| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(木) |
05:18 | 12:04 | 18:55 | - |
| 133cm | 21cm | 129cm | - | |
|
||||
那珂湊（茨城）2030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 | 77.6 | ↑0.4 | |
| 7/18 00:10 | 78.1 | ↑0.5 | |
| 7/18 00:20 | 78.9 | ↑0.8 | |
| 7/18 00:30 | 79.9 | ↑1.0 | |
| 7/18 00:40 | 81.1 | ↑1.2 | |
| 7/18 00:50 | 82.5 | ↑1.4 | |
| 7/18 01:00 | 84.1 | ↑1.6 | |
| 7/18 01:10 | 85.9 | ↑1.8 | |
| 7/18 01:20 | 87.8 | ↑1.9 | |
| 7/18 01:30 | 89.8 | ↑2.0 | |
| 7/18 01:40 | 92.0 | ↑2.2 | |
| 7/18 01:50 | 94.3 | ↑2.3 | |
| 7/18 02:00 | 96.6 | ↑2.3 | |
| 7/18 02:10 | 99.1 | ↑2.5 | |
| 7/18 02:20 | 101.6 | ↑2.5 | |
| 7/18 02:30 | 104.1 | ↑2.5 | |
| 7/18 02:40 | 106.6 | ↑2.5 | |
| 7/18 02:50 | 109.1 | ↑2.5 | |
| 7/18 03:00 | 111.6 | ↑2.5 | |
| 7/18 03:10 | 114.1 | ↑2.5 | |
| 7/18 03:20 | 116.5 | ↑2.4 | |
| 7/18 03:30 | 118.7 | ↑2.2 | |
| 7/18 03:40 | 120.9 | ↑2.2 | |
| 7/18 03:50 | 122.9 | ↑2.0 | |
| 7/18 04:00 | 124.8 | ↑1.9 | |
| 7/18 04:10 | 126.5 | ↑1.7 | |
| 7/18 04:20 | 128.1 | ↑1.6 | |
| 7/18 04:30 | 129.4 | ↑1.3 | |
| 7/18 04:40 | 130.5 | ↑1.1 | |
| 7/18 04:50 | 131.3 | ↑0.8 | |
| 7/18 05:00 | 131.9 | ↑0.6 | |
| 7/18 05:10 | 132.2 | ↑0.3 | 満潮 |
| 7/18 05:20 | 132.3 | ↑0.1 | |
| 7/18 05:30 | 132.0 | ↓-0.3 | |
| 7/18 05:40 | 131.5 | ↓-0.5 | |
| 7/18 05:50 | 130.7 | ↓-0.8 | |
| 7/18 06:00 | 129.6 | ↓-1.1 | |
| 7/18 06:10 | 128.1 | ↓-1.5 | |
| 7/18 06:20 | 126.4 | ↓-1.7 | |
| 7/18 06:30 | 124.4 | ↓-2.0 | |
| 7/18 06:40 | 122.1 | ↓-2.3 | |
| 7/18 06:50 | 119.5 | ↓-2.6 | |
| 7/18 07:00 | 116.6 | ↓-2.9 | |
| 7/18 07:10 | 113.5 | ↓-3.1 | |
| 7/18 07:20 | 110.2 | ↓-3.3 | |
| 7/18 07:30 | 106.6 | ↓-3.6 | |
| 7/18 07:40 | 102.9 | ↓-3.7 | |
| 7/18 07:50 | 98.9 | ↓-4.0 | |
| 7/18 08:00 | 94.9 | ↓-4.0 | |
| 7/18 08:10 | 90.7 | ↓-4.2 | |
| 7/18 08:20 | 86.4 | ↓-4.3 | |
| 7/18 08:30 | 82.0 | ↓-4.4 | 最大潮位差 |
| 7/18 08:40 | 77.6 | ↓-4.4 | 最大潮位差 |
| 7/18 08:50 | 73.2 | ↓-4.4 | 最大潮位差 |
| 7/18 09:00 | 68.8 | ↓-4.4 | 最大潮位差 |
| 7/18 09:10 | 64.4 | ↓-4.4 | 最大潮位差 |
| 7/18 09:20 | 60.1 | ↓-4.3 | |
| 7/18 09:30 | 56.0 | ↓-4.1 | |
| 7/18 09:40 | 51.9 | ↓-4.1 | |
| 7/18 09:50 | 48.0 | ↓-3.9 | |
| 7/18 10:00 | 44.3 | ↓-3.7 | |
| 7/18 10:10 | 40.8 | ↓-3.5 | |
| 7/18 10:20 | 37.5 | ↓-3.3 | |
| 7/18 10:30 | 34.5 | ↓-3.0 | |
| 7/18 10:40 | 31.7 | ↓-2.8 | |
| 7/18 10:50 | 29.2 | ↓-2.5 | |
| 7/18 11:00 | 27.0 | ↓-2.2 | |
| 7/18 11:10 | 25.1 | ↓-1.9 | |
| 7/18 11:20 | 23.6 | ↓-1.5 | |
