| 満潮 | 干潮 | 満潮 | 干潮 |
|
7
(日) |
07:29 | 01:46 | 20:33 | 13:42 |
| 109cm | 70cm | 120cm | 48cm | |
|
||||
那珂湊（茨城）2030年07月7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 |
|---|---|---|---|
| 7/7 00:00 | 79.2 | ↓-1.9 | |
| 7/7 00:10 | 77.5 | ↓-1.7 | |
| 7/7 00:20 | 75.9 | ↓-1.6 | |
| 7/7 00:30 | 74.5 | ↓-1.4 | |
| 7/7 00:40 | 73.3 | ↓-1.2 | |
| 7/7 00:50 | 72.2 | ↓-1.1 | |
| 7/7 01:00 | 71.3 | ↓-0.9 | |
| 7/7 01:10 | 70.5 | ↓-0.8 | |
| 7/7 01:20 | 70.0 | ↓-0.5 | |
| 7/7 01:30 | 69.6 | ↓-0.4 | |
| 7/7 01:40 | 69.4 | ↓-0.2 | 干潮 |
| 7/7 01:50 | 69.4 | 0 | |
| 7/7 02:00 | 69.6 | ↑0.2 | |
| 7/7 02:10 | 70.0 | ↑0.4 | |
| 7/7 02:20 | 70.5 | ↑0.5 | |
| 7/7 02:30 | 71.1 | ↑0.6 | |
| 7/7 02:40 | 72.0 | ↑0.9 | |
| 7/7 02:50 | 72.9 | ↑0.9 | |
| 7/7 03:00 | 74.0 | ↑1.1 | |
| 7/7 03:10 | 75.2 | ↑1.2 | |
| 7/7 03:20 | 76.5 | ↑1.3 | |
| 7/7 03:30 | 77.9 | ↑1.4 | |
| 7/7 03:40 | 79.4 | ↑1.5 | |
| 7/7 03:50 | 81.0 | ↑1.6 | |
| 7/7 04:00 | 82.6 | ↑1.6 | |
| 7/7 04:10 | 84.3 | ↑1.7 | |
| 7/7 04:20 | 86.0 | ↑1.7 | |
| 7/7 04:30 | 87.8 | ↑1.8 | |
| 7/7 04:40 | 89.5 | ↑1.7 | |
| 7/7 04:50 | 91.3 | ↑1.8 | |
| 7/7 05:00 | 93.0 | ↑1.7 | |
| 7/7 05:10 | 94.7 | ↑1.7 | |
| 7/7 05:20 | 96.4 | ↑1.7 | |
| 7/7 05:30 | 98.0 | ↑1.6 | |
| 7/7 05:40 | 99.5 | ↑1.5 | |
| 7/7 05:50 | 101.0 | ↑1.5 | |
| 7/7 06:00 | 102.4 | ↑1.4 | |
| 7/7 06:10 | 103.6 | ↑1.2 | |
| 7/7 06:20 | 104.8 | ↑1.2 | |
| 7/7 06:30 | 105.8 | ↑1.0 | |
| 7/7 06:40 | 106.7 | ↑0.9 | |
| 7/7 06:50 | 107.5 | ↑0.8 | |
| 7/7 07:00 | 108.0 | ↑0.5 | |
| 7/7 07:10 | 108.5 | ↑0.5 | |
| 7/7 07:20 | 108.7 | ↑0.2 | 満潮 |
| 7/7 07:30 | 108.8 | ↑0.1 | |
| 7/7 07:40 | 108.6 | ↓-0.2 | |
| 7/7 07:50 | 108.3 | ↓-0.3 | |
| 7/7 08:00 | 107.8 | ↓-0.5 | |
| 7/7 08:10 | 107.1 | ↓-0.7 | |
| 7/7 08:20 | 106.2 | ↓-0.9 | |
| 7/7 08:30 | 105.1 | ↓-1.1 | |
| 7/7 08:40 | 103.8 | ↓-1.3 | |
| 7/7 08:50 | 102.3 | ↓-1.5 | |
| 7/7 09:00 | 100.7 | ↓-1.6 | |
| 7/7 09:10 | 98.9 | ↓-1.8 | |
| 7/7 09:20 | 96.9 | ↓-2.0 | |
| 7/7 09:30 | 94.8 | ↓-2.1 | |
| 7/7 09:40 | 92.6 | ↓-2.2 | |
| 7/7 09:50 | 90.3 | ↓-2.3 | |
| 7/7 10:00 | 87.8 | ↓-2.5 | |
| 7/7 10:10 | 85.3 | ↓-2.5 | |
| 7/7 10:20 | 82.7 | ↓-2.6 | |
| 7/7 10:30 | 80.1 | ↓-2.6 | |
| 7/7 10:40 | 77.5 | ↓-2.6 | |
| 7/7 10:50 | 74.9 | ↓-2.6 | |
| 7/7 11:00 | 72.3 | ↓-2.6 | |
| 7/7 11:10 | 69.7 | ↓-2.6 | |
| 7/7 11:20 | 67.2 | ↓-2.5 | |
