| 満潮 | 干潮 | 満潮 | 干潮 |
|
09
(金) |
04:14 | 11:21 | 18:39 | 23:30 |
| 118cm | -9cm | 114cm | 76cm | |
|
||||
那珂湊（茨城）2031年05月09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 |
|---|---|---|---|
| 5/9 00:00 | 74.9 | ↑1.3 | |
| 5/9 00:10 | 76.4 | ↑1.5 | |
| 5/9 00:20 | 78.0 | ↑1.6 | |
| 5/9 00:30 | 79.8 | ↑1.8 | |
| 5/9 00:40 | 81.7 | ↑1.9 | |
| 5/9 00:50 | 83.7 | ↑2.0 | |
| 5/9 01:00 | 85.8 | ↑2.1 | |
| 5/9 01:10 | 88.0 | ↑2.2 | |
| 5/9 01:20 | 90.2 | ↑2.2 | |
| 5/9 01:30 | 92.5 | ↑2.3 | |
| 5/9 01:40 | 94.8 | ↑2.3 | |
| 5/9 01:50 | 97.0 | ↑2.2 | |
| 5/9 02:00 | 99.3 | ↑2.3 | |
| 5/9 02:10 | 101.4 | ↑2.1 | |
| 5/9 02:20 | 103.6 | ↑2.2 | |
| 5/9 02:30 | 105.6 | ↑2.0 | |
| 5/9 02:40 | 107.5 | ↑1.9 | |
| 5/9 02:50 | 109.3 | ↑1.8 | |
| 5/9 03:00 | 111.0 | ↑1.7 | |
| 5/9 03:10 | 112.5 | ↑1.5 | |
| 5/9 03:20 | 113.8 | ↑1.3 | |
| 5/9 03:30 | 114.9 | ↑1.1 | |
| 5/9 03:40 | 115.8 | ↑0.9 | |
| 5/9 03:50 | 116.5 | ↑0.7 | |
| 5/9 04:00 | 117.0 | ↑0.5 | |
| 5/9 04:10 | 117.1 | ↑0.1 | 満潮 |
| 5/9 04:20 | 117.1 | 0 | |
| 5/9 04:30 | 116.7 | ↓-0.4 | |
| 5/9 04:40 | 116.1 | ↓-0.6 | |
| 5/9 04:50 | 115.2 | ↓-0.9 | |
| 5/9 05:00 | 114.0 | ↓-1.2 | |
| 5/9 05:10 | 112.6 | ↓-1.4 | |
| 5/9 05:20 | 110.8 | ↓-1.8 | |
| 5/9 05:30 | 108.7 | ↓-2.1 | |
| 5/9 05:40 | 106.4 | ↓-2.3 | |
| 5/9 05:50 | 103.8 | ↓-2.6 | |
| 5/9 06:00 | 100.8 | ↓-3.0 | |
| 5/9 06:10 | 97.7 | ↓-3.1 | |
| 5/9 06:20 | 94.3 | ↓-3.4 | |
| 5/9 06:30 | 90.6 | ↓-3.7 | |
| 5/9 06:40 | 86.7 | ↓-3.9 | |
| 5/9 06:50 | 82.7 | ↓-4.0 | |
| 5/9 07:00 | 78.4 | ↓-4.3 | |
| 5/9 07:10 | 74.0 | ↓-4.4 | |
| 5/9 07:20 | 69.4 | ↓-4.6 | |
| 5/9 07:30 | 64.8 | ↓-4.6 | |
| 5/9 07:40 | 60.1 | ↓-4.7 | |
| 5/9 07:50 | 55.3 | ↓-4.8 | |
| 5/9 08:00 | 50.5 | ↓-4.8 | |
| 5/9 08:10 | 45.6 | ↓-4.9 | 最大潮位差 |
| 5/9 08:20 | 40.9 | ↓-4.7 | |
| 5/9 08:30 | 36.2 | ↓-4.7 | |
| 5/9 08:40 | 31.6 | ↓-4.6 | |
| 5/9 08:50 | 27.1 | ↓-4.5 | |
| 5/9 09:00 | 22.7 | ↓-4.4 | |
| 5/9 09:10 | 18.6 | ↓-4.1 | |
| 5/9 09:20 | 14.6 | ↓-4.0 | |
| 5/9 09:30 | 10.9 | ↓-3.7 | |
| 5/9 09:40 | 7.4 | ↓-3.5 | |
| 5/9 09:50 | 4.2 | ↓-3.2 | |
| 5/9 10:00 | 1.3 | ↓-2.9 | |
| 5/9 10:10 | -1.3 | ↓-2.6 | |
| 5/9 10:20 | -3.6 | ↓-2.3 | |
| 5/9 10:30 | -5.5 | ↓-1.9 | |
| 5/9 10:40 | -7.1 | ↓-1.6 | |
| 5/9 10:50 | -8.4 | ↓-1.3 | |
| 5/9 11:00 | -9.3 | ↓-0.9 | |
| 5/9 11:10 | -9.8 | ↓-0.5 | |
