| 満潮 | 干潮 | 満潮 | 干潮 |
|
4
(水) |
09:26 | 03:54 | 21:40 | 14:35 |
| 91cm | 63cm | 122cm | 66cm | |
|
||||
那珂湊（茨城）2029年07月4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 |
|---|---|---|---|
| 7/4 00:00 | 95.4 | ↓-2.3 | 最大潮位差 |
| 7/4 00:10 | 93.1 | ↓-2.3 | 最大潮位差 |
| 7/4 00:20 | 90.8 | ↓-2.3 | 最大潮位差 |
| 7/4 00:30 | 88.6 | ↓-2.2 | |
| 7/4 00:40 | 86.3 | ↓-2.3 | 最大潮位差 |
| 7/4 00:50 | 84.2 | ↓-2.1 | |
| 7/4 01:00 | 82.0 | ↓-2.2 | |
| 7/4 01:10 | 80.0 | ↓-2.0 | |
| 7/4 01:20 | 78.0 | ↓-2.0 | |
| 7/4 01:30 | 76.2 | ↓-1.8 | |
| 7/4 01:40 | 74.4 | ↓-1.8 | |
| 7/4 01:50 | 72.8 | ↓-1.6 | |
| 7/4 02:00 | 71.2 | ↓-1.6 | |
| 7/4 02:10 | 69.8 | ↓-1.4 | |
| 7/4 02:20 | 68.5 | ↓-1.3 | |
| 7/4 02:30 | 67.4 | ↓-1.1 | |
| 7/4 02:40 | 66.3 | ↓-1.1 | |
| 7/4 02:50 | 65.4 | ↓-0.9 | |
| 7/4 03:00 | 64.7 | ↓-0.7 | |
| 7/4 03:10 | 64.0 | ↓-0.7 | |
| 7/4 03:20 | 63.5 | ↓-0.5 | |
| 7/4 03:30 | 63.2 | ↓-0.3 | |
| 7/4 03:40 | 63.0 | ↓-0.2 | |
| 7/4 03:50 | 62.9 | ↓-0.1 | 干潮 |
| 7/4 04:00 | 62.9 | 0 | |
| 7/4 04:10 | 63.0 | ↑0.1 | |
| 7/4 04:20 | 63.3 | ↑0.3 | |
| 7/4 04:30 | 63.7 | ↑0.4 | |
| 7/4 04:40 | 64.2 | ↑0.5 | |
| 7/4 04:50 | 64.8 | ↑0.6 | |
| 7/4 05:00 | 65.5 | ↑0.7 | |
| 7/4 05:10 | 66.3 | ↑0.8 | |
| 7/4 05:20 | 67.2 | ↑0.9 | |
| 7/4 05:30 | 68.2 | ↑1.0 | |
| 7/4 05:40 | 69.2 | ↑1.0 | |
| 7/4 05:50 | 70.3 | ↑1.1 | |
| 7/4 06:00 | 71.5 | ↑1.2 | |
| 7/4 06:10 | 72.7 | ↑1.2 | |
| 7/4 06:20 | 73.9 | ↑1.2 | |
| 7/4 06:30 | 75.2 | ↑1.3 | |
| 7/4 06:40 | 76.5 | ↑1.3 | |
| 7/4 06:50 | 77.8 | ↑1.3 | |
| 7/4 07:00 | 79.1 | ↑1.3 | |
| 7/4 07:10 | 80.3 | ↑1.2 | |
| 7/4 07:20 | 81.6 | ↑1.3 | |
| 7/4 07:30 | 82.8 | ↑1.2 | |
| 7/4 07:40 | 83.9 | ↑1.1 | |
| 7/4 07:50 | 85.0 | ↑1.1 | |
| 7/4 08:00 | 86.1 | ↑1.1 | |
| 7/4 08:10 | 87.0 | ↑0.9 | |
| 7/4 08:20 | 87.8 | ↑0.8 | |
| 7/4 08:30 | 88.6 | ↑0.8 | |
| 7/4 08:40 | 89.2 | ↑0.6 | |
| 7/4 08:50 | 89.7 | ↑0.5 | |
| 7/4 09:00 | 90.1 | ↑0.4 | |
| 7/4 09:10 | 90.4 | ↑0.3 | |
| 7/4 09:20 | 90.5 | ↑0.1 | 満潮 |
| 7/4 09:30 | 90.5 | 0 | |
| 7/4 09:40 | 90.4 | ↓-0.1 | |
| 7/4 09:50 | 90.1 | ↓-0.3 | |
| 7/4 10:00 | 89.7 | ↓-0.4 | |
| 7/4 10:10 | 89.2 | ↓-0.5 | |
| 7/4 10:20 | 88.6 | ↓-0.6 | |
| 7/4 10:30 | 87.9 | ↓-0.7 | |
| 7/4 10:40 | 87.0 | ↓-0.9 | |
| 7/4 10:50 | 86.1 | ↓-0.9 | |
| 7/4 11:00 | 85.0 | ↓-1.1 | |
| 7/4 11:10 | 83.9 | ↓-1.1 | |
| 7/4 11:20 | 82.8 | ↓-1.1 | |
