
| 5/20 08:30 | 27.4 | ↓-4.5 | |
| 5/20 08:40 | 22.9 | ↓-4.5 | |
| 5/20 08:50 | 18.7 | ↓-4.2 | |
| 5/20 09:00 | 14.7 | ↓-4.0 | |
| 5/20 09:10 | 11.0 | ↓-3.7 | |
| 5/20 09:20 | 7.5 | ↓-3.5 | |
| 5/20 09:30 | 4.3 | ↓-3.2 | |
| 5/20 09:40 | 1.4 | ↓-2.9 | |
| 5/20 09:50 | -1.1 | ↓-2.5 | |
| 5/20 10:00 | -3.3 | ↓-2.2 | |
| 5/20 10:10 | -5.2 | ↓-1.9 | |
| 5/20 10:20 | -6.6 | ↓-1.4 | |
| 5/20 10:30 | -7.7 | ↓-1.1 | |
| 5/20 10:40 | -8.5 | ↓-0.8 | |
| 5/20 10:50 | -8.8 | ↓-0.3 | 干潮 |
| 5/20 11:00 | -8.8 | 0 | |
| 5/20 11:10 | -8.4 | ↑0.4 | |
| 5/20 11:20 | -7.7 | ↑0.7 | |
| 5/20 11:30 | -6.5 | ↑1.2 | |
| 5/20 11:40 | -5.0 | ↑1.5 | |
| 5/20 11:50 | -3.2 | ↑1.8 | |
| 5/20 12:00 | -1.0 | ↑2.2 | |
| 5/20 12:10 | 1.4 | ↑2.4 | |
| 5/20 12:20 | 4.2 | ↑2.8 | |
| 5/20 12:30 | 7.3 | ↑3.1 | |
| 5/20 12:40 | 10.6 | ↑3.3 | |
| 5/20 12:50 | 14.2 | ↑3.6 | |
| 5/20 13:00 | 18.0 | ↑3.8 | |
| 5/20 13:10 | 22.0 | ↑4.0 | |
| 5/20 13:20 | 26.1 | ↑4.1 | |
| 5/20 13:30 | 30.5 | ↑4.4 | |
| 5/20 13:40 | 34.9 | ↑4.4 | |
| 5/20 13:50 | 39.5 | ↑4.6 | |
| 5/20 14:00 | 44.1 | ↑4.6 | |
| 5/20 14:10 | 48.8 | ↑4.7 | |
| 5/20 14:20 | 53.5 | ↑4.7 | |
| 5/20 14:30 | 58.3 | ↑4.8 | |
| 5/20 14:40 | 63.0 | ↑4.7 | |
| 5/20 14:50 | 67.6 | ↑4.6 | |
| 5/20 15:00 | 72.2 | ↑4.6 | |
| 5/20 15:10 | 76.7 | ↑4.5 | |
| 5/20 15:20 | 81.1 | ↑4.4 | |
| 5/20 15:30 | 85.3 | ↑4.2 | |
| 5/20 15:40 | 89.4 | ↑4.1 | |
| 5/20 15:50 | 93.2 | ↑3.8 | |
| 5/20 16:00 | 96.9 | ↑3.7 | |
| 5/20 16:10 | 100.4 | ↑3.5 | |
| 5/20 16:20 | 103.6 | ↑3.2 | |
| 5/20 16:30 | 106.5 | ↑2.9 | |
| 5/20 16:40 | 109.2 | ↑2.7 | |
| 5/20 16:50 | 111.6 | ↑2.4 | |
| 5/20 17:00 | 113.7 | ↑2.1 | |
| 5/20 17:10 | 115.5 | ↑1.8 | |
| 5/20 17:20 | 117.0 | ↑1.5 | |
| 5/20 17:30 | 118.2 | ↑1.2 | |
| 5/20 17:40 | 119.1 | ↑0.9 | |
| 5/20 17:50 | 119.7 | ↑0.6 | |
| 5/20 18:00 | 120.0 | ↑0.3 | 満潮 |
| 5/20 18:10 | 119.9 | ↓-0.1 | |
| 5/20 18:20 | 119.6 | ↓-0.3 | |
| 5/20 18:30 | 119.0 | ↓-0.6 | |
| 5/20 18:40 | 118.2 | ↓-0.8 | |
| 5/20 18:50 | 117.1 | ↓-1.1 | |
| 5/20 19:00 | 115.8 | ↓-1.3 | |
| 5/20 19:10 | 114.2 | ↓-1.6 | |
| 5/20 19:20 | 112.5 | ↓-1.7 | |
| 5/20 19:30 | 110.6 | ↓-1.9 | |
| 5/20 19:40 | 108.5 | ↓-2.1 | |
| 5/20 19:50 | 106.3 | ↓-2.2 | |
| 5/20 20:00 | 104.0 | ↓-2.3 | |
| 5/20 20:10 | 101.7 | ↓-2.3 | |
| 5/20 20:20 | 99.3 | ↓-2.4 | |
| 5/20 20:30 | 96.9 | ↓-2.4 | |
| 5/20 20:40 | 94.5 | ↓-2.4 | |
| 5/20 20:50 | 92.1 | ↓-2.4 | |
| 5/20 21:00 | 89.8 | ↓-2.3 | |
| 5/20 21:10 | 87.6 | ↓-2.2 | |
| 5/20 21:20 | 85.4 | ↓-2.2 | |
| 5/20 21:30 | 83.4 | ↓-2.0 | |
| 5/20 21:40 | 81.5 | ↓-1.9 | |
| 5/20 21:50 | 79.8 | ↓-1.7 | |
| 5/20 22:00 | 78.2 | ↓-1.6 | |
| 5/20 22:10 | 76.9 | ↓-1.3 | |
| 5/20 22:20 | 75.7 | ↓-1.2 | |
| 5/20 22:30 | 74.8 | ↓-0.9 | |
| 5/20 22:40 | 74.0 | ↓-0.8 | |
| 5/20 22:50 | 73.5 | ↓-0.5 | |
| 5/20 23:00 | 73.2 | ↓-0.3 | 干潮 |
| 5/20 23:10 | 73.2 | 0 | |
| 5/20 23:20 | 73.3 | ↑0.1 | |
| 5/20 23:30 | 73.7 | ↑0.4 | |
| 5/20 23:40 | 74.3 | ↑0.6 | |
| 5/20 23:50 | 75.1 | ↑0.8 |