| 7/18 11:30 | 22.3 | ↓-1.3 | |
| 7/18 11:40 | 21.4 | ↓-0.9 | |
| 7/18 11:50 | 20.8 | ↓-0.6 | |
| 7/18 12:00 | 20.5 | ↓-0.3 | 干潮 |
| 7/18 12:10 | 20.6 | ↑0.1 | |
| 7/18 12:20 | 21.0 | ↑0.4 | |
| 7/18 12:30 | 21.7 | ↑0.7 | |
| 7/18 12:40 | 22.7 | ↑1.0 | |
| 7/18 12:50 | 24.1 | ↑1.4 | |
| 7/18 13:00 | 25.7 | ↑1.6 | |
| 7/18 13:10 | 27.6 | ↑1.9 | |
| 7/18 13:20 | 29.8 | ↑2.2 | |
| 7/18 13:30 | 32.3 | ↑2.5 | |
| 7/18 13:40 | 35.0 | ↑2.7 | |
| 7/18 13:50 | 37.9 | ↑2.9 | |
| 7/18 14:00 | 41.0 | ↑3.1 | |
| 7/18 14:10 | 44.4 | ↑3.4 | |
| 7/18 14:20 | 47.9 | ↑3.5 | |
| 7/18 14:30 | 51.5 | ↑3.6 | |
| 7/18 14:40 | 55.3 | ↑3.8 | |
| 7/18 14:50 | 59.2 | ↑3.9 | |
| 7/18 15:00 | 63.2 | ↑4.0 | |
| 7/18 15:10 | 67.2 | ↑4.0 | |
| 7/18 15:20 | 71.3 | ↑4.1 | |
| 7/18 15:30 | 75.4 | ↑4.1 | |
| 7/18 15:40 | 79.5 | ↑4.1 | |
| 7/18 15:50 | 83.6 | ↑4.1 | |
| 7/18 16:00 | 87.6 | ↑4.0 | |
| 7/18 16:10 | 91.5 | ↑3.9 | |
| 7/18 16:20 | 95.4 | ↑3.9 | |
| 7/18 16:30 | 99.1 | ↑3.7 | |
| 7/18 16:40 | 102.7 | ↑3.6 | |
| 7/18 16:50 | 106.1 | ↑3.4 | |
| 7/18 17:00 | 109.3 | ↑3.2 | |
| 7/18 17:10 | 112.3 | ↑3.0 | |
| 7/18 17:20 | 115.1 | ↑2.8 | |
| 7/18 17:30 | 117.7 | ↑2.6 | |
| 7/18 17:40 | 120.0 | ↑2.3 | |
| 7/18 17:50 | 122.0 | ↑2.0 | |
| 7/18 18:00 | 123.7 | ↑1.7 | |
| 7/18 18:10 | 125.2 | ↑1.5 | |
| 7/18 18:20 | 126.4 | ↑1.2 | |
| 7/18 18:30 | 127.3 | ↑0.9 | |
| 7/18 18:40 | 127.8 | ↑0.5 | |
| 7/18 18:50 | 128.1 | ↑0.3 | 満潮 |
| 7/18 19:00 | 128.1 | 0 | |
| 7/18 19:10 | 127.8 | ↓-0.3 | |
| 7/18 19:20 | 127.2 | ↓-0.6 | |
| 7/18 19:30 | 126.3 | ↓-0.9 | |
| 7/18 19:40 | 125.2 | ↓-1.1 | |
| 7/18 19:50 | 123.8 | ↓-1.4 | |
| 7/18 20:00 | 122.2 | ↓-1.6 | |
| 7/18 20:10 | 120.3 | ↓-1.9 | |
| 7/18 20:20 | 118.3 | ↓-2.0 | |
| 7/18 20:30 | 116.1 | ↓-2.2 | |
| 7/18 20:40 | 113.8 | ↓-2.3 | |
| 7/18 20:50 | 111.4 | ↓-2.4 | |
| 7/18 21:00 | 108.8 | ↓-2.6 | |
| 7/18 21:10 | 106.2 | ↓-2.6 | |
| 7/18 21:20 | 103.5 | ↓-2.7 | |
| 7/18 21:30 | 100.8 | ↓-2.7 | |
| 7/18 21:40 | 98.1 | ↓-2.7 | |
| 7/18 21:50 | 95.4 | ↓-2.7 | |
| 7/18 22:00 | 92.8 | ↓-2.6 | |
| 7/18 22:10 | 90.3 | ↓-2.5 | |
| 7/18 22:20 | 87.8 | ↓-2.5 | |
| 7/18 22:30 | 85.5 | ↓-2.3 | |
| 7/18 22:40 | 83.3 | ↓-2.2 | |
| 7/18 22:50 | 81.3 | ↓-2.0 | |
| 7/18 23:00 | 79.4 | ↓-1.9 | |
| 7/18 23:10 | 77.8 | ↓-1.6 | |
| 7/18 23:20 | 76.3 | ↓-1.5 | |
| 7/18 23:30 | 75.0 | ↓-1.3 | |
| 7/18 23:40 | 73.9 | ↓-1.1 | |
| 7/18 23:50 | 73.1 | ↓-0.8 |