| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(火) |
03:17 | 10:24 | 17:39 | 22:33 |
| 121cm | -11cm | 120cm | 79cm | |
|
||||
那珂湊（茨城）2042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 | 86.0 | ↑2.3 | |
| 5/20 00:10 | 88.3 | ↑2.3 | |
| 5/20 00:20 | 90.7 | ↑2.4 | |
| 5/20 00:30 | 93.1 | ↑2.4 | |
| 5/20 00:40 | 95.6 | ↑2.5 | |
| 5/20 00:50 | 98.0 | ↑2.4 | |
| 5/20 01:00 | 100.5 | ↑2.5 | |
| 5/20 01:10 | 102.9 | ↑2.4 | |
| 5/20 01:20 | 105.2 | ↑2.3 | |
| 5/20 01:30 | 107.5 | ↑2.3 | |
| 5/20 01:40 | 109.6 | ↑2.1 | |
| 5/20 01:50 | 111.7 | ↑2.1 | |
| 5/20 02:00 | 113.5 | ↑1.8 | |
| 5/20 02:10 | 115.2 | ↑1.7 | |
| 5/20 02:20 | 116.7 | ↑1.5 | |
| 5/20 02:30 | 118.0 | ↑1.3 | |
| 5/20 02:40 | 119.1 | ↑1.1 | |
| 5/20 02:50 | 119.9 | ↑0.8 | |
| 5/20 03:00 | 120.5 | ↑0.6 | |
| 5/20 03:10 | 120.8 | ↑0.3 | 満潮 |
| 5/20 03:20 | 120.9 | ↑0.1 | |
| 5/20 03:30 | 120.6 | ↓-0.3 | |
| 5/20 03:40 | 120.0 | ↓-0.6 | |
| 5/20 03:50 | 119.2 | ↓-0.8 | |
| 5/20 04:00 | 118.0 | ↓-1.2 | |
| 5/20 04:10 | 116.6 | ↓-1.4 | |
| 5/20 04:20 | 114.8 | ↓-1.8 | |
| 5/20 04:30 | 112.7 | ↓-2.1 | |
| 5/20 04:40 | 110.3 | ↓-2.4 | |
| 5/20 04:50 | 107.6 | ↓-2.7 | |
| 5/20 05:00 | 104.6 | ↓-3.0 | |
| 5/20 05:10 | 101.4 | ↓-3.2 | |
| 5/20 05:20 | 97.9 | ↓-3.5 | |
| 5/20 05:30 | 94.1 | ↓-3.8 | |
| 5/20 05:40 | 90.1 | ↓-4.0 | |
| 5/20 05:50 | 85.9 | ↓-4.2 | |
| 5/20 06:00 | 81.5 | ↓-4.4 | |
| 5/20 06:10 | 76.9 | ↓-4.6 | |
| 5/20 06:20 | 72.2 | ↓-4.7 | |
| 5/20 06:30 | 67.4 | ↓-4.8 | |
| 5/20 06:40 | 62.5 | ↓-4.9 | |
| 5/20 06:50 | 57.5 | ↓-5.0 | 最大潮位差 |
| 5/20 07:00 | 52.5 | ↓-5.0 | 最大潮位差 |
| 5/20 07:10 | 47.5 | ↓-5.0 | 最大潮位差 |
| 5/20 07:20 | 42.6 | ↓-4.9 | |
| 5/20 07:30 | 37.7 | ↓-4.9 | |
| 5/20 07:40 | 32.8 | ↓-4.9 | |
| 5/20 07:50 | 28.1 | ↓-4.7 | |
| 5/20 08:00 | 23.6 | ↓-4.5 | |
| 5/20 08:10 | 19.2 | ↓-4.4 | |
| 5/20 08:20 | 15.0 | ↓-4.2 | |
| 5/20 08:30 | 11.1 | ↓-3.9 | |
| 5/20 08:40 | 7.4 | ↓-3.7 | |
| 5/20 08:50 | 4.0 | ↓-3.4 | |
| 5/20 09:00 | 0.9 | ↓-3.1 | |
| 5/20 09:10 | -2.0 | ↓-2.9 | |
| 5/20 09:20 | -4.4 | ↓-2.4 | |
| 5/20 09:30 | -6.6 | ↓-2.2 | |
| 5/20 09:40 | -8.4 | ↓-1.8 | |
| 5/20 09:50 | -9.8 | ↓-1.4 | |
| 5/20 10:00 | -10.8 | ↓-1.0 | |
| 5/20 10:10 | -11.5 | ↓-0.7 | |
| 5/20 10:20 | -11.8 | ↓-0.3 | 干潮 |
| 5/20 10:30 | -11.7 | ↑0.1 | |
| 5/20 10:40 | -11.2 | ↑0.5 | |
| 5/20 10:50 | -10.4 | ↑0.8 | |
| 5/20 11:00 | -9.2 | ↑1.2 | |
| 5/20 11:10 | -7.6 | ↑1.6 | |
| 5/20 11:20 | -5.7 | ↑1.9 | |
| 5/20 11:30 | -3.5 | ↑2.2 | |
| 5/20 11:40 | -0.9 | ↑2.6 | |
| 5/20 11:50 | 1.9 | ↑2.8 | |
| 5/20 12:00 | 5.1 | ↑3.2 | |
| 5/20 12:10 | 8.5 | ↑3.4 | |
| 5/20 12:20 | 12.1 | ↑3.6 | |
| 5/20 12:30 | 16.0 | ↑3.9 | |
| 5/20 12:40 | 20.0 | ↑4.0 | |
| 5/20 12:50 | 24.3 | ↑4.3 | |
| 5/20 13:00 | 28.7 | ↑4.4 | |
| 5/20 13:10 | 33.2 | ↑4.5 | |
| 5/20 13:20 | 37.8 | ↑4.6 | |
| 5/20 13:30 | 42.5 | ↑4.7 | |
| 5/20 13:40 | 47.2 | ↑4.7 | |
| 5/20 13:50 | 52.0 | ↑4.8 | |
| 5/20 14:00 | 56.8 | ↑4.8 | |
| 5/20 14:10 | 61.5 | ↑4.7 | |
| 5/20 14:20 | 66.2 | ↑4.7 | |
| 5/20 14:30 | 70.8 | ↑4.6 | |
| 5/20 14:40 | 75.3 | ↑4.5 | |
| 5/20 14:50 | 79.7 | ↑4.4 | |
| 5/20 15:00 | 83.9 | ↑4.2 | |
| 5/20 15:10 | 88.0 | ↑4.1 | |
| 5/20 15:20 | 91.9 | ↑3.9 | |
| 5/20 15:30 | 95.6 | ↑3.7 | |
| 5/20 15:40 | 99.1 | ↑3.5 | |
| 5/20 15:50 | 102.3 | ↑3.2 | |
| 5/20 16:00 | 105.3 | ↑3.0 | |
| 5/20 16:10 | 108.0 | ↑2.7 | |
| 5/20 16:20 | 110.4 | ↑2.4 | |
| 5/20 16:30 | 112.6 | ↑2.2 | |
| 5/20 16:40 | 114.4 | ↑1.8 | |
| 5/20 16:50 | 116.0 | ↑1.6 | |
| 5/20 17:00 | 117.2 | ↑1.2 | |
| 5/20 17:10 | 118.2 | ↑1.0 | |
| 5/20 17:20 | 118.9 | ↑0.7 | |
| 5/20 17:30 | 119.2 | ↑0.3 | 満潮 |
| 5/20 17:40 | 119.3 | ↑0.1 | |
| 5/20 17:50 | 119.2 | ↓-0.1 | |
| 5/20 18:00 | 118.7 | ↓-0.5 | |
| 5/20 18:10 | 118.0 | ↓-0.7 | |
| 5/20 18:20 | 117.0 | ↓-1.0 | |
| 5/20 18:30 | 115.9 | ↓-1.1 | |
| 5/20 18:40 | 114.5 | ↓-1.4 | |
| 5/20 18:50 | 113.0 | ↓-1.5 | |
| 5/20 19:00 | 111.2 | ↓-1.8 | |
| 5/20 19:10 | 109.4 | ↓-1.8 | |
| 5/20 19:20 | 107.4 | ↓-2.0 | |
| 5/20 19:30 | 105.4 | ↓-2.0 | |
| 5/20 19:40 | 103.2 | ↓-2.2 | |
| 5/20 19:50 | 101.1 | ↓-2.1 | |
| 5/20 20:00 | 98.9 | ↓-2.2 | |
| 5/20 20:10 | 96.7 | ↓-2.2 | |
| 5/20 20:20 | 94.5 | ↓-2.2 | |
| 5/20 20:30 | 92.4 | ↓-2.1 | |
| 5/20 20:40 | 90.4 | ↓-2.0 | |
| 5/20 20:50 | 88.5 | ↓-1.9 | |
| 5/20 21:00 | 86.7 | ↓-1.8 | |
| 5/20 21:10 | 85.0 | ↓-1.7 | |
| 5/20 21:20 | 83.5 | ↓-1.5 | |
| 5/20 21:30 | 82.1 | ↓-1.4 | |
| 5/20 21:40 | 80.9 | ↓-1.2 | |
| 5/20 21:50 | 79.9 | ↓-1.0 | |
| 5/20 22:00 | 79.2 | ↓-0.7 | |
| 5/20 22:10 | 78.6 | ↓-0.6 | |
| 5/20 22:20 | 78.2 | ↓-0.4 | |
| 5/20 22:30 | 78.1 | ↓-0.1 | 干潮 |
| 5/20 22:40 | 78.1 | 0 | |
| 5/20 22:50 | 78.4 | ↑0.3 | |
| 5/20 23:00 | 78.9 | ↑0.5 | |
| 5/20 23:10 | 79.5 | ↑0.6 | |
| 5/20 23:20 | 80.4 | ↑0.9 | |
| 5/20 23:30 | 81.5 | ↑1.1 | |
| 5/20 23:40 | 82.7 | ↑1.2 | |
| 5/20 23:50 | 84.2 | ↑1.5 |