| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(火) |
02:54 | 09:33 | 16:21 | 21:51 |
| 118cm | 5cm | 120cm | 57cm | |
|
||||
那珂湊（茨城）2038年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 82.4 | ↑3.0 | |
| 5/18 00:10 | 85.5 | ↑3.1 | |
| 5/18 00:20 | 88.5 | ↑3.0 | |
| 5/18 00:30 | 91.5 | ↑3.0 | |
| 5/18 00:40 | 94.5 | ↑3.0 | |
| 5/18 00:50 | 97.3 | ↑2.8 | |
| 5/18 01:00 | 100.1 | ↑2.8 | |
| 5/18 01:10 | 102.7 | ↑2.6 | |
| 5/18 01:20 | 105.1 | ↑2.4 | |
| 5/18 01:30 | 107.4 | ↑2.3 | |
| 5/18 01:40 | 109.5 | ↑2.1 | |
| 5/18 01:50 | 111.3 | ↑1.8 | |
| 5/18 02:00 | 112.9 | ↑1.6 | |
| 5/18 02:10 | 114.3 | ↑1.4 | |
| 5/18 02:20 | 115.4 | ↑1.1 | |
| 5/18 02:30 | 116.2 | ↑0.8 | |
| 5/18 02:40 | 116.8 | ↑0.6 | |
| 5/18 02:50 | 117.0 | ↑0.2 | 満潮 |
| 5/18 03:00 | 117.0 | 0 | |
| 5/18 03:10 | 116.6 | ↓-0.4 | |
| 5/18 03:20 | 115.9 | ↓-0.7 | |
| 5/18 03:30 | 114.9 | ↓-1.0 | |
| 5/18 03:40 | 113.6 | ↓-1.3 | |
| 5/18 03:50 | 112.0 | ↓-1.6 | |
| 5/18 04:00 | 110.0 | ↓-2.0 | |
| 5/18 04:10 | 107.8 | ↓-2.2 | |
| 5/18 04:20 | 105.3 | ↓-2.5 | |
| 5/18 04:30 | 102.5 | ↓-2.8 | |
| 5/18 04:40 | 99.5 | ↓-3.0 | |
| 5/18 04:50 | 96.2 | ↓-3.3 | |
| 5/18 05:00 | 92.7 | ↓-3.5 | |
| 5/18 05:10 | 89.0 | ↓-3.7 | |
| 5/18 05:20 | 85.1 | ↓-3.9 | |
| 5/18 05:30 | 81.0 | ↓-4.1 | |
| 5/18 05:40 | 76.8 | ↓-4.2 | |
| 5/18 05:50 | 72.5 | ↓-4.3 | |
| 5/18 06:00 | 68.1 | ↓-4.4 | |
| 5/18 06:10 | 63.7 | ↓-4.4 | |
| 5/18 06:20 | 59.2 | ↓-4.5 | 最大潮位差 |
| 5/18 06:30 | 54.8 | ↓-4.4 | |
| 5/18 06:40 | 50.3 | ↓-4.5 | 最大潮位差 |
| 5/18 06:50 | 46.0 | ↓-4.3 | |
| 5/18 07:00 | 41.7 | ↓-4.3 | |
| 5/18 07:10 | 37.5 | ↓-4.2 | |
| 5/18 07:20 | 33.5 | ↓-4.0 | |
| 5/18 07:30 | 29.7 | ↓-3.8 | |
| 5/18 07:40 | 26.0 | ↓-3.7 | |
| 5/18 07:50 | 22.6 | ↓-3.4 | |
| 5/18 08:00 | 19.4 | ↓-3.2 | |
| 5/18 08:10 | 16.5 | ↓-2.9 | |
| 5/18 08:20 | 13.9 | ↓-2.6 | |
| 5/18 08:30 | 11.6 | ↓-2.3 | |
| 5/18 08:40 | 9.6 | ↓-2.0 | |
| 5/18 08:50 | 7.9 | ↓-1.7 | |
| 5/18 09:00 | 6.6 | ↓-1.3 | |
| 5/18 09:10 | 5.6 | ↓-1.0 | |
| 5/18 09:20 | 5.0 | ↓-0.6 | |
| 5/18 09:30 | 4.7 | ↓-0.3 | 干潮 |
| 5/18 09:40 | 4.8 | ↑0.1 | |
| 5/18 09:50 | 5.3 | ↑0.5 | |
| 5/18 10:00 | 6.1 | ↑0.8 | |
| 5/18 10:10 | 7.3 | ↑1.2 | |
| 5/18 10:20 | 8.8 | ↑1.5 | |
| 5/18 10:30 | 10.6 | ↑1.8 | |
| 5/18 10:40 | 12.8 | ↑2.2 | |
| 5/18 10:50 | 15.2 | ↑2.4 | |
| 5/18 11:00 | 18.0 | ↑2.8 | |
| 5/18 11:10 | 21.0 | ↑3.0 | |
| 5/18 11:20 | 24.2 | ↑3.2 | |
