| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(土) |
01:52 | 09:13 | 16:24 | 21:16 |
| 131cm | 16cm | 123cm | 90cm | |
|
||||
那珂湊（茨城）2054年07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 |
|---|---|---|---|
| 7/18 00:00 | 119.2 | ↑1.9 | |
| 7/18 00:10 | 120.9 | ↑1.7 | |
| 7/18 00:20 | 122.6 | ↑1.7 | |
| 7/18 00:30 | 124.2 | ↑1.6 | |
| 7/18 00:40 | 125.6 | ↑1.4 | |
| 7/18 00:50 | 126.9 | ↑1.3 | |
| 7/18 01:00 | 128.1 | ↑1.2 | |
| 7/18 01:10 | 129.0 | ↑0.9 | |
| 7/18 01:20 | 129.8 | ↑0.8 | |
| 7/18 01:30 | 130.4 | ↑0.6 | |
| 7/18 01:40 | 130.7 | ↑0.3 | |
| 7/18 01:50 | 130.9 | ↑0.2 | 満潮 |
| 7/18 02:00 | 130.8 | ↓-0.1 | |
| 7/18 02:10 | 130.5 | ↓-0.3 | |
| 7/18 02:20 | 129.9 | ↓-0.6 | |
| 7/18 02:30 | 129.1 | ↓-0.8 | |
| 7/18 02:40 | 128.0 | ↓-1.1 | |
| 7/18 02:50 | 126.7 | ↓-1.3 | |
| 7/18 03:00 | 125.1 | ↓-1.6 | |
| 7/18 03:10 | 123.3 | ↓-1.8 | |
| 7/18 03:20 | 121.2 | ↓-2.1 | |
| 7/18 03:30 | 118.9 | ↓-2.3 | |
| 7/18 03:40 | 116.4 | ↓-2.5 | |
| 7/18 03:50 | 113.7 | ↓-2.7 | |
| 7/18 04:00 | 110.7 | ↓-3.0 | |
| 7/18 04:10 | 107.5 | ↓-3.2 | |
| 7/18 04:20 | 104.2 | ↓-3.3 | |
| 7/18 04:30 | 100.7 | ↓-3.5 | |
| 7/18 04:40 | 97.0 | ↓-3.7 | |
| 7/18 04:50 | 93.2 | ↓-3.8 | |
| 7/18 05:00 | 89.3 | ↓-3.9 | |
| 7/18 05:10 | 85.3 | ↓-4.0 | |
| 7/18 05:20 | 81.2 | ↓-4.1 | |
| 7/18 05:30 | 77.0 | ↓-4.2 | 最大潮位差 |
| 7/18 05:40 | 72.9 | ↓-4.1 | |
| 7/18 05:50 | 68.7 | ↓-4.2 | 最大潮位差 |
| 7/18 06:00 | 64.5 | ↓-4.2 | 最大潮位差 |
| 7/18 06:10 | 60.4 | ↓-4.1 | |
| 7/18 06:20 | 56.3 | ↓-4.1 | |
| 7/18 06:30 | 52.3 | ↓-4.0 | |
| 7/18 06:40 | 48.4 | ↓-3.9 | |
| 7/18 06:50 | 44.6 | ↓-3.8 | |
| 7/18 07:00 | 41.0 | ↓-3.6 | |
| 7/18 07:10 | 37.6 | ↓-3.4 | |
| 7/18 07:20 | 34.4 | ↓-3.2 | |
| 7/18 07:30 | 31.3 | ↓-3.1 | |
| 7/18 07:40 | 28.5 | ↓-2.8 | |
| 7/18 07:50 | 26.0 | ↓-2.5 | |
| 7/18 08:00 | 23.7 | ↓-2.3 | |
| 7/18 08:10 | 21.6 | ↓-2.1 | |
| 7/18 08:20 | 19.9 | ↓-1.7 | |
| 7/18 08:30 | 18.5 | ↓-1.4 | |
| 7/18 08:40 | 17.3 | ↓-1.2 | |
| 7/18 08:50 | 16.5 | ↓-0.8 | |
| 7/18 09:00 | 16.0 | ↓-0.5 | |
| 7/18 09:10 | 15.7 | ↓-0.3 | 干潮 |
| 7/18 09:20 | 15.9 | ↑0.2 | |
| 7/18 09:30 | 16.3 | ↑0.4 | |
| 7/18 09:40 | 17.0 | ↑0.7 | |
| 7/18 09:50 | 18.0 | ↑1.0 | |
| 7/18 10:00 | 19.4 | ↑1.4 | |
| 7/18 10:10 | 21.0 | ↑1.6 | |
| 7/18 10:20 | 22.9 | ↑1.9 | |
| 7/18 10:30 | 25.0 | ↑2.1 | |
| 7/18 10:40 | 27.4 | ↑2.4 | |
| 7/18 10:50 | 30.1 | ↑2.7 | |
| 7/18 11:00 | 32.9 | ↑2.8 | |
| 7/18 11:10 | 36.0 | ↑3.1 | |