| 7/4 11:30 | 81.5 | ↓-1.3 | |
| 7/4 11:40 | 80.3 | ↓-1.2 | |
| 7/4 11:50 | 79.0 | ↓-1.3 | |
| 7/4 12:00 | 77.7 | ↓-1.3 | |
| 7/4 12:10 | 76.4 | ↓-1.3 | |
| 7/4 12:20 | 75.2 | ↓-1.2 | |
| 7/4 12:30 | 73.9 | ↓-1.3 | |
| 7/4 12:40 | 72.8 | ↓-1.1 | |
| 7/4 12:50 | 71.6 | ↓-1.2 | |
| 7/4 13:00 | 70.5 | ↓-1.1 | |
| 7/4 13:10 | 69.5 | ↓-1.0 | |
| 7/4 13:20 | 68.6 | ↓-0.9 | |
| 7/4 13:30 | 67.8 | ↓-0.8 | |
| 7/4 13:40 | 67.1 | ↓-0.7 | |
| 7/4 13:50 | 66.5 | ↓-0.6 | |
| 7/4 14:00 | 66.0 | ↓-0.5 | |
| 7/4 14:10 | 65.6 | ↓-0.4 | |
| 7/4 14:20 | 65.4 | ↓-0.2 | |
| 7/4 14:30 | 65.3 | ↓-0.1 | 干潮 |
| 7/4 14:40 | 65.3 | 0 | |
| 7/4 14:50 | 65.4 | ↑0.1 | |
| 7/4 15:00 | 65.7 | ↑0.3 | |
| 7/4 15:10 | 66.1 | ↑0.4 | |
| 7/4 15:20 | 66.6 | ↑0.5 | |
| 7/4 15:30 | 67.3 | ↑0.7 | |
| 7/4 15:40 | 68.1 | ↑0.8 | |
| 7/4 15:50 | 69.0 | ↑0.9 | |
| 7/4 16:00 | 70.0 | ↑1.0 | |
| 7/4 16:10 | 71.1 | ↑1.1 | |
| 7/4 16:20 | 72.4 | ↑1.3 | |
| 7/4 16:30 | 73.8 | ↑1.4 | |
| 7/4 16:40 | 75.2 | ↑1.4 | |
| 7/4 16:50 | 76.8 | ↑1.6 | |
| 7/4 17:00 | 78.4 | ↑1.6 | |
| 7/4 17:10 | 80.1 | ↑1.7 | |
| 7/4 17:20 | 81.9 | ↑1.8 | |
| 7/4 17:30 | 83.8 | ↑1.9 | |
| 7/4 17:40 | 85.7 | ↑1.9 | |
| 7/4 17:50 | 87.6 | ↑1.9 | |
| 7/4 18:00 | 89.7 | ↑2.1 | |
| 7/4 18:10 | 91.7 | ↑2.0 | |
| 7/4 18:20 | 93.7 | ↑2.0 | |
| 7/4 18:30 | 95.8 | ↑2.1 | |
| 7/4 18:40 | 97.9 | ↑2.1 | |
| 7/4 18:50 | 99.9 | ↑2.0 | |
| 7/4 19:00 | 102.0 | ↑2.1 | |
| 7/4 19:10 | 104.0 | ↑2.0 | |
| 7/4 19:20 | 105.9 | ↑1.9 | |
| 7/4 19:30 | 107.8 | ↑1.9 | |
| 7/4 19:40 | 109.6 | ↑1.8 | |
| 7/4 19:50 | 111.3 | ↑1.7 | |
| 7/4 20:00 | 112.9 | ↑1.6 | |
| 7/4 20:10 | 114.5 | ↑1.6 | |
| 7/4 20:20 | 115.8 | ↑1.3 | |
| 7/4 20:30 | 117.1 | ↑1.3 | |
| 7/4 20:40 | 118.2 | ↑1.1 | |
| 7/4 20:50 | 119.2 | ↑1.0 | |
| 7/4 21:00 | 119.9 | ↑0.7 | |
| 7/4 21:10 | 120.6 | ↑0.7 | |
| 7/4 21:20 | 121.0 | ↑0.4 | |
| 7/4 21:30 | 121.2 | ↑0.2 | 満潮 |
| 7/4 21:40 | 121.3 | ↑0.1 | 満潮 |
| 7/4 21:50 | 121.2 | ↓-0.1 | |
| 7/4 22:00 | 120.9 | ↓-0.3 | |
| 7/4 22:10 | 120.4 | ↓-0.5 | |
| 7/4 22:20 | 119.7 | ↓-0.7 | |
| 7/4 22:30 | 118.8 | ↓-0.9 | |
| 7/4 22:40 | 117.8 | ↓-1.0 | |
| 7/4 22:50 | 116.6 | ↓-1.2 | |
| 7/4 23:00 | 115.2 | ↓-1.4 | |
| 7/4 23:10 | 113.7 | ↓-1.5 | |
| 7/4 23:20 | 112.0 | ↓-1.7 | |
| 7/4 23:30 | 110.2 | ↓-1.8 | |
| 7/4 23:40 | 108.2 | ↓-2.0 | |
| 7/4 23:50 | 106.2 | ↓-2.0 |