| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(木) |
02:40 | 09:49 | 17:00 | 21:52 |
| 120cm | -4cm | 114cm | 77cm | |
|
||||
那珂湊（茨城）2027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 | 94.5 | ↑2.4 | |
| 5/20 00:10 | 96.8 | ↑2.3 | |
| 5/20 00:20 | 99.1 | ↑2.3 | |
| 5/20 00:30 | 101.4 | ↑2.3 | |
| 5/20 00:40 | 103.7 | ↑2.3 | |
| 5/20 00:50 | 105.8 | ↑2.1 | |
| 5/20 01:00 | 107.9 | ↑2.1 | |
| 5/20 01:10 | 109.8 | ↑1.9 | |
| 5/20 01:20 | 111.7 | ↑1.9 | |
| 5/20 01:30 | 113.3 | ↑1.6 | |
| 5/20 01:40 | 114.8 | ↑1.5 | |
| 5/20 01:50 | 116.1 | ↑1.3 | |
| 5/20 02:00 | 117.2 | ↑1.1 | |
| 5/20 02:10 | 118.0 | ↑0.8 | |
| 5/20 02:20 | 118.7 | ↑0.7 | |
| 5/20 02:30 | 119.0 | ↑0.3 | 満潮 |
| 5/20 02:40 | 119.1 | ↑0.1 | 満潮 |
| 5/20 02:50 | 119.0 | ↓-0.1 | |
| 5/20 03:00 | 118.6 | ↓-0.4 | |
| 5/20 03:10 | 117.9 | ↓-0.7 | |
| 5/20 03:20 | 116.9 | ↓-1.0 | |
| 5/20 03:30 | 115.6 | ↓-1.3 | |
| 5/20 03:40 | 114.0 | ↓-1.6 | |
| 5/20 03:50 | 112.2 | ↓-1.8 | |
| 5/20 04:00 | 110.0 | ↓-2.2 | |
| 5/20 04:10 | 107.6 | ↓-2.4 | |
| 5/20 04:20 | 105.0 | ↓-2.6 | |
| 5/20 04:30 | 102.0 | ↓-3.0 | |
| 5/20 04:40 | 98.8 | ↓-3.2 | |
| 5/20 04:50 | 95.4 | ↓-3.4 | |
| 5/20 05:00 | 91.8 | ↓-3.6 | |
| 5/20 05:10 | 88.0 | ↓-3.8 | |
| 5/20 05:20 | 84.0 | ↓-4.0 | |
| 5/20 05:30 | 79.8 | ↓-4.2 | |
| 5/20 05:40 | 75.5 | ↓-4.3 | |
| 5/20 05:50 | 71.0 | ↓-4.5 | |
| 5/20 06:00 | 66.5 | ↓-4.5 | |
| 5/20 06:10 | 62.0 | ↓-4.5 | |
| 5/20 06:20 | 57.3 | ↓-4.7 | 最大潮位差 |
| 5/20 06:30 | 52.7 | ↓-4.6 | |
| 5/20 06:40 | 48.1 | ↓-4.6 | |
| 5/20 06:50 | 43.5 | ↓-4.6 | |
| 5/20 07:00 | 39.0 | ↓-4.5 | |
| 5/20 07:10 | 34.6 | ↓-4.4 | |
| 5/20 07:20 | 30.4 | ↓-4.2 | |
| 5/20 07:30 | 26.2 | ↓-4.2 | |
| 5/20 07:40 | 22.3 | ↓-3.9 | |
| 5/20 07:50 | 18.5 | ↓-3.8 | |
| 5/20 08:00 | 15.0 | ↓-3.5 | |
| 5/20 08:10 | 11.7 | ↓-3.3 | |
| 5/20 08:20 | 8.7 | ↓-3.0 | |
| 5/20 08:30 | 5.9 | ↓-2.8 | |
| 5/20 08:40 | 3.4 | ↓-2.5 | |
| 5/20 08:50 | 1.3 | ↓-2.1 | |
| 5/20 09:00 | -0.5 | ↓-1.8 | |
| 5/20 09:10 | -2.0 | ↓-1.5 | |
| 5/20 09:20 | -3.2 | ↓-1.2 | |
| 5/20 09:30 | -4.0 | ↓-0.8 | |
| 5/20 09:40 | -4.4 | ↓-0.4 | 干潮 |
| 5/20 09:50 | -4.5 | ↓-0.1 | |
| 5/20 10:00 | -4.3 | ↑0.2 | |
| 5/20 10:10 | -3.7 | ↑0.6 | |
| 5/20 10:20 | -2.8 | ↑0.9 | |
| 5/20 10:30 | -1.5 | ↑1.3 | |
| 5/20 10:40 | 0.0 | ↑1.5 | |
| 5/20 10:50 | 1.9 | 0 | |
| 5/20 11:00 | 4.1 | ↑2.2 | |
| 5/20 11:10 | 6.6 | ↑2.5 | |
| 5/20 11:20 | 9.4 | ↑2.8 | |