| 7/7 11:30 | 64.8 | ↓-2.4 | |
| 7/7 11:40 | 62.4 | ↓-2.4 | |
| 7/7 11:50 | 60.2 | ↓-2.2 | |
| 7/7 12:00 | 58.2 | ↓-2.0 | |
| 7/7 12:10 | 56.2 | ↓-2.0 | |
| 7/7 12:20 | 54.5 | ↓-1.7 | |
| 7/7 12:30 | 52.9 | ↓-1.6 | |
| 7/7 12:40 | 51.5 | ↓-1.4 | |
| 7/7 12:50 | 50.3 | ↓-1.2 | |
| 7/7 13:00 | 49.3 | ↓-1.0 | |
| 7/7 13:10 | 48.5 | ↓-0.8 | |
| 7/7 13:20 | 48.0 | ↓-0.5 | |
| 7/7 13:30 | 47.6 | ↓-0.4 | |
| 7/7 13:40 | 47.5 | ↓-0.1 | 干潮 |
| 7/7 13:50 | 47.6 | ↑0.1 | |
| 7/7 14:00 | 47.9 | ↑0.3 | |
| 7/7 14:10 | 48.4 | ↑0.5 | |
| 7/7 14:20 | 49.2 | ↑0.8 | |
| 7/7 14:30 | 50.1 | ↑0.9 | |
| 7/7 14:40 | 51.2 | ↑1.1 | |
| 7/7 14:50 | 52.6 | ↑1.4 | |
| 7/7 15:00 | 54.1 | ↑1.5 | |
| 7/7 15:10 | 55.7 | ↑1.6 | |
| 7/7 15:20 | 57.5 | ↑1.8 | |
| 7/7 15:30 | 59.5 | ↑2.0 | |
| 7/7 15:40 | 61.6 | ↑2.1 | |
| 7/7 15:50 | 63.8 | ↑2.2 | |
| 7/7 16:00 | 66.1 | ↑2.3 | |
| 7/7 16:10 | 68.6 | ↑2.5 | |
| 7/7 16:20 | 71.1 | ↑2.5 | |
| 7/7 16:30 | 73.7 | ↑2.6 | |
| 7/7 16:40 | 76.3 | ↑2.6 | |
| 7/7 16:50 | 79.0 | ↑2.7 | 最大潮位差 |
| 7/7 17:00 | 81.7 | ↑2.7 | 最大潮位差 |
| 7/7 17:10 | 84.4 | ↑2.7 | 最大潮位差 |
| 7/7 17:20 | 87.1 | ↑2.7 | 最大潮位差 |
| 7/7 17:30 | 89.8 | ↑2.7 | 最大潮位差 |
| 7/7 17:40 | 92.5 | ↑2.7 | 最大潮位差 |
| 7/7 17:50 | 95.1 | ↑2.6 | |
| 7/7 18:00 | 97.7 | ↑2.6 | |
| 7/7 18:10 | 100.2 | ↑2.5 | |
| 7/7 18:20 | 102.6 | ↑2.4 | |
| 7/7 18:30 | 104.9 | ↑2.3 | |
| 7/7 18:40 | 107.0 | ↑2.1 | |
| 7/7 18:50 | 109.1 | ↑2.1 | |
| 7/7 19:00 | 111.0 | ↑1.9 | |
| 7/7 19:10 | 112.8 | ↑1.8 | |
| 7/7 19:20 | 114.3 | ↑1.5 | |
| 7/7 19:30 | 115.7 | ↑1.4 | |
| 7/7 19:40 | 117.0 | ↑1.3 | |
| 7/7 19:50 | 118.0 | ↑1.0 | |
| 7/7 20:00 | 118.8 | ↑0.8 | |
| 7/7 20:10 | 119.4 | ↑0.6 | |
| 7/7 20:20 | 119.8 | ↑0.4 | |
| 7/7 20:30 | 119.9 | ↑0.1 | 満潮 |
| 7/7 20:40 | 119.9 | 0 | |
| 7/7 20:50 | 119.6 | ↓-0.3 | |
| 7/7 21:00 | 119.1 | ↓-0.5 | |
| 7/7 21:10 | 118.4 | ↓-0.7 | |
| 7/7 21:20 | 117.5 | ↓-0.9 | |
| 7/7 21:30 | 116.3 | ↓-1.2 | |
| 7/7 21:40 | 115.0 | ↓-1.3 | |
| 7/7 21:50 | 113.5 | ↓-1.5 | |
| 7/7 22:00 | 111.8 | ↓-1.7 | |
| 7/7 22:10 | 110.0 | ↓-1.8 | |
| 7/7 22:20 | 108.0 | ↓-2.0 | |
| 7/7 22:30 | 105.9 | ↓-2.1 | |
| 7/7 22:40 | 103.7 | ↓-2.2 | |
| 7/7 22:50 | 101.4 | ↓-2.3 | |
| 7/7 23:00 | 99.0 | ↓-2.4 | |
| 7/7 23:10 | 96.6 | ↓-2.4 | |
| 7/7 23:20 | 94.2 | ↓-2.4 | |
| 7/7 23:30 | 91.7 | ↓-2.5 | |
| 7/7 23:40 | 89.2 | ↓-2.5 | |
| 7/7 23:50 | 86.8 | ↓-2.4 |