| 5/9 11:20 | -10.0 | ↓-0.2 | 干潮 |
| 5/9 11:30 | -9.8 | ↑0.2 | |
| 5/9 11:40 | -9.3 | ↑0.5 | |
| 5/9 11:50 | -8.4 | ↑0.9 | |
| 5/9 12:00 | -7.1 | ↑1.3 | |
| 5/9 12:10 | -5.6 | ↑1.5 | |
| 5/9 12:20 | -3.7 | ↑1.9 | |
| 5/9 12:30 | -1.5 | ↑2.2 | |
| 5/9 12:40 | 1.0 | ↑2.5 | |
| 5/9 12:50 | 3.7 | ↑2.7 | |
| 5/9 13:00 | 6.7 | ↑3.0 | |
| 5/9 13:10 | 9.9 | ↑3.2 | |
| 5/9 13:20 | 13.4 | ↑3.5 | |
| 5/9 13:30 | 17.0 | ↑3.6 | |
| 5/9 13:40 | 20.9 | ↑3.9 | |
| 5/9 13:50 | 24.9 | ↑4.0 | |
| 5/9 14:00 | 29.0 | ↑4.1 | |
| 5/9 14:10 | 33.2 | ↑4.2 | |
| 5/9 14:20 | 37.5 | ↑4.3 | |
| 5/9 14:30 | 41.9 | ↑4.4 | |
| 5/9 14:40 | 46.3 | ↑4.4 | |
| 5/9 14:50 | 50.8 | ↑4.5 | |
| 5/9 15:00 | 55.2 | ↑4.4 | |
| 5/9 15:10 | 59.6 | ↑4.4 | |
| 5/9 15:20 | 64.0 | ↑4.4 | |
| 5/9 15:30 | 68.3 | ↑4.3 | |
| 5/9 15:40 | 72.5 | ↑4.2 | |
| 5/9 15:50 | 76.6 | ↑4.1 | |
| 5/9 16:00 | 80.5 | ↑3.9 | |
| 5/9 16:10 | 84.3 | ↑3.8 | |
| 5/9 16:20 | 88.0 | ↑3.7 | |
| 5/9 16:30 | 91.4 | ↑3.4 | |
| 5/9 16:40 | 94.7 | ↑3.3 | |
| 5/9 16:50 | 97.7 | ↑3.0 | |
| 5/9 17:00 | 100.5 | ↑2.8 | |
| 5/9 17:10 | 103.0 | ↑2.5 | |
| 5/9 17:20 | 105.3 | ↑2.3 | |
| 5/9 17:30 | 107.3 | ↑2.0 | |
| 5/9 17:40 | 109.1 | ↑1.8 | |
| 5/9 17:50 | 110.5 | ↑1.4 | |
| 5/9 18:00 | 111.7 | ↑1.2 | |
| 5/9 18:10 | 112.6 | ↑0.9 | |
| 5/9 18:20 | 113.3 | ↑0.7 | |
| 5/9 18:30 | 113.6 | ↑0.3 | 満潮 |
| 5/9 18:40 | 113.7 | ↑0.1 | |
| 5/9 18:50 | 113.5 | ↓-0.2 | |
| 5/9 19:00 | 113.1 | ↓-0.4 | |
| 5/9 19:10 | 112.4 | ↓-0.7 | |
| 5/9 19:20 | 111.5 | ↓-0.9 | |
| 5/9 19:30 | 110.4 | ↓-1.1 | |
| 5/9 19:40 | 109.1 | ↓-1.3 | |
| 5/9 19:50 | 107.6 | ↓-1.5 | |
| 5/9 20:00 | 106.0 | ↓-1.6 | |
| 5/9 20:10 | 104.2 | ↓-1.8 | |
| 5/9 20:20 | 102.4 | ↓-1.8 | |
| 5/9 20:30 | 100.4 | ↓-2.0 | |
| 5/9 20:40 | 98.4 | ↓-2.0 | |
| 5/9 20:50 | 96.4 | ↓-2.0 | |
| 5/9 21:00 | 94.3 | ↓-2.1 | |
| 5/9 21:10 | 92.3 | ↓-2.0 | |
| 5/9 21:20 | 90.3 | ↓-2.0 | |
| 5/9 21:30 | 88.3 | ↓-2.0 | |
| 5/9 21:40 | 86.4 | ↓-1.9 | |
| 5/9 21:50 | 84.6 | ↓-1.8 | |
| 5/9 22:00 | 83.0 | ↓-1.6 | |
| 5/9 22:10 | 81.4 | ↓-1.6 | |
| 5/9 22:20 | 80.1 | ↓-1.3 | |
| 5/9 22:30 | 78.8 | ↓-1.3 | |
| 5/9 22:40 | 77.8 | ↓-1.0 | |
| 5/9 22:50 | 76.9 | ↓-0.9 | |
| 5/9 23:00 | 76.3 | ↓-0.6 | |
| 5/9 23:10 | 75.8 | ↓-0.5 | |
| 5/9 23:20 | 75.5 | ↓-0.3 | 干潮 |
| 5/9 23:30 | 75.4 | ↓-0.1 | 干潮 |
| 5/9 23:40 | 75.6 | ↑0.2 | |
| 5/9 23:50 | 75.9 | ↑0.3 |