| 5/18 11:30 | 27.7 | ↑3.5 | |
| 5/18 11:40 | 31.4 | ↑3.7 | |
| 5/18 11:50 | 35.3 | ↑3.9 | |
| 5/18 12:00 | 39.3 | ↑4.0 | |
| 5/18 12:10 | 43.5 | ↑4.2 | |
| 5/18 12:20 | 47.8 | ↑4.3 | |
| 5/18 12:30 | 52.1 | ↑4.3 | |
| 5/18 12:40 | 56.5 | ↑4.4 | |
| 5/18 12:50 | 60.9 | ↑4.4 | |
| 5/18 13:00 | 65.4 | ↑4.5 | 最大潮位差 |
| 5/18 13:10 | 69.8 | ↑4.4 | |
| 5/18 13:20 | 74.1 | ↑4.3 | |
| 5/18 13:30 | 78.4 | ↑4.3 | |
| 5/18 13:40 | 82.6 | ↑4.2 | |
| 5/18 13:50 | 86.7 | ↑4.1 | |
| 5/18 14:00 | 90.6 | ↑3.9 | |
| 5/18 14:10 | 94.3 | ↑3.7 | |
| 5/18 14:20 | 97.8 | ↑3.5 | |
| 5/18 14:30 | 101.1 | ↑3.3 | |
| 5/18 14:40 | 104.2 | ↑3.1 | |
| 5/18 14:50 | 107.1 | ↑2.9 | |
| 5/18 15:00 | 109.7 | ↑2.6 | |
| 5/18 15:10 | 112.0 | ↑2.3 | |
| 5/18 15:20 | 114.0 | ↑2.0 | |
| 5/18 15:30 | 115.7 | ↑1.7 | |
| 5/18 15:40 | 117.1 | ↑1.4 | |
| 5/18 15:50 | 118.2 | ↑1.1 | |
| 5/18 16:00 | 119.0 | ↑0.8 | |
| 5/18 16:10 | 119.5 | ↑0.5 | |
| 5/18 16:20 | 119.6 | ↑0.1 | 満潮 |
| 5/18 16:30 | 119.5 | ↓-0.1 | |
| 5/18 16:40 | 119.0 | ↓-0.5 | |
| 5/18 16:50 | 118.3 | ↓-0.7 | |
| 5/18 17:00 | 117.2 | ↓-1.1 | |
| 5/18 17:10 | 115.9 | ↓-1.3 | |
| 5/18 17:20 | 114.3 | ↓-1.6 | |
| 5/18 17:30 | 112.5 | ↓-1.8 | |
| 5/18 17:40 | 110.5 | ↓-2.0 | |
| 5/18 17:50 | 108.3 | ↓-2.2 | |
| 5/18 18:00 | 105.9 | ↓-2.4 | |
| 5/18 18:10 | 103.3 | ↓-2.6 | |
| 5/18 18:20 | 100.6 | ↓-2.7 | |
| 5/18 18:30 | 97.8 | ↓-2.8 | |
| 5/18 18:40 | 94.9 | ↓-2.9 | |
| 5/18 18:50 | 91.9 | ↓-3.0 | |
| 5/18 19:00 | 88.9 | ↓-3.0 | |
| 5/18 19:10 | 86.0 | ↓-2.9 | |
| 5/18 19:20 | 83.0 | ↓-3.0 | |
| 5/18 19:30 | 80.1 | ↓-2.9 | |
| 5/18 19:40 | 77.3 | ↓-2.8 | |
| 5/18 19:50 | 74.5 | ↓-2.8 | |
| 5/18 20:00 | 71.9 | ↓-2.6 | |
| 5/18 20:10 | 69.5 | ↓-2.4 | |
| 5/18 20:20 | 67.2 | ↓-2.3 | |
| 5/18 20:30 | 65.1 | ↓-2.1 | |
| 5/18 20:40 | 63.2 | ↓-1.9 | |
| 5/18 20:50 | 61.5 | ↓-1.7 | |
| 5/18 21:00 | 60.1 | ↓-1.4 | |
| 5/18 21:10 | 58.9 | ↓-1.2 | |
| 5/18 21:20 | 58.0 | ↓-0.9 | |
| 5/18 21:30 | 57.3 | ↓-0.7 | |
| 5/18 21:40 | 56.9 | ↓-0.4 | |
| 5/18 21:50 | 56.8 | ↓-0.1 | 干潮 |
| 5/18 22:00 | 56.9 | ↑0.1 | |
| 5/18 22:10 | 57.3 | ↑0.4 | |
| 5/18 22:20 | 58.0 | ↑0.7 | |
| 5/18 22:30 | 58.9 | ↑0.9 | |
| 5/18 22:40 | 60.1 | ↑1.2 | |
| 5/18 22:50 | 61.5 | ↑1.4 | |
| 5/18 23:00 | 63.2 | ↑1.7 | |
| 5/18 23:10 | 65.0 | ↑1.8 | |
| 5/18 23:20 | 67.1 | ↑2.1 | |
| 5/18 23:30 | 69.3 | ↑2.2 | |
| 5/18 23:40 | 71.7 | ↑2.4 | |
| 5/18 23:50 | 74.2 | ↑2.5 |