| 満潮 | 干潮 | 満潮 | 干潮 |
|
17
(木) |
01:08 | 08:44 | 16:06 | 20:45 |
| 128cm | 20cm | 119cm | 94cm | |
|
||||
那珂湊（茨城）2031年07月17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 |
|---|---|---|---|
| 7/17 00:00 | 123.7 | ↑1.2 | |
| 7/17 00:10 | 124.7 | ↑1.0 | |
| 7/17 00:20 | 125.6 | ↑0.9 | |
| 7/17 00:30 | 126.4 | ↑0.8 | |
| 7/17 00:40 | 126.9 | ↑0.5 | |
| 7/17 00:50 | 127.4 | ↑0.5 | |
| 7/17 01:00 | 127.6 | ↑0.2 | 満潮 |
| 7/17 01:10 | 127.6 | 0 | |
| 7/17 01:20 | 127.5 | ↓-0.1 | |
| 7/17 01:30 | 127.1 | ↓-0.4 | |
| 7/17 01:40 | 126.6 | ↓-0.5 | |
| 7/17 01:50 | 125.8 | ↓-0.8 | |
| 7/17 02:00 | 124.8 | ↓-1.0 | |
| 7/17 02:10 | 123.6 | ↓-1.2 | |
| 7/17 02:20 | 122.2 | ↓-1.4 | |
| 7/17 02:30 | 120.5 | ↓-1.7 | |
| 7/17 02:40 | 118.7 | ↓-1.8 | |
| 7/17 02:50 | 116.6 | ↓-2.1 | |
| 7/17 03:00 | 114.3 | ↓-2.3 | |
| 7/17 03:10 | 111.9 | ↓-2.4 | |
| 7/17 03:20 | 109.2 | ↓-2.7 | |
| 7/17 03:30 | 106.4 | ↓-2.8 | |
| 7/17 03:40 | 103.4 | ↓-3.0 | |
| 7/17 03:50 | 100.3 | ↓-3.1 | |
| 7/17 04:00 | 97.0 | ↓-3.3 | |
| 7/17 04:10 | 93.6 | ↓-3.4 | |
| 7/17 04:20 | 90.1 | ↓-3.5 | |
| 7/17 04:30 | 86.4 | ↓-3.7 | |
| 7/17 04:40 | 82.8 | ↓-3.6 | |
| 7/17 04:50 | 79.0 | ↓-3.8 | 最大潮位差 |
| 7/17 05:00 | 75.2 | ↓-3.8 | 最大潮位差 |
| 7/17 05:10 | 71.4 | ↓-3.8 | 最大潮位差 |
| 7/17 05:20 | 67.6 | ↓-3.8 | 最大潮位差 |
| 7/17 05:30 | 63.8 | ↓-3.8 | 最大潮位差 |
| 7/17 05:40 | 60.0 | ↓-3.8 | 最大潮位差 |
| 7/17 05:50 | 56.3 | ↓-3.7 | |
| 7/17 06:00 | 52.7 | ↓-3.6 | |
| 7/17 06:10 | 49.2 | ↓-3.5 | |
| 7/17 06:20 | 45.7 | ↓-3.5 | |
| 7/17 06:30 | 42.5 | ↓-3.2 | |
| 7/17 06:40 | 39.3 | ↓-3.2 | |
| 7/17 06:50 | 36.4 | ↓-2.9 | |
| 7/17 07:00 | 33.6 | ↓-2.8 | |
| 7/17 07:10 | 31.1 | ↓-2.5 | |
| 7/17 07:20 | 28.7 | ↓-2.4 | |
| 7/17 07:30 | 26.6 | ↓-2.1 | |
| 7/17 07:40 | 24.8 | ↓-1.8 | |
| 7/17 07:50 | 23.2 | ↓-1.6 | |
| 7/17 08:00 | 21.8 | ↓-1.4 | |
| 7/17 08:10 | 20.7 | ↓-1.1 | |
| 7/17 08:20 | 20.0 | ↓-0.7 | |
| 7/17 08:30 | 19.4 | ↓-0.6 | |
| 7/17 08:40 | 19.2 | ↓-0.2 | 干潮 |
| 7/17 08:50 | 19.3 | ↑0.1 | |
| 7/17 09:00 | 19.6 | ↑0.3 | |
| 7/17 09:10 | 20.2 | ↑0.6 | |
| 7/17 09:20 | 21.1 | ↑0.9 | |
| 7/17 09:30 | 22.3 | ↑1.2 | |
| 7/17 09:40 | 23.7 | ↑1.4 | |
| 7/17 09:50 | 25.4 | ↑1.7 | |
| 7/17 10:00 | 27.3 | ↑1.9 | |
| 7/17 10:10 | 29.5 | ↑2.2 | |
| 7/17 10:20 | 31.9 | ↑2.4 | |
| 7/17 10:30 | 34.4 | ↑2.5 | |
| 7/17 10:40 | 37.2 | ↑2.8 | |
| 7/17 10:50 | 40.1 | ↑2.9 | |
| 7/17 11:00 | 43.2 | ↑3.1 | |
| 7/17 11:10 | 46.4 | ↑3.2 | |