| 7/18 11:20 | 39.2 | ↑3.2 | |
| 7/18 11:30 | 42.6 | ↑3.4 | |
| 7/18 11:40 | 46.2 | ↑3.6 | |
| 7/18 11:50 | 49.8 | ↑3.6 | |
| 7/18 12:00 | 53.6 | ↑3.8 | |
| 7/18 12:10 | 57.5 | ↑3.9 | |
| 7/18 12:20 | 61.4 | ↑3.9 | |
| 7/18 12:30 | 65.3 | ↑3.9 | |
| 7/18 12:40 | 69.2 | ↑3.9 | |
| 7/18 12:50 | 73.2 | ↑4.0 | |
| 7/18 13:00 | 77.1 | ↑3.9 | |
| 7/18 13:10 | 80.9 | ↑3.8 | |
| 7/18 13:20 | 84.7 | ↑3.8 | |
| 7/18 13:30 | 88.4 | ↑3.7 | |
| 7/18 13:40 | 91.9 | ↑3.5 | |
| 7/18 13:50 | 95.4 | ↑3.5 | |
| 7/18 14:00 | 98.7 | ↑3.3 | |
| 7/18 14:10 | 101.8 | ↑3.1 | |
| 7/18 14:20 | 104.7 | ↑2.9 | |
| 7/18 14:30 | 107.5 | ↑2.8 | |
| 7/18 14:40 | 110.1 | ↑2.6 | |
| 7/18 14:50 | 112.4 | ↑2.3 | |
| 7/18 15:00 | 114.5 | ↑2.1 | |
| 7/18 15:10 | 116.4 | ↑1.9 | |
| 7/18 15:20 | 118.0 | ↑1.6 | |
| 7/18 15:30 | 119.4 | ↑1.4 | |
| 7/18 15:40 | 120.6 | ↑1.2 | |
| 7/18 15:50 | 121.5 | ↑0.9 | |
| 7/18 16:00 | 122.1 | ↑0.6 | |
| 7/18 16:10 | 122.6 | ↑0.5 | |
| 7/18 16:20 | 122.8 | ↑0.2 | 満潮 |
| 7/18 16:30 | 122.7 | ↓-0.1 | |
| 7/18 16:40 | 122.5 | ↓-0.2 | |
| 7/18 16:50 | 122.0 | ↓-0.5 | |
| 7/18 17:00 | 121.3 | ↓-0.7 | |
| 7/18 17:10 | 120.4 | ↓-0.9 | |
| 7/18 17:20 | 119.4 | ↓-1.0 | |
| 7/18 17:30 | 118.2 | ↓-1.2 | |
| 7/18 17:40 | 116.9 | ↓-1.3 | |
| 7/18 17:50 | 115.4 | ↓-1.5 | |
| 7/18 18:00 | 113.9 | ↓-1.5 | |
| 7/18 18:10 | 112.2 | ↓-1.7 | |
| 7/18 18:20 | 110.5 | ↓-1.7 | |
| 7/18 18:30 | 108.7 | ↓-1.8 | |
| 7/18 18:40 | 107.0 | ↓-1.7 | |
| 7/18 18:50 | 105.2 | ↓-1.8 | |
| 7/18 19:00 | 103.4 | ↓-1.8 | |
| 7/18 19:10 | 101.6 | ↓-1.8 | |
| 7/18 19:20 | 99.9 | ↓-1.7 | |
| 7/18 19:30 | 98.3 | ↓-1.6 | |
| 7/18 19:40 | 96.8 | ↓-1.5 | |
| 7/18 19:50 | 95.3 | ↓-1.5 | |
| 7/18 20:00 | 94.0 | ↓-1.3 | |
| 7/18 20:10 | 92.8 | ↓-1.2 | |
| 7/18 20:20 | 91.8 | ↓-1.0 | |
| 7/18 20:30 | 90.9 | ↓-0.9 | |
| 7/18 20:40 | 90.2 | ↓-0.7 | |
| 7/18 20:50 | 89.6 | ↓-0.6 | |
| 7/18 21:00 | 89.3 | ↓-0.3 | |
| 7/18 21:10 | 89.1 | ↓-0.2 | 干潮 |
| 7/18 21:20 | 89.1 | 0 | |
| 7/18 21:30 | 89.3 | ↑0.2 | |
| 7/18 21:40 | 89.7 | ↑0.4 | |
| 7/18 21:50 | 90.2 | ↑0.5 | |
| 7/18 22:00 | 91.0 | ↑0.8 | |
| 7/18 22:10 | 91.9 | ↑0.9 | |
| 7/18 22:20 | 93.0 | ↑1.1 | |
| 7/18 22:30 | 94.3 | ↑1.3 | |
| 7/18 22:40 | 95.7 | ↑1.4 | |
| 7/18 22:50 | 97.2 | ↑1.5 | |
| 7/18 23:00 | 98.8 | ↑1.6 | |
| 7/18 23:10 | 100.6 | ↑1.8 | |
| 7/18 23:20 | 102.5 | ↑1.9 | |
| 7/18 23:30 | 104.4 | ↑1.9 | |
| 7/18 23:40 | 106.4 | ↑2.0 | |
| 7/18 23:50 | 108.5 | ↑2.1 |