| 5/20 11:30 | 12.4 | ↑3.0 | |
| 5/20 11:40 | 15.6 | ↑3.2 | |
| 5/20 11:50 | 19.0 | ↑3.4 | |
| 5/20 12:00 | 22.7 | ↑3.7 | |
| 5/20 12:10 | 26.5 | ↑3.8 | |
| 5/20 12:20 | 30.4 | ↑3.9 | |
| 5/20 12:30 | 34.5 | ↑4.1 | |
| 5/20 12:40 | 38.7 | ↑4.2 | |
| 5/20 12:50 | 43.0 | ↑4.3 | |
| 5/20 13:00 | 47.3 | ↑4.3 | |
| 5/20 13:10 | 51.7 | ↑4.4 | |
| 5/20 13:20 | 56.0 | ↑4.3 | |
| 5/20 13:30 | 60.4 | ↑4.4 | |
| 5/20 13:40 | 64.6 | ↑4.2 | |
| 5/20 13:50 | 68.9 | ↑4.3 | |
| 5/20 14:00 | 73.0 | ↑4.1 | |
| 5/20 14:10 | 77.1 | ↑4.1 | |
| 5/20 14:20 | 81.0 | ↑3.9 | |
| 5/20 14:30 | 84.7 | ↑3.7 | |
| 5/20 14:40 | 88.3 | ↑3.6 | |
| 5/20 14:50 | 91.7 | ↑3.4 | |
| 5/20 15:00 | 94.9 | ↑3.2 | |
| 5/20 15:10 | 97.9 | ↑3.0 | |
| 5/20 15:20 | 100.6 | ↑2.7 | |
| 5/20 15:30 | 103.1 | ↑2.5 | |
| 5/20 15:40 | 105.4 | ↑2.3 | |
| 5/20 15:50 | 107.4 | ↑2.0 | |
| 5/20 16:00 | 109.1 | ↑1.7 | |
| 5/20 16:10 | 110.6 | ↑1.5 | |
| 5/20 16:20 | 111.8 | ↑1.2 | |
| 5/20 16:30 | 112.7 | ↑0.9 | |
| 5/20 16:40 | 113.3 | ↑0.6 | |
| 5/20 16:50 | 113.7 | ↑0.4 | 満潮 |
| 5/20 17:00 | 113.8 | ↑0.1 | 満潮 |
| 5/20 17:10 | 113.6 | ↓-0.2 | |
| 5/20 17:20 | 113.2 | ↓-0.4 | |
| 5/20 17:30 | 112.6 | ↓-0.6 | |
| 5/20 17:40 | 111.8 | ↓-0.8 | |
| 5/20 17:50 | 110.7 | ↓-1.1 | |
| 5/20 18:00 | 109.5 | ↓-1.2 | |
| 5/20 18:10 | 108.1 | ↓-1.4 | |
| 5/20 18:20 | 106.5 | ↓-1.6 | |
| 5/20 18:30 | 104.8 | ↓-1.7 | |
| 5/20 18:40 | 103.0 | ↓-1.8 | |
| 5/20 18:50 | 101.2 | ↓-1.8 | |
| 5/20 19:00 | 99.2 | ↓-2.0 | |
| 5/20 19:10 | 97.2 | ↓-2.0 | |
| 5/20 19:20 | 95.2 | ↓-2.0 | |
| 5/20 19:30 | 93.2 | ↓-2.0 | |
| 5/20 19:40 | 91.2 | ↓-2.0 | |
| 5/20 19:50 | 89.3 | ↓-1.9 | |
| 5/20 20:00 | 87.4 | ↓-1.9 | |
| 5/20 20:10 | 85.6 | ↓-1.8 | |
| 5/20 20:20 | 84.0 | ↓-1.6 | |
| 5/20 20:30 | 82.4 | ↓-1.6 | |
| 5/20 20:40 | 81.0 | ↓-1.4 | |
| 5/20 20:50 | 79.7 | ↓-1.3 | |
| 5/20 21:00 | 78.7 | ↓-1.0 | |
| 5/20 21:10 | 77.7 | ↓-1.0 | |
| 5/20 21:20 | 77.0 | ↓-0.7 | |
| 5/20 21:30 | 76.5 | ↓-0.5 | |
| 5/20 21:40 | 76.2 | ↓-0.3 | |
| 5/20 21:50 | 76.0 | ↓-0.2 | 干潮 |
| 5/20 22:00 | 76.1 | ↑0.1 | |
| 5/20 22:10 | 76.4 | ↑0.3 | |
| 5/20 22:20 | 76.9 | ↑0.5 | |
| 5/20 22:30 | 77.5 | ↑0.6 | |
| 5/20 22:40 | 78.4 | ↑0.9 | |
| 5/20 22:50 | 79.4 | ↑1.0 | |
| 5/20 23:00 | 80.7 | ↑1.3 | |
| 5/20 23:10 | 82.1 | ↑1.4 | |
| 5/20 23:20 | 83.6 | ↑1.5 | |
| 5/20 23:30 | 85.3 | ↑1.7 | |
| 5/20 23:40 | 87.1 | ↑1.8 | |
| 5/20 23:50 | 89.0 | ↑1.9 |