| 7/17 11:20 | 49.8 | ↑3.4 | |
| 7/17 11:30 | 53.2 | ↑3.4 | |
| 7/17 11:40 | 56.7 | ↑3.5 | |
| 7/17 11:50 | 60.2 | ↑3.5 | |
| 7/17 12:00 | 63.8 | ↑3.6 | |
| 7/17 12:10 | 67.4 | ↑3.6 | |
| 7/17 12:20 | 71.0 | ↑3.6 | |
| 7/17 12:30 | 74.6 | ↑3.6 | |
| 7/17 12:40 | 78.2 | ↑3.6 | |
| 7/17 12:50 | 81.6 | ↑3.4 | |
| 7/17 13:00 | 85.0 | ↑3.4 | |
| 7/17 13:10 | 88.3 | ↑3.3 | |
| 7/17 13:20 | 91.5 | ↑3.2 | |
| 7/17 13:30 | 94.6 | ↑3.1 | |
| 7/17 13:40 | 97.5 | ↑2.9 | |
| 7/17 13:50 | 100.3 | ↑2.8 | |
| 7/17 14:00 | 102.9 | ↑2.6 | |
| 7/17 14:10 | 105.3 | ↑2.4 | |
| 7/17 14:20 | 107.6 | ↑2.3 | |
| 7/17 14:30 | 109.6 | ↑2.0 | |
| 7/17 14:40 | 111.5 | ↑1.9 | |
| 7/17 14:50 | 113.1 | ↑1.6 | |
| 7/17 15:00 | 114.6 | ↑1.5 | |
| 7/17 15:10 | 115.8 | ↑1.2 | |
| 7/17 15:20 | 116.8 | ↑1.0 | |
| 7/17 15:30 | 117.6 | ↑0.8 | |
| 7/17 15:40 | 118.2 | ↑0.6 | |
| 7/17 15:50 | 118.6 | ↑0.4 | |
| 7/17 16:00 | 118.8 | ↑0.2 | 満潮 |
| 7/17 16:10 | 118.8 | 0 | |
| 7/17 16:20 | 118.6 | ↓-0.2 | |
| 7/17 16:30 | 118.3 | ↓-0.3 | |
| 7/17 16:40 | 117.7 | ↓-0.6 | |
| 7/17 16:50 | 117.0 | ↓-0.7 | |
| 7/17 17:00 | 116.2 | ↓-0.8 | |
| 7/17 17:10 | 115.3 | ↓-0.9 | |
| 7/17 17:20 | 114.2 | ↓-1.1 | |
| 7/17 17:30 | 113.0 | ↓-1.2 | |
| 7/17 17:40 | 111.8 | ↓-1.2 | |
| 7/17 17:50 | 110.5 | ↓-1.3 | |
| 7/17 18:00 | 109.1 | ↓-1.4 | |
| 7/17 18:10 | 107.7 | ↓-1.4 | |
| 7/17 18:20 | 106.3 | ↓-1.4 | |
| 7/17 18:30 | 104.9 | ↓-1.4 | |
| 7/17 18:40 | 103.5 | ↓-1.4 | |
| 7/17 18:50 | 102.1 | ↓-1.4 | |
| 7/17 19:00 | 100.8 | ↓-1.3 | |
| 7/17 19:10 | 99.5 | ↓-1.3 | |
| 7/17 19:20 | 98.4 | ↓-1.1 | |
| 7/17 19:30 | 97.3 | ↓-1.1 | |
| 7/17 19:40 | 96.3 | ↓-1.0 | |
| 7/17 19:50 | 95.5 | ↓-0.8 | |
| 7/17 20:00 | 94.8 | ↓-0.7 | |
| 7/17 20:10 | 94.2 | ↓-0.6 | |
| 7/17 20:20 | 93.7 | ↓-0.5 | |
| 7/17 20:30 | 93.4 | ↓-0.3 | |
| 7/17 20:40 | 93.3 | ↓-0.1 | 干潮 |
| 7/17 20:50 | 93.3 | 0 | |
| 7/17 21:00 | 93.5 | ↑0.2 | |
| 7/17 21:10 | 93.8 | ↑0.3 | |
| 7/17 21:20 | 94.3 | ↑0.5 | |
| 7/17 21:30 | 95.0 | ↑0.7 | |
| 7/17 21:40 | 95.8 | ↑0.8 | |
| 7/17 21:50 | 96.7 | ↑0.9 | |
| 7/17 22:00 | 97.8 | ↑1.1 | |
| 7/17 22:10 | 99.0 | ↑1.2 | |
| 7/17 22:20 | 100.3 | ↑1.3 | |
| 7/17 22:30 | 101.8 | ↑1.5 | |
| 7/17 22:40 | 103.3 | ↑1.5 | |
| 7/17 22:50 | 104.9 | ↑1.6 | |
| 7/17 23:00 | 106.5 | ↑1.6 | |
| 7/17 23:10 | 108.2 | ↑1.7 | |
| 7/17 23:20 | 110.0 | ↑1.8 | |
| 7/17 23:30 | 111.7 | ↑1.7 | |
| 7/17 23:40 | 113.5 | ↑1.8 | |
| 7/17 23:50 | 115.2 | ↑